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1k×4 SRAM used in Commodore and Amiga equipment

IC function

4 kbit (1k×4) SRAM

Related components

4 kbit (1k×4) SRAM with four chip selects, 1 kbit (256×4) SRAM

Component documentation

IC number	Manufacturer	Documentation
2114	Intel	Not available
MM2114	National Semiconductor	Not available
MCM2114	Motorola	Not available
SY2114	Synertek	Not available
MCS2114, MPS2114	MOS Technology	Not available
µPD2114	NEC	Not available
LC3514A	Sanyo	Not available

Component versions

IC number	Package	Access time	Version
MM2114J	18-pin Ceramic DIP	450 ns	Normal
MM2114N	18-pin Plastic DIP	450 ns	Normal
MM2114J-L	18-pin Ceramic DIP	450 ns	Low-power
MM2114N-L	18-pin Plastic DIP	450 ns	Low-power
MCM2114C-45	18-pin Ceramic DIP	450 ns	Normal
MCM2114P-45	18-pin Plastic DIP	450 ns	Normal
MCM21L14C-45	18-pin Ceramic DIP	450 ns	Low-power
MCM21L14P-45	18-pin Plastic DIP	450 ns	Low-power
SYP2114	18-pin Plastic DIP	450 ns	Normal
SYP2114L	18-pin Plastic DIP	450 ns	Low-power
MCS2114-40	18-pin Ceramic DIP	400 ns	Normal
MPS2114-40	18-pin Plastic DIP	400 ns	Normal
MCS2114L-40	18-pin Ceramic DIP	400 ns	Low-power
MPS2114L-40	18-pin Plastic DIP	400 ns	Low-power
MCS2114-35	18-pin Ceramic DIP	350 ns	Normal
MPS2114-35	18-pin Plastic DIP	350 ns	Normal
MCS2114L-35	18-pin Ceramic DIP	350 ns	Low-power
MPS2114L-35	18-pin Plastic DIP	350 ns	Low-power
C2114-3	18-pin Ceramic DIP	300 ns	Normal
P2114-3	18-pin Plastic DIP	300 ns	Normal
C2114-L3	18-pin Ceramic DIP	300 ns	Low-power
P2114-L3	18-pin Plastic DIP	300 ns	Low-power
MM2114J-3	18-pin Ceramic DIP	300 ns	Normal
MM2114N-3	18-pin Plastic DIP	300 ns	Normal
MM2114J-3L	18-pin Ceramic DIP	300 ns	Low-power
MM2114N-3L	18-pin Plastic DIP	300 ns	Low-power
MCM2114C-30	18-pin Ceramic DIP	300 ns	Normal
MCM2114P-30	18-pin Plastic DIP	300 ns	Normal
MCM21L14C-30	18-pin Ceramic DIP	300 ns	Low-power
MCM21L14P-30	18-pin Plastic DIP	300 ns	Low-power
SYP2114-3	18-pin Plastic DIP	300 ns	Normal
SYP2114L-3	18-pin Plastic DIP	300 ns	Low-power
µPD2114LC-1	18-pin Plastic DIP		Low-power
LC3514A	18-pin Plastic DIP

Component part numbers

CBM part number	CBM part description
901453-01	2114L-30 RAM
901453-02	6114 RAM
901453-04	2114 Static RAM
901453-07	MEM SRAM 1K X 4 Bit 200 ns 2114
901453-08	MEM SRAM 1K X 4 Bit 200 ns 5114-2 CMOS
901453-09	MEM SRAM 1K X 4 Bit 150 ns 2114-15
901453-10	MEM SRAM 1K X 4 Bit 120 ns 2114-12

Positions

Device	Positions	Positions (not installed)	Access time
4k PET board assy 320132, 320137	UJ5, UJ6, UJ7, UJ8, UI5, UI6, UI7, UI8, UC3, UC4	UJ1, UJ2, UJ3, UJ4, UI1, UI2, UI3, UI4
8k PET board assy 320132, 320137	UJ1, UJ2, UJ3, UJ4, UJ5, UJ6, UJ7, UJ8, UI1, UI2, UI3, UI4, UI5, UI6, UI7, UI8, UC3, UC4
PET board assy 320351	UF7, UF8		400 ns
40 column PET board assy 8032090, 8032080	UC4, UC5	UC6, UC7
80 column PET board assy 8032090, 8032080, 8032030	UC4, UC5, UC6, UC7
VIC-20	UD2, UD3, UD4, UD5, UD6, UE1, UE2, UE3, UE4, UE5, UE6		300 ns
VIC-20CR	UE1, UE2, UD2		300 ns
C64	U6		300 ns
C64C B-3 board	U6		200 ns
C64C E board	U19		200 ns
SX64 CPU board	UE7		300 ns
2031 HP	U3B, U3C, U3D, U3E
2040 digital board	UC4, UD4, UE4, UF4, UC5, UD5, UE5, UF5
1540, 1541	UAB2, UAB3, UB2, UB3
8050, 8250 digital board	UC4, UC5, UD4, UD5, UE4, UE5, UF4, UF5		300 ns

Pinout

Pin	Type	Name
1..4	Input	A6..A3
5..7	Input	A0..A2
8	Input	_CS
9	Power	VSS
10	Input	_WE
11..14	I/O	I/O4..I/O1
15..17	Input	A9..A7
18	Power	VCC

Copyright © 2003-2004 Ronald van Dijk - All rights reserved
Last update: 3 April 2004