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Part Name
Description
M48T128Y-85PM1TR View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M48T128Y-85PM1TR
5.0 or 3.3V, 1 Mbit (128 Kb x 8) TIMEKEEPER ®SRAM
STMicroelectronics
M48T128Y-85PM1TR Datasheet PDF : 22 Pages
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Figure 4. Block Diagram
32,768 Hz
CRYSTAL
LITHIUM
CELL
OSCILLATOR AND
CLOCK CHAIN
POWER
VOLTAGE SENSE
AND
SWITCHING
CIRCUITRY
VPFD
M48T128Y, M48T128V*
8x8
TIMEKEEPER
REGISTERS
131,064 x 8
SRAM ARRAY
A0-A16
DQ0-DQ7
E
W
G
VCC
VSS
AI01804
5/22
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