W91473 查看數據表（PDF） - Winbond

零件编号

产品描述 (功能)

生产厂家

W91473

14-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND LOCK FUNCTIONS

Winbond 

W91473 SERIES

MERCURY DIALING

1. Up to 32 digits may be stored.

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

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

KEY IN

DP

T/P MUTE

MER

TP

TIDP

DTMF

HPM MUTE

OSC.

OSCILLATION

Mercury Function Timing Diagram

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATING

UNIT

DC Supply Voltage

VDD−VSS

-0.3 to +7.0

V

Input/Output Voltage

VIL

VSS -0.3

V

VIH

VDD +0.3

V

VOL

VSS -0.3

V

VOH

VDD +0.3

V

Power Dissipation

PD

120

mW

Operating Temperature

TOPR

-20 to +70

°C

Storage Temprature

TSTG

-55 to +125

°C

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

of the device.

- 12 -

Share Link: