M48Z35AV-10PC1 Datasheet, PDF (1/20 Pages) STMicroelectronics – 256 Kbit (32 Kbit x 8) ZEROPOWER SRAM

M48Z35
M48Z35Y
256 Kbit (32 Kbit x 8) ZEROPOWER^® SRAM
FEATURES SUMMARY
s INTEGRATED, ULTRA LOW POWER SRAM,
POWER-FAIL CONTROL CIRCUIT, and
BATTERY
s READ CYCLE TIME EQUALS WRITE CYCLE
TIME
s AUTOMATIC POWER-FAIL CHIP DESELECT
and WRITE PROTECTION
s WRITE PROTECT VOLTAGES:
(V_PFD = Power-fail Deselect Voltage)
– M48Z35: V_CC = 4.75 to 5.5V
4.5V ≤ V_PFD ≤ 4.75V
– M48Z35Y: 4.5 to 5.5V
4.2V ≤ V_PFD ≤ 4.5V
s SELF-CONTAINED BATTERY IN THE
CAPHAT™ DIP PACKAGE
s PACKAGING INCLUDES A 28-LEAD SOIC and
SNAPHAT^® TOP (to be Ordered Separately)
s PIN and FUNCTION COMPATIBLE WITH
JEDEC STANDARD 32K x 8 SRAMs
s SOIC PACKAGE PROVIDES DIRECT
CONNECTION FOR A SNAPHAT TOP WHICH
CONTAINS THE BATTERY and CRYSTAL
Figure 1. 28-pin CAPHAT™ DIP Package
28
1
PCDIP28 (PC)
Battery CAPHAT
Figure 2. 28-pin SOIC Package
SNAPHAT (SH)
Crystal / Battery
28
1
SOH28 (MH)
May 2002
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