512 K x 32 Static RAM
PUMA 68S16000XB - 012/015/017
Issue 5.2 March 2001
Description
The PUMA68 range of devices provide a high density
surface mount industry standard memory solution
which may accommodate various memory
technologies including SRAM, EEPROM and
FLASH. The devices are designed to offer a defined
upgrade path and may be user configured as 8, 16
or 32 bits wide.
The PUMA68S16000XB is a 512Kx32 SRAM
module housed in a 68 ‘J’ leaded package which
complies with the JEDEC 68 PLCC standard.
Access times of 12, 15 or 17ns are available.
The 5V device is available to commercial and
industrial temperature grade.
Block Diagram
A0~A18
/OE
/WE
512K x 8
SRAM
512K x 8
SRAM
512K x 8
SRAM
512K x 8
SRAM
/CS1
/CS2
/CS3
/CS4
D0~7
D8~15
D16~23
D24~31
Features
• Access times of 12/15/17 ns.
• 5V + 10%.
• Comercial and Industrial temperature grades
• JEDEC standard 68 J Lead footprint.
• Industry standard pinout.
• May be organised as 512K x 32, 1M x 16, 2M X 8
• Operating Power
(32 Bit) 4.18W (max)
• Low power standby.
(TTL) 1.32W (max)
(CMOS) 220mW (max)
• Completely Static Operation.
Pin Definition
See page 2.
Pin Functions
Description
Address Input
Data Input/Output
Chip Select
Write Enable
Output Enable
No Connect
Power
Ground
Signal
A0~A18
D0~D31
/CS1~4
/WE
/OE
NC
V
CC
V
SS
Package Details
PUMA 68 - Plastic 68 ‘J’ Leaded Package
Max. Dimensions- 25.27mm x 25.27mm x 5.08mm
MOSAIC [ MOSAIC ]
