M48T212VMH データシートの表示（PDF） - STMicroelectronics

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M48T212VMH

3.3V TIMEKEEPER® supervisor

STMicroelectronics 

Description

Table 1. Signal names

A0-A3

Address inputs

DQ0-DQ7

Data inputs/outputs

RSTIN1

Reset 1 input

RSTIN2

Reset 2 input

RST

Reset output (open drain)

WDI

Watchdog input

A

Bank select input

E

Chip enable input

EX

External chip enable input

G

Output enable input

W

WRITE enable input

E1CON

E2CON

IRQ/FT

RAM chip enable 1 output

RAM chip enable 2 output

Int/freq test output (open drain)

VCCSW

VOUT

VCC

VSS

NC

VCC switch output

Supply voltage output

Supply voltage

Ground

Not connected internally

M48T212V

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