W91560 データシートの表示（PDF） - Winbond
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W91560 Datasheet PDF : 18 Pages
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W91560N SERIES
3-MEMORY TONE/PULSE DIALER WITH SAVE,
KEYTONE, LOCK AND HANDFREE FUNCTIONS
GENERAL DESCRIPTION
The W91560N series are tone/pulse switchable telephone dialers with three memories, keytone or
lock, and handfree dialing control. These chips are fabricated using Winbond's high-performance
CMOS technology and thus offer good performance in low-voltage, low-power operations.
FEATURES
• DTMF/pulse switchable dialer
• Two by 32 digit redial and save memory
• Three by 16 digit one-touch direct repertory memory
• Pulse-to-tone (*/T) keypad for long distance call operation
• Cascaded dialing
• Uses 5 × 5 keyboard
• Easy operation with redial, flash, pause, and */T keypads
• Pause, P→T (pulse-to-tone) can be stored as a digit in memory
• On-hook debounce time: 150 mS (Unlock Mode), 200 mS (Lock Mode)
• 0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out
• Dialing rate (10 ppS or 20 ppS) selectable by bonding option
• Minimum tone output duration: 93 mS
• Minimum intertone pause: 93 mS
• Pause time: 3.6 sec.
• 300 mS off-hook delay in lock mode (DP remains low for 300 mS while off hook)
• Flash break time (73 mS, 100 mS, 300 mS, or 600 mS) selectable by keypad; pause time is 1.0S
• Make/break ratio (40:60 or 33.3:66.7) selectable by MODE pin
• Key tone output for valid keypad entry recognition
• On-chip power-on reset
• Uses 3.579545 MHz crystal or ceramic resonator
• 18 or 20-pin dual-in-line plastic package
• The different dialers in the W91560N series are shown in the following table:
TYPE NO.
REPLACEMENT PULSE
TYPE NO.
(ppS)
FLASH
(mS)
KEY
TONE
LOCK HANDFREE
DIALING
PACKAGE
(PINS)
W91560N
W91560
10
600/300/73/100
Yes
-
-
18
W91560AN
W91560A
10
600/300/73/100
Yes
-
Yes
20
W91560BN
W91560B
20
600/300/73/100
Yes
-
Yes
20
W91561LN
W91561L
10
600/300/73/100
-
Yes
-
18
W91561ALN W91561ALN
10
600/300/73/100
-
Yes
Yes
20
Publication Release Date: February 1996
-1-
Revision A1
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