M48T08-150PC View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M48T08-150PC Datasheet PDF : 73 Pages
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M48Z08
M48Z18
CMOS 8K x 8 ZEROPOWER SRAM
INTEGRATED ULTRA LOW POWER SRAM,
POWER-FAIL CONTROL CIRCUIT and
BATTERY
UNLIMITED WRITE CYCLES
READ CYCLE TIME EQUALS WRITE CYCLE
TIME
AUTOMATICPOWER-FAIL CHIP DESELECTand
WRITE PROTECTION
CHOICE of TWO WRITE PROTECT
VOLTAGES:
– M48Z08: 4.5V ≤ VPFD ≤ 4.75V
– M48Z18: 4.2V ≤ VPFD ≤ 4.5V
SELF CONTAINED BATTERY in the CAPHAT
DIP PACKAGE
SMALL OUTLINE PACKAGE PROVIDES
DIRECT CONNECTION for a SNAPHAT
HOUSING CONTAINING the BATTERY
SNAPHAT HOUSING (BATTERY)
REPLACEABLE
11 YEARS of DATA RETENTION in the
ABSENCE of POWER
PIN and FUNCTION COMPATIBLE with the
MK48Z08, 18 and JEDEC STANDARD 8K x 8
SRAMs
DESCRIPTION
The M48Z08,18 ZEOPOWER® RAM is an 8K x 8
non-volatile static RAM which is pin and functional
compatible with the MK48Z08,18. The monolithic
chip is available in two special packages to provide
a highly integrated battery backed-up memory so-
lution.
Table 1. Signal Names
A0-A12
Address Inputs
DQ0-DQ7 Data Inputs / Outputs
E
Chip Enable
G
Output Enable
W
Write Enable
VCC
Supply Voltage
VSS
Ground
November 1994
28
1
PCDIP28 (PC)
Battery CAPHAT
28
1
SOH28 (MH)
Battery SNAPHAT
Figure 1. Logic Diagram
VCC
13
A0-A12
W
E
G
M48Z08
M48Z18
8
DQ0-DQ7
VSS
AI01022
1/15
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