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W91820N Datasheet

  • W91820N

  • 13-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...

  • 22頁

  • WINBOND

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W91820N SERIES
13-MEMORY TONE/PULSE DIALER WITH
HANDFREE, LOCK AND HOLD FUNCTIONS
GENERAL DESCRIPTION
The W91820N is a series of tone/pulse switchable telephone dialers with 13 memory, keytone, hold,
lock, 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
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Tone/pulse switchable dialer
Two by 32 digits redial and save memory
Three by 32 digits one-touch direct repertory memory
Ten by 32 digits two-touch indirect repertory memory
Pulse-to-tone (*/T) keypad for long distance call operation
Chain dialing
Uses 5
脳
5 keyboard
Easy operation with redial, flash, pause, and */T keypads
Pause, P鈫扵 (pulse-to-tone) can be stored as a digit in memory
Dialing rate:10 ppS or 20 ppS by mask option
Minimum tone output duration: 93 mS (unless W91824N/AN is 87 mS)
Minimum intertone pause: 93 mS (unless W91824N/AN is 87mS)
Pause time: 3.6 sec. (unless W91824N/AN is 2.0 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
Key tone output for valid keypad entry recognition
On-chip power-on reset
Uses 3.579545 MHz crystal or ceramic resonator
20, or 22-pin dual-in-line plastic package
The different dialers in the W91820N series are shown in the following table:
TYPE NO.
W91820N/824N
W91820AN/824AN
W91820LN
W91820ALN
W91822N
W91822AN
PULSE (ppS)
10
10
10
10
20
20
LOCK
-
-
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KEY TONE
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HANDFREE DIALING
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PACKAGE (PINS)
20
22
20
22
20
22
Note: W91824N/824AN for French only.
-1-
Publication Release Date: May 1999
Revision A2

W91820N相關(guān)型號PDF文件下載

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  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    13-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    13-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    13-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    13-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    13-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND [W...
  • 英文版
    23-MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HOLD FUN...
    WINBOND

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