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512 K x 32 Static RAM
SYS32512ZK/LK - 010/012/015
Issue 5.0 June 1999
Description
The SYS32512 is...
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512 K x 32 Static RAM
SYS32512ZK/LK - 010/012/015
Issue 5.0 June 1999
Description
The SYS32512 is a 512K x 8 SRAM module in a ZIP (ZK) or SIMM (LK & LKXA) packages with access times of 12 and 15ns, with 10ns parts under development. The device is available to commercial and industrial temperature grade. The LK SIMM package is designed for standard SIMM sockets. The LKXA is designed to fit both angled and standard sockets.
Block Diagram
A0~A18 /WE /OE
512K x 8
SRAM
/CS1
512K x 8
D0~7
SRAM
/CS2
512K x 8
D8~15
Features
Access times of 10, 12 and 15ns. 5V + 10%. Commercial and Industrial temperature grades 72 pin ZIP and SIMM packages. Industry standard footprint. Power dissipation. Operating Power (32 Bit) 4.62W (max) Low power standby. (TTL) 1.32W (max) (
CMOS) 330mW (max) Completely Static Operation.
/CS3
SRAM
D16~23
512K x 8
SRAM
/CS4
D24~D31
Pin Definition See page 2.
Pin Functions
Description Address Input Data Input/Output Chip Select Presence Detect Write Enable Output Enable No Connect Power Ground Signal A0~A18 D0~D31 /CS1~4 PD0~3 /WE /OE NC VCC VSS
Package Details
Plastic 72 Pin ZIP (ZK) Max. Dimensions (mm) - 97.80 x 20.61 x 5.90 Plastic 72 Pin SIMM (LK) Max. Dimensions (mm) - 108.08 x 15.00 x 5.25 Plastic 72 Pin SIMM (LKXA) Max. Dimensions (mm) - 108.08 x 20.32 x 4.55
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Pin Definition - SYS32512 ZK/LK/LKXA
Pin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 ...