W91580 查看數據表（PDF） - Winbond

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W91580

24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND HOLD FUNCTIONS

Winbond 

W91580 SERIES

MERCURY DIALING

1. Up to 32 digits may be stored.

2. Mercury dialing is activate only as the first key-in after off-hook or when handfree dialing is

activated.

3. The timing diagram for the mercury memory function is shown below.

KEY IN

MER

DP

T/P MUTE

TP

TIDP

DTMF

HPM MUTE

OSC.

OSCILLATION

Mercury Function Timing Diagram

ABSOLUTE MAXIMUM RATINGS

PARAMETER

DC Supply Voltage

Input/Output Voltage

Power Dissipation

Operating Temperature

Storage Temprature

SYMBOL

VDD−VSS

VIL

VIH

VOL

VOH

PD

TOPR

TSTG

RATING

-0.3 to +7.0

VSS -0.3

VDD +0.3

VSS -0.3

VDD +0.3

120

-20 to +70

-55 to +125

UNIT

V

V

V

V

V

mW

°C

°C

Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the

device.

- 11 -

Publication Release Date: Auguest 1995

Revision A3

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