W91810 データシートの表示（PDF） - Winbond

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W91810

23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUNCTIONS

Winbond 

W91810N SERIES

23-MEMORY TONE/PULSE DIALER WITH

HANDFREE, LOCK AND HOLD FUNCTIONS

GENERAL DESCRIPTION

The W91810N is a series of tone/pulse switchable telephone dialers with 23 memory, keytone, hold,

lock, mute, volume control and handfree dialing control features. These chips are fabricated using

Winbond's high-performance CMOS technology and thus offer good performance in low-voltage, low-

power operations.

FEATURES

• Tone/pulse switchable dialer

• Two by 32 digits redial and save memory

• Three by 32 digits one-touch direct repertory memory

• Twenty by 32 digits one-touch direct or two-touch indirect repertory memory

• Pulse-to-tone (*/T) keypad for long distance call operation

• Chain dialing

• Uses 6 × 6 or 7 × 7 keyboard

• Easy operation with redial, flash, pause, and */T keypads

• Pause, P→T (pulse-to-tone) can be stored as a digit in memory

• Dialing rate: 10 or 20 ppS by mask option

• Minimum tone output duration: 93 mS

• Minimum intertone pause: 93 mS

• Pause time: 3.6 sec.

• Flash break time (73 mS, 100 mS, 300 mS, or 600 mS) selectable by keypad; pause time is 1.0 S

• Make/break ratio (2:3 or 1:2) selectable by MODE pin

• Mute key for speech network mute

• No key will be accepted except the "HOLD" key when in the Hold mode

• 4-level volume control by V1 and V2 pin - default value is zero

• Key tone output for valid keypad entry recognition

• On-chip power-on reset

• Uses 3.579545 MHz crystal or ceramic resonator

• 22, 24 or 28-pin dual-in-line plastic package

• The different dialers in the W91810N series are shown in the following table:

TYPE NO.

W91810N

W91810AN

W91810LN

W91810ALN

W 91811AN

W91811ALN

W91812N

W91812AN

W91813AN

PULSE

(ppS)

10

10

10

10

10

10

20

20

20

MEMORY

13 one touch, 10 two touch

13 one touch, 10 two touch

13 one touch, 10 two touch

13 one touch, 10 two touch

23 one touch

23 one touch

13 one touch, 10 two touch

13 one touch, 10 two touch

23 one touch

LOCK

-

-

√

√

-

√

-

-

-

KEY

TONE

√

√

-

-

√

-

√

√

√

HANDFREE

DIALING

-

√

-

√

√

√

-

√

√

VOLUME

CONTROL

-

-

-

-

√

√

-

-

√

PACKAGE

(PINS)

22

24

22

24

28

28

22

24

28

Publication Release Date: March 2000

-1-

Revision A5

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