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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	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
UPD42S17190LLE-A80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	100 mA	1048576 words	YES	COMMON	3.3	3.3	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0001 Amp	80 ns
UPD42S17190LE-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	130 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	60 ns
UPD42S17160LE-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	100 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0001 Amp	80 ns
UPD42S18160LE-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	160 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.00025 Amp	60 ns
UPD42S16165LE-70	Renesas Electronics	EDO DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.00025 Amp	70 ns
UPD42S16190LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	100 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	70 ns
UPD4218160LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	170 mA	1048576 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.001 Amp	50 ns
UPD4218165LE-50	Renesas Electronics	EDO DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	170 mA	1048576 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.001 Amp	50 ns
UPD42S16180LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	50 ns
UPD4217160LE-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	100 mA	1048576 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	80 ns
UPD4216160LE-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	100 mA	1048576 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.001 Amp	60 ns
UPD42S18170LE-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	160 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	60 ns
UPD4217160LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	110 mA	1048576 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	70 ns
UPD4217180LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	140 mA	1048576 words	NO	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	50 ns
UPD4216160LLE-A50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	110 mA	1048576 words	NO	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0005 Amp	50 ns
UPD42S17180LE-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	130 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	60 ns
UPD4216160LLE-A70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	80 mA	1048576 words	NO	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0005 Amp	70 ns
UPD42S16170LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	110 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	50 ns
UPD4218160LLE-A60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	150 mA	1048576 words	NO	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0005 Amp	60 ns
UPD42S16170LLE-A60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	90 mA	1048576 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0001 Amp	60 ns
UPD4218160LLE-A80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	130 mA	1048576 words	NO	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0005 Amp	80 ns
UPD42S16170LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	90 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	70 ns
UPD4218180LLE-A60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	170 mA	1048576 words	NO	COMMON	3.3	3.3	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	60 ns
UPD4217160LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	130 mA	1048576 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	50 ns
UPD42S18190LE-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	180 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	60 ns
UPD4217160LLE-A70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	100 mA	1048576 words	NO	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	70 ns
UPD42S17170LE-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	100 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	80 ns
UPD4217180LLE-A60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	NO	COMMON	3.3	3.3	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	60 ns
UPD42S16180LLE-A70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	90 mA	1048576 words	YES	COMMON	3.3	3.3	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0001 Amp	70 ns
UPD42S18180LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	190 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	50 ns
UPD42S17180LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	140 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	50 ns
UPD42S17160LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	110 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0001 Amp	70 ns
UPD42S18160LLE-A50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	170 mA	1048576 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.00015 Amp	50 ns
UPD42S16165LLE-A60	Renesas Electronics	EDO DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	110 mA	1048576 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.00015 Amp	60 ns
UPD42S17180LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	70 ns
UPD42S16170LLE-A70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	80 mA	1048576 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0001 Amp	70 ns
UPD4218165LLE-A70	Renesas Electronics	EDO DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	140 mA	1048576 words	NO	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0005 Amp	70 ns
UPD4217160LE-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	60 ns
UPD42S17190LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	70 ns
UPD42S18180LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	170 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	70 ns
UPD4218180LE-80	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	160 mA	1048576 words	NO	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	80 ns
UPD42S16160LLE-A50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	110 mA	1048576 words	YES	COMMON	3.3	3.3	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.00015 Amp	50 ns
UPD4216160LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	110 mA	1048576 words	NO	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.001 Amp	50 ns
UPD4217180LE-70	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	NO	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	70 ns
UPD42S16190LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	4096	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	YES	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	50 ns
UPD4218180LE-50	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	190 mA	1048576 words	NO	COMMON	5	5	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0004 Amp	50 ns
UPD42S17170LE-60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	2048	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	120 mA	1048576 words	YES	COMMON	5	5	16	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX16	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	16777216 bit	e0	.0004 Amp	60 ns
UPD42S18180LLE-A60	Renesas Electronics	FAST PAGE DRAM	COMMERCIAL	42	SOJ	1024	RECTANGULAR	PLASTIC/EPOXY	YES	CMOS	J BEND	170 mA	1048576 words	YES	COMMON	3.3	3.3	18	SMALL OUTLINE	SOJ42,.44	DRAMs	1.27 mm	70 Cel	3-STATE	1MX18	1M	Tin/Lead (Sn/Pb)	DUAL	R-PDSO-J42	Not Qualified	18874368 bit	e0	.0001 Amp	60 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.