M41ST95W datasheet(5/35 Pages) STMICROELECTRONICS

Part #	M41ST95W

Description	5.0 or 3.0V, 512 bit (64 bit X 8) Serial RTC (SPI) SRAM and NVRAM Supervisor

PDF	35 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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5 / 35 page

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M41ST95Y*, M41ST95W

Figure 3. Logic Diagram

Note: 1. For SOX28 package only.

2. Open drain

3. Available only in 28-pin, 300mil SOIC (MX) package.

Table 1. Signal Names

Note: 1. For SOX28 package only.

2. Available only in 28-pin, 300mil SOIC (MX) package.

AI06369

SCL

VCC

M41ST95Y/W

VSS

VBAT

(1)

RSTIN1

IRQ/FT/OUT

(2)

SQW

WDI

PFI

RSTIN2

RST

(2)

ECON

SDO

SDI

PFO

VOUT

F32k

(3)

ECON

Conditioned Chip Enable Output

External Chip Enable

Chip Enable

IRQ/FT/OUT

Interrupt/Frequency Test/Out

Output (Open Drain)

RST

Reset Output (Open Drain)

RSTIN1

Reset 1 Input

RSTIN2

Reset 2 Input

SCL

Serial Clock Input

SDI

Serial Data Input

SDO

Serial Data Output

SQW

Square Wave Output

F32k

(2)

32kHz Square Wave Output

WDI

Watchdog Input

PFI

Power-Fail Input

PFO

Power-Fail Output

VOUT

Voltage Output

VBAT

(1)

Battery Supply Voltage

VCC

Supply Voltage

VSS

Ground

No Connect

No Function

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