COMMERCIAL Memory Controllers 163

Reset All

Part	Manufacturer	Peripheral IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	Maximum Supply Voltage	Screening Level	Address Bus Width	Power Supplies (V)	Package Style (Meter)	Package Equivalence Code	Minimum Supply Voltage	Maximum Operating Temperature	Terminal Finish	Terminal Position	Maximum Seated Height	Width	Boundary Scan	External Data Bus Width	Maximum Clock Frequency	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Length	Technology	Maximum Supply Current	Nominal Supply Voltage	Memory Organization	No. of Banks	Sub-Category	Terminal Pitch	JESD-30 Code	Qualification	Low Power Mode	JESD-609 Code
SN74LS785N	Motorola		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP40,.6		70 Cel	Tin/Lead (Sn/Pb)	DUAL									TTL	230 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T40	Not Qualified		e0
SN74LS601N3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20
SN74LS603N3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20
SN74LS603N	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
SN74LS603N1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
SN74LS600ANP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
SN74LS602J	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-XDIP-T20	Not Qualified
SN74LS603NP3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20
SN74LS601NP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
THCT4502-125N	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	48	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V		18	5	IN-LINE	DIP48,.6	4.5 V	70 Cel		DUAL	5.08 mm	15.24 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	61.47 mm	CMOS	15 mA	5 V		4	Memory Controllers	2.54 mm	R-PDIP-T48	Not Qualified	NO
DP8422AV-25	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	84	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		22	5	CHIP CARRIER	LDCC84,1.2SQ	4.5 V	70 Cel	TIN LEAD	QUAD	5.08 mm	29.3116 mm	NO	0	25 MHz			29.3116 mm	CMOS	95 mA	5 V	4M X 1	4	Memory Controllers	1.27 mm	S-PQCC-J84	Not Qualified	YES	e0
SN74LS603AN3	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.25 V		8	5	IN-LINE	DIP20,.3	4.75 V	70 Cel		DUAL	5.08 mm	7.62 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	24.325 mm	TTL	85 mA	5 V	64K X 1	1	Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified	NO
DP8421AV-25	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		20	5	CHIP CARRIER	LDCC68,1.0SQ	4.5 V	70 Cel	TIN LEAD	QUAD	5.08 mm	24.2316 mm	NO	0	25 MHz			24.2316 mm	CMOS	95 mA	5 V	1M X 1	4	Memory Controllers	1.27 mm	S-PQCC-J68	Not Qualified	YES	e0
THCT4502-125JD	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	48	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	NO	5.5 V		18	5	IN-LINE	DIP48,.6	4.5 V	70 Cel		DUAL			NO	0		NOT SPECIFIED	NOT SPECIFIED		CMOS	15 mA	5 V		4	Memory Controllers	2.54 mm	R-CDIP-T48	Not Qualified	NO
THCT4502-125FN	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		18		CHIP CARRIER		4.5 V	70 Cel		QUAD	4.57 mm	24.2316 mm	NO	0				24.2316 mm	CMOS		5 V		4		1.27 mm	S-PQCC-J68	Not Qualified	NO
SN74ACT4503N	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	52	DIP	RECTANGULAR	PLASTIC/EPOXY	NO			20	5	IN-LINE	DIP52,.6		70 Cel		DUAL	5.08 mm	15.24 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	66.55 mm	CMOS	50 mA	5 V		4	Memory Controllers	2.54 mm	R-PDIP-T52	Not Qualified	NO
THCT4502-125FK	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	NO LEAD	68	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V		18	5	CHIP CARRIER	LCC68,.95SQ	4.5 V	70 Cel		QUAD	2.03 mm	24.13 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	24.13 mm	CMOS	15 mA	5 V		4	Memory Controllers	1.27 mm	S-CQCC-N68	Not Qualified	NO
SN74LS601N	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
SN74ALS2967FN3	Texas Instruments		COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES		38535Q/M;38534H;883B		5	CHIP CARRIER	LDCC68,1.0SQ		70 Cel		QUAD									TTL	200 mA	5 V			Memory Controllers	1.27 mm	S-PQCC-J68	Not Qualified
SN74LS603ADW3	Texas Instruments		COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES				5	SMALL OUTLINE	SOP20,.4		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	1.27 mm	R-PDSO-G20
SN74ALS6301N3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	52	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP52,.6		70 Cel		DUAL									TTL	220 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T52
SN74LS601N1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
SN74LS600NP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
SN74LS600AN3	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.25 V		7	5	IN-LINE	DIP20,.3	4.75 V	70 Cel		DUAL	5.08 mm	7.62 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	24.325 mm	TTL	85 mA	5 V	16K X 1	1	Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified	NO
SN74LS602ANP1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
SN74ALS2968FN	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		18	5	CHIP CARRIER	LDCC68,1.0SQ	4.5 V	70 Cel		QUAD	4.57 mm	24.2316 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	24.2316 mm	TTL	200 mA	5 V	1M X 16	4	Memory Controllers	1.27 mm	S-PQCC-J68	Not Qualified	NO
TMS4500A-20FN	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		16	5	CHIP CARRIER	LDCC44,.7SQ	4.5 V	70 Cel		QUAD	4.57 mm	16.5862 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	16.5862 mm	CMOS	140 mA	5 V		2	Memory Controllers	1.27 mm	S-PQCC-J44	Not Qualified	NO
SN74LS600N	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
DP8422AV-20	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	84	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		22	5	CHIP CARRIER	LDCC84,1.2SQ	4.5 V	70 Cel	TIN LEAD	QUAD	5.08 mm	29.3116 mm	NO	0	20 MHz			29.3116 mm	CMOS	75 mA	5 V	4M X 1	4	Memory Controllers	1.27 mm	S-PQCC-J84	Not Qualified	YES	e0
SN74LS603J	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-XDIP-T20	Not Qualified
SN74LS600J	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-XDIP-T20	Not Qualified
DP8420AV-20	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		20	5	CHIP CARRIER	LDCC68,1.0SQ	4.5 V	70 Cel	TIN LEAD	QUAD	5.08 mm	24.2316 mm	NO	0	20 MHz			24.2316 mm	CMOS	75 mA	5 V	256K X 1	4	Memory Controllers	1.27 mm	S-PQCC-J68	Not Qualified	YES	e0
SN74LS602J4	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-XDIP-T20
SN74LS603ANP3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20
TACT83442-20	Texas Instruments		COMMERCIAL	GULL WING	100	QFP	RECTANGULAR	PLASTIC/EPOXY	YES				5	FLATPACK	QFP100,.7X1.0		70 Cel		QUAD									CMOS	.1 mA	5 V			Memory Controllers	.635 mm	R-PQFP-G100	Not Qualified
SN74LS602ADW3	Texas Instruments		COMMERCIAL	GULL WING	20	SOP	RECTANGULAR	PLASTIC/EPOXY	YES				5	SMALL OUTLINE	SOP20,.4		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	1.27 mm	R-PDSO-G20
TMS4500AN	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO			16		IN-LINE			70 Cel		DUAL	5.08 mm	15.24 mm	NO	0				52.455 mm	CMOS				2		2.54 mm	R-PDIP-T40	Not Qualified	NO
SN74ALS2967N	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	48	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V		18	5	IN-LINE	DIP48,.6	4.5 V	70 Cel		DUAL	5.08 mm	15.24 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	61.47 mm	TTL	200 mA	5 V	1M X 16	4	Memory Controllers	2.54 mm	R-PDIP-T48	Not Qualified	NO
TMS4500A-15FN	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		16	5	CHIP CARRIER	LDCC44,.7SQ	4.5 V	70 Cel		QUAD	4.57 mm	16.5862 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	16.5862 mm	CMOS	140 mA	5 V		2	Memory Controllers	1.27 mm	S-PQCC-J44	Not Qualified	NO
SN74LS601AN1	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified
DP8421V-33	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES	5.5 V		20	5	CHIP CARRIER	LDCC68,1.0SQ	4.5 V	70 Cel	TIN LEAD	QUAD	5.08 mm	24.2316 mm	NO	0	33.33 MHz			24.2316 mm	CMOS	150 mA	5 V	1M X 1	4	Memory Controllers	1.27 mm	S-PQCC-J68	Not Qualified	YES	e0
TMS4500A-20NL	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V		16	5	IN-LINE	DIP40,.6	4.5 V	70 Cel		DUAL	5.08 mm	15.24 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	52.455 mm	CMOS		5 V		2	Memory Controllers	2.54 mm	R-PDIP-T40	Not Qualified	NO
SN74ALS6302N	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	52	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V		20	5	IN-LINE	DIP52,.6	4.5 V	70 Cel		DUAL	5.08 mm	15.24 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	66.55 mm	BIPOLAR	220 mA	5 V	1M X 16	4	Memory Controllers	2.54 mm	R-PDIP-T52	Not Qualified	NO
TMS4500AFN	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	J BEND	44	QCCJ	SQUARE	PLASTIC/EPOXY	YES			16		CHIP CARRIER			70 Cel		QUAD	4.57 mm	16.5862 mm	NO	0				16.5862 mm	CMOS				2		1.27 mm	S-PQCC-J44	Not Qualified	NO
SN74LS602AJ	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	NO	5.25 V		7	5	IN-LINE	DIP20,.3	4.75 V	70 Cel		DUAL	5.08 mm	7.62 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	24.195 mm	TTL	85 mA	5 V	16K X 1	1	Memory Controllers	2.54 mm	R-GDIP-T20	Not Qualified	NO
SN74LS603AN	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.25 V		8	5	IN-LINE	DIP20,.3	4.75 V	70 Cel		DUAL	5.08 mm	7.62 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	24.325 mm	TTL	85 mA	5 V		2	Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified	NO
SN74ALS2968N3	Texas Instruments		COMMERCIAL	THROUGH-HOLE	48	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP48,.6		70 Cel		DUAL									TTL	200 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T48
TIM99601N	Texas Instruments		COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	PLASTIC/EPOXY	NO				5	IN-LINE	DIP20,.3		70 Cel		DUAL									TTL	85 mA	5 V			Memory Controllers	2.54 mm	R-PDIP-T20	Not Qualified

Memory Controllers

Memory controllers are specialized electronic circuits that manage the flow of data between a CPU and memory modules. These circuits are typically found on motherboards or embedded systems and are responsible for controlling the timing and data transfer rates between the CPU and memory modules.

Memory controllers are designed to work with specific types of memory modules, such as dynamic random access memory (DRAM), synchronous dynamic random access memory (SDRAM), or double data rate (DDR) memory. They are responsible for configuring the memory modules and managing the transfer of data between the CPU and memory.

Memory controllers use a variety of techniques to optimize the performance of memory access, including prefetching, pipelining, and cache management. Prefetching involves retrieving data from memory before it is requested by the CPU, while pipelining involves overlapping memory operations to reduce the latency of memory access. Cache management involves using on-chip cache memory to store frequently accessed data, reducing the need to access main memory.

Memory controllers are essential components of modern computer systems, as they play a critical role in determining the overall performance of the system. They are responsible for managing the flow of data between the CPU and memory modules, optimizing memory access, and ensuring the reliability and stability of the system.