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W91320N

Features: · DTMF/pulse switchable dialer· 32-digit redial memory· Pulse-to-tone (*/T) keypad for long distance call operation· Uses 5 × 5 keyboard· Easy operation with redial, flash, pause, and */T keypads· Pause, pulse-to-tone (*/T) can be stored as a digit in memory· 0 or 9 dialing inhibition pi...

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SeekIC No. : 004545272 Detail

W91320N: Features: · DTMF/pulse switchable dialer· 32-digit redial memory· Pulse-to-tone (*/T) keypad for long distance call operation· Uses 5 × 5 keyboard· Easy operation with redial, flash, pause, and */T ...

W91320N Data Sheet

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Part Number:
W91320N
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Product Details

Description



Features:

· DTMF/pulse switchable dialer
· 32-digit redial memory
· Pulse-to-tone (*/T) keypad for long distance call operation
· Uses 5 × 5 keyboard
· Easy operation with redial, flash, pause, and */T keypads
· Pause, pulse-to-tone (*/T) can be stored as a digit in memory
· 0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out
· Off-hook delay 300 mS in lock mode (DP will keep low for 300 mS while off hook)
· First key-in delay 300 mS output in lock mode
· Dialing rate (10, 20 ppS ) selected by bonding option
· Minimum tone output duration: 93 msec.
· Minimum intertone pause: 93 msec.
· Flash break time (73, 100, 300, 600 msec.) selectable by keypad, and the pause time is 1.0 sec.
· On-chip power-on reset
· Uses 3.579545 MHz crystal or ceramic resonator
· Packaged in 18, 20, or 22-pin plastic DIP
· The different dialers in the W91320N series are shown in the following table:


Pinout

Connection Diagram


Specifications

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
Operation Temperature
TOPR
-20 to +70
°C
Storage Temperature
TSTG
-55 to +150
°C
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the device.


Description

The W91320N series are Si-gate CMOS ICs that provide the necessary signals for tone or pulse dialing. The W91320N series provide one-key redial, handfree dialing, hold, redial, and lock  functions




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