M48T212Y-85MH6F View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

M48T212Y-85MH6F

5.0V or 3.3V TIMEKEEPER® Supervisor

STMicroelectronics 

Figure 2. Logic Diagram

VCC VCCSW

4

A0-A3

A

E

EX

W

G

WDI

RSTIN1

RSTIN2

M48T212Y

M48T212V

8

DQ0-DQ7

IRQ/FT

RST

E1CON

E2CON

VOUT

VSS

AI03019

M48T212Y, M48T212V

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

RAM Chip Enable 1 Output

E2CON

RAM Chip Enable 2 Output

IRQ/FT

Int/Freq Test Output (Open Drain)

Vccsw

VCC Switch Output

VOUT

Supply Voltage Output

VCC

Supply Voltage

VSS

Ground

NC

Not Connected internally

5/32

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