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M68Z128W

ST Microelectronics
Part Number M68Z128W
Manufacturer ST Microelectronics
Description 3V / 1 Mbit 128Kb x8 Low Power SRAM with Output Enable
Published May 6, 2005
Detailed Description M68Z128W 3V, 1 Mbit (128Kb x8) Low Power SRAM with Output Enable s s LOW VOLTAGE: 3.0V (+0.6V / –0.3V) 128Kb x 8 LOW PO...
Datasheet PDF File M68Z128W PDF File

M68Z128W
M68Z128W

Overview
M68Z128W 3V, 1 Mbit (128Kb x8) Low Power SRAM with Output Enable s s LOW VOLTAGE: 3.
0V (+0.
6V / –0.
3V) 128Kb x 8 LOW POWER SRAM with OUTPUT ENABLE EQUAL CYCLE and ACCESS TIMES: 70ns LOW VCC DATA RETENTION: 1.
4V TRI-STATE COMMON I/O LOW ACTIVE and STANDBY POWER INTENDED for USE with ST ZEROPOWER® and TIMEKEEPER® CONTROLLERS TSOP32 (N) 8 x 20mm s s s s s DESCRIPTION The M68Z128W is a 1 Mbit (1,048,576 bit) Fast CMOS SRAM, organized as 131,072 words by 8 bits.
The device features fully static operation requiring no external clocks or timing strobes, with equal address access and cycle times.
It requires a single 3.
0V (+0.
6V / –0.
3V) supply, and all inputs and outputs are TTL compatible.
This device has an automatic power-down feature, reducing the power consumption by over 99% when deselected.
The M68Z128W is available in the standard 450mil-wide TSOP type 1 package.
Figure 1.
Logic Diagram VCC 17 A0-A16 8 DQ0-DQ7 Table 1.
Signal Names A0-A16 DQ0-DQ7 E1 E2 G W VCC VSS NC Address I...


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