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W91F840N Datasheet

  • W91F840N

  • 23頁

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W91F840N SERIES
23-FLASH MEMORY TONE/PULSE DIALER WITH
HANDFREE, LOCK AND HOLD FUNCTIONS
GENERAL DESCRIPTION
The W91F840N is a series of tone/pulse switchable telephone dialers with 23-flash memory, keytone,
two store key function, 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
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Tone/pulse switchable dialer
Two by 32 digits redial and save memory
Three by 32 digits one-touch direct repertory flash-memory
Twenty by 32 digits one-touch direct or two-touch indirect repertory flash-memory
4
The read-write times: 10
Pulse-to-tone (*/T) keypad for long distance call operation
Chain dialing
Uses 6
脳
6 or 7
脳
7 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 or 20 ppS by mask option
Minimum tone output duration: 93 mS
Minimum intertone pause: 93 mS
Pause time: 3.6 sec.
Two store key function. (S1 and S2)
Flash break time (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-pin 400 mil, 24-pin 600 mil or 28-pin 600 mil dual-in-line plastic package
The different dialers in the W91F840N series are shown in the following table:
TYPE NO.
W91F840N
W91F840AN
W91F840LN
W91F840ALN
W91F841AN
W91F841ALN
W91F842N
W91F842AN
PULSE
(ppS)
10
10
10
10
10
10
20
20
FLASH-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
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KEY
TONE
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HANDFREE
DIALING
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VOLUME
CONTROL
-
-
-
-
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PACKAGE
(PINS)
22
24
22
24
28
28
22
24
W91F843AN
20
-
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28
-1-
Publication Release Date: July 1999
Revision A2

W91F840N相關(guān)型號PDF文件下載

  • 型號
    版本
    描述
    廠商
    下載
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...
  • 英文版
    13-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    13-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...
  • 英文版
    13-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    13-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...
  • 英文版
    ETC
  • 英文版
    Telecommunication IC
    ETC
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND
  • 英文版
    23-FLASH MEMORY TONE/PULSE DIALER WITH HANDFREE, LOCK AND HO...
    WINBOND [W...

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