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Part	Manufacturer	Memory IC Type	Temperature Grade	No. of Terminals	Package Code	Refresh Cycles	Package Shape	Package Body Material	Surface Mount	Technology	Terminal Form	Maximum Supply Current	No. of Words	Self Refresh	Input/Output Type	Nominal Supply Voltage / Vsup (V)	Power Supplies (V)	Memory Width	Package Style (Meter)	Package Equivalence Code	Sub-Category	Terminal Pitch	Maximum Operating Temperature	Reverse Pinout	Output Characteristics	Organization	No. of Words Code	Terminal Finish	Terminal Position	JESD-30 Code	Qualification	Memory Density	JESD-609 Code	Maximum Standby Current	Maximum Access Time
UPD42S4263AG5-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	120 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.36,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0003 Amp	80 ns
UPD42S4263LV-A80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	ZIP	512	RECTANGULAR	PLASTIC/EPOXY	NO	CMOS	THROUGH-HOLE	110 mA	262144 words	YES	COMMON	3.3	3.3	16	IN-LINE	ZIP40,.1	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	ZIG-ZAG	R-PZIP-T40	Not Qualified	4194304 bit	e0	.0001 Amp	80 ns
UPD424280LE-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	SOJ	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	175 mA	262144 words	NO	COMMON	5	5	18	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4718592 bit	e0	.001 Amp	80 ns
UPD424263AV-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	ZIP	512	RECTANGULAR	PLASTIC/EPOXY	NO	CMOS	THROUGH-HOLE	130 mA	262144 words	NO	COMMON	5	5	16	IN-LINE	ZIP40,.1	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	ZIG-ZAG	R-PZIP-T40	Not Qualified	4194304 bit	e0	.0003 Amp	70 ns
UPD42S4260G5-70-7KF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	160 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00015 Amp	70 ns
UPD42S4263AG5M-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	130 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.36,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0003 Amp	70 ns
UPD42S4190LG5M-A70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	110 mA	262144 words	YES	COMMON	3.3	3.3	18	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4718592 bit	e0	.0001 Amp	70 ns
UPD424280LLE-A80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	SOJ	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	130 mA	262144 words	NO	COMMON	3.3	3.3	18	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4718592 bit	e0	.0001 Amp	80 ns
UPD424210ALE-70	Renesas Electronics	EDO DRAM	COMMERCIAL	40	SOJ	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	70 mA	262144 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4194304 bit	e0	.001 Amp	70 ns
UPD42S4280LLE-A60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	SOJ	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	150 mA	262144 words	YES	COMMON	3.3	3.3	18	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4718592 bit	e0	.0001 Amp	60 ns
UPD42S4260LG5-A10-7KF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	100 mA	262144 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0001 Amp	100 ns
UPD42S4270G5-70-7JF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	160 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0002 Amp	70 ns
UPD42S4210AG5-50	Renesas Electronics	EDO DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	90 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00015 Amp	50 ns
UPD424263AG5M-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	130 mA	262144 words	NO	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.36,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0003 Amp	70 ns
UPD42S4263LG5-A60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	130 mA	262144 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.36,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0001 Amp	60 ns
UPD424170LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	262144 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4194304 bit	e0	.001 Amp	70 ns
UPD42S4170LV-A80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	ZIP	1024	RECTANGULAR	PLASTIC/EPOXY	NO	CMOS	THROUGH-HOLE	80 mA	262144 words	YES	COMMON	3.3	3.3	16	IN-LINE	ZIP40,.1	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	ZIG-ZAG	R-PZIP-T40	Not Qualified	4194304 bit	e0	.0001 Amp	80 ns
UPD42S4260LG5-12L	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	50 mA	262144 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00012 Amp	120 ns
UPD42S4190AG5-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	110 mA	262144 words	YES	COMMON	5	5	18	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4718592 bit	e0	.0003 Amp	70 ns
UPD42S4260LLE-15L	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	SOJ	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	45 mA	262144 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4194304 bit	e0	.00012 Amp	150 ns
UPD424210LE-60-A	Renesas Electronics	EDO DRAM	COMMERCIAL	40	SOJ	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	160 mA	262144 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4194304 bit	e0	.001 Amp	60 ns
UPD42S4260G5M-70L	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	160 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00015 Amp	70 ns
UPD42S4260ALG5-A60-7JF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	80 mA	262144 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00008 Amp	60 ns
UPD42S4260G5-70L	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	160 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00015 Amp	70 ns
UPD42S4280AG5-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	150 mA	262144 words	YES	COMMON	5	5	18	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4718592 bit	e0	.0003 Amp	70 ns
UPD42S4263AV-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	ZIP	512	RECTANGULAR	PLASTIC/EPOXY	NO	CMOS	THROUGH-HOLE	120 mA	262144 words	YES	COMMON	5	5	16	IN-LINE	ZIP40,.1	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	ZIG-ZAG	R-PZIP-T40	Not Qualified	4194304 bit	e0	.0003 Amp	80 ns
UPD424260LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	SOJ	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	160 mA	262144 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4194304 bit	e0	.001 Amp	70 ns
UPD42S4260AG5M-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	120 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0003 Amp	80 ns
UPD42S4260G5-80L	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	145 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00015 Amp	80 ns
UPD42S4280LG5M-A80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	130 mA	262144 words	YES	COMMON	3.3	3.3	18	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4718592 bit	e0	.0001 Amp	80 ns
UPD424280G5-80-7JF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	175 mA	262144 words	NO	COMMON	5	5	18	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4718592 bit	e0	.001 Amp	80 ns
UPD421165LE-35	Renesas Electronics	EDO DRAM	COMMERCIAL	40	SOJ	256	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	115 mA	65536 words		COMMON	5	5	16	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	64KX16	64K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	1048576 bit	e0	.001 Amp	70 ns
UPD481440LE-80	Renesas Electronics	EDO DRAM	COMMERCIAL	40	SOJ	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	170 mA	262144 words		COMMON	5	5	16	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4194304 bit	e0	.001 Amp	80 ns
UPD424260AV-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	ZIP	512	RECTANGULAR	PLASTIC/EPOXY	NO	CMOS	THROUGH-HOLE	130 mA	262144 words	NO	COMMON	5	5	16	IN-LINE	ZIP40,.1	DRAMs	1.27 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	ZIG-ZAG	R-PZIP-T40	Not Qualified	4194304 bit	e0	.0003 Amp	70 ns
UPD42S4263AG5-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	140 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.36,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0003 Amp	60 ns
UPD424260G5-70-7JF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	160 mA	262144 words	NO	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.001 Amp	70 ns
UPD42S4260LG5-A10-7JF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	100 mA	262144 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0001 Amp	100 ns
UPD42S4280LG5M-A60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	150 mA	262144 words	YES	COMMON	3.3	3.3	18	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4718592 bit	e0	.0001 Amp	60 ns
UPD42S4260ALG5-A80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	60 mA	262144 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00008 Amp	80 ns
UPD424190ALE-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	110 mA	262144 words	NO	COMMON	5	5	18	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	4718592 bit	e0	.0003 Amp	80 ns
UPD421175LE-30	Renesas Electronics	EDO DRAM	COMMERCIAL	40	SOJ	256	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	115 mA	65536 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ40,.44	DRAMs	1.27 mm	70 Cel		3-STATE	64KX16	64K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J40	Not Qualified	1048576 bit	e0	.001 Amp	70 ns
UPD424280G5-80-7KF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	175 mA	262144 words	NO	COMMON	5	5	18	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4718592 bit	e0	.001 Amp	80 ns
UPD42S4260G5-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	160 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.00015 Amp	70 ns
UPD424170LG5-A80-7KF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	80 mA	262144 words	NO	COMMON	3.3	3.3	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0005 Amp	80 ns
UPD42S4280LG5M-A70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	140 mA	262144 words	YES	COMMON	3.3	3.3	18	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX18	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4718592 bit	e0	.0001 Amp	70 ns
UPD42S4263LG5M-A70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	120 mA	262144 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.36,32	DRAMs	.8 mm	70 Cel	YES	3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0001 Amp	70 ns
UPD42S4270G5-80-7JF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	145 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0002 Amp	80 ns
UPD42S4270G5-10-7JF	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	40	TSOP	512	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	GULL WING	120 mA	262144 words	YES	COMMON	5	5	16	SMALL OUTLINE, THIN PROFILE	TSOP40/44,.46,32	DRAMs	.8 mm	70 Cel		3-STATE	256KX16	256K	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-G40	Not Qualified	4194304 bit	e0	.0002 Amp	100 ns

DRAM

DRAM, or Dynamic Random Access Memory, is a type of volatile computer memory that stores data in a digital format. It is commonly used in personal computers, laptops, mobile devices, and other digital devices.

DRAM stores digital data as a charge on a capacitor. Each capacitor in DRAM represents one bit of data, and the state of the capacitor is refreshed periodically to maintain its charge. The refreshing process is necessary because the charge on the capacitor leaks over time, leading to data loss. The refreshing process is managed by a control circuitry that is integrated into the DRAM module.

DRAM is an important component of modern computer systems because it provides fast access to data for the processor. DRAM access times are measured in nanoseconds, which is much faster than access times for secondary storage devices like hard drives or solid-state drives. DRAM is also cheaper and more energy-efficient than other types of computer memory.

There are different types of DRAM, including SDRAM (Synchronous DRAM), DDR SDRAM (Double Data Rate Synchronous DRAM), and GDDR SDRAM (Graphics Double Data Rate Synchronous DRAM). These different types of DRAM have different characteristics, such as speed, capacity, and power consumption, and are used in different types of computer systems.

One of the disadvantages of DRAM is that it is volatile, which means that it loses data when the power is turned off. To prevent data loss, DRAM is typically used in conjunction with non-volatile storage devices like hard drives or solid-state drives, which can store data even when the power is turned off.