COMMERCIAL Memory Controllers 163

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Part	Manufacturer	Peripheral IC Type	Temperature Grade	Terminal Form	No. of Terminals	Package Code	Package Shape	Package Body Material	Surface Mount	Maximum Supply Voltage	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	Bus Compatibility	Terminal Pitch	JESD-30 Code	Qualification	Low Power Mode	JESD-609 Code
SN74LS602N3	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
SN74LS600ANP3	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
TMS9916JD	Texas Instruments		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	CERAMIC	NO			+-5,12	IN-LINE	DIP40,.6		70 Cel		DUAL									MOS	100 mA				Memory Controllers		2.54 mm	R-XDIP-T40	Not Qualified
SN74LS600J4	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
SN74LS602NP3	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
SN74LS601J	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
SN74LS602AN3	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
SN74LS601AN3	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
SN74LS601ADW3	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
TIM99603N	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
SN74LS603AJ	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	20	DIP	RECTANGULAR	CERAMIC, GLASS-SEALED	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	24.195 mm	TTL	85 mA	5 V	64K X 1	1	Memory Controllers		2.54 mm	R-GDIP-T20	Not Qualified	NO
SN74LS602NP1	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
TMS4500A-25N	Texas Instruments		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO			5	IN-LINE	DIP40,.6		70 Cel		DUAL									MOS	140 mA	5 V			Memory Controllers		2.54 mm	R-PDIP-T40	Not Qualified
TACT83442-25	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
SN74ALS6302JD	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	52	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	NO	5.5 V	20	5	IN-LINE	DIP52,.6	4.5 V	70 Cel		DUAL			NO	0		NOT SPECIFIED	NOT SPECIFIED		BIPOLAR	220 mA	5 V	1M X 16	4	Memory Controllers		2.54 mm	R-CDIP-T52	Not Qualified	NO
TMS4500A-15N	Texas Instruments		COMMERCIAL	THROUGH-HOLE	40	DIP	RECTANGULAR	PLASTIC/EPOXY	NO			5	IN-LINE	DIP40,.6		70 Cel		DUAL									MOS	140 mA	5 V			Memory Controllers		2.54 mm	R-PDIP-T40	Not Qualified
TMS4500A-15NL	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
SN74LS600N1	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
SN74ALS2968JD	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		TTL	200 mA	5 V	1M X 16	4	Memory Controllers		2.54 mm	R-CDIP-T48	Not Qualified	NO
THCT4502BJD	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
DP8420AV-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	256K X 1	4	Memory Controllers		1.27 mm	S-PQCC-J68	Not Qualified	YES	e0
SN74LS602JP4	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
SN74LS600N3	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
SN74ALS2967N3	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
SN74ACT4503JD	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	52	DIP	RECTANGULAR	CERAMIC, METAL-SEALED COFIRED	NO		20	5	IN-LINE	DIP52,.6		70 Cel		DUAL			NO	0		NOT SPECIFIED	NOT SPECIFIED		CMOS	50 mA	5 V		4	Memory Controllers		2.54 mm	R-CDIP-T52	Not Qualified	NO
TIM99601J	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
SN74LS602AJ4	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
SN74LS603AJP4	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
SN74LS601NP3	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
TIM99600N	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
SN74LS601ANP3	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
TMS4500A-25FN	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
SN74LS603ANP1	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
SN74LS603J4	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
SN74LS601J4	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
TIM99602J	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
THCT4502BFK	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	NO LEAD	68	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES	5.5 V	18		CHIP CARRIER		4.5 V	70 Cel		QUAD	2.03 mm	24.13 mm	NO	0				24.13 mm	CMOS		5 V		4			1.27 mm	S-CQCC-N68	Not Qualified	NO
SN74LS602AN	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
SN74ACT4503FK	Texas Instruments	MEMORY CONTROLLER, DRAM	COMMERCIAL	NO LEAD	68	QCCN	SQUARE	CERAMIC, METAL-SEALED COFIRED	YES		20	5	CHIP CARRIER	LCC68(UNSPEC)		70 Cel		QUAD	2.03 mm	24.13 mm	NO	0		NOT SPECIFIED	NOT SPECIFIED	24.13 mm	CMOS	50 mA	5 V		4	Memory Controllers		1.27 mm	S-CQCC-N68	Not Qualified	NO
SN74LS603AN1	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
SN74ALS2967FN	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
THCT4502B115FK	Texas Instruments		COMMERCIAL	NO LEAD	68	QCCN	SQUARE	CERAMIC	YES			5	CHIP CARRIER	LCC68,.95SQ		70 Cel		QUAD									CMOS	15 mA	5 V			Memory Controllers		1.27 mm	S-XQCC-N68	Not Qualified
TIM99602N	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
SN74LS601AJP4	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
N74F1763N	NXP Semiconductors	MEMORY CONTROLLER, DRAM	COMMERCIAL	THROUGH-HOLE	48	DIP	RECTANGULAR	PLASTIC/EPOXY	NO	5.5 V	20		IN-LINE		4.5 V	70 Cel		DUAL			NO	0					CMOS		5 V	1M X 1	1		68030		R-PDIP-T48	Not Qualified	NO
SDA8800	Infineon Technologies		COMMERCIAL	J BEND	68	QCCJ	SQUARE	PLASTIC/EPOXY	YES			5	CHIP CARRIER	LDCC68,1.0SQ		70 Cel	Tin/Lead (Sn/Pb)	QUAD									CMOS		5 V			Memory Controllers		1.27 mm	S-PQCC-J68	Not Qualified		e0
SAB82C212-12-N	Infineon Technologies		COMMERCIAL	J BEND	84	QCCJ	SQUARE	PLASTIC/EPOXY	YES			5	CHIP CARRIER	LDCC84,1.2SQ		70 Cel	Tin/Lead (Sn/Pb)	QUAD									CMOS		5 V			Memory Controllers		1.27 mm	S-PQCC-J84	Not Qualified		e0
SAB82C212-16-N	Infineon Technologies		COMMERCIAL	J BEND	84	QCCJ	SQUARE	PLASTIC/EPOXY	YES			5	CHIP CARRIER	LDCC84,1.2SQ		70 Cel	Tin/Lead (Sn/Pb)	QUAD									CMOS	75 mA	5 V			Memory Controllers		1.27 mm	S-PQCC-J84	Not Qualified		e0

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.