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W91340N

Features: · DTMF/pulse switchable dialer· 32-digit redial memory· Ten by 16-digit two-touch direct repertory memory· Cascaded dialing allowed, with unlimited dialing length· Pulse-to-tone (*/T) keypad for long distance call operation· Uses 5 ´ 4 keyboard· Easy operation with redial, flash, p...

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SeekIC No. : 004545274 Detail

W91340N: Features: · DTMF/pulse switchable dialer· 32-digit redial memory· Ten by 16-digit two-touch direct repertory memory· Cascaded dialing allowed, with unlimited dialing length· Pulse-to-tone (*/T) keyp...

W91340N Data Sheet

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Part Number:
W91340N
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
· Ten by 16-digit two-touch direct repertory memory
· Cascaded dialing allowed, with unlimited dialing length
· Pulse-to-tone (*/T) keypad for long distance call operation
· Uses 5 ´ 4 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 ppS or 20 ppS) is selectable by bonding option
· On-hook debounce time: 150 msec.
· Minimum tone output duration: 93 msec. (W91344AN: 87 mS)
· Minimum intertone pause: 93 msec. (W91344AN: 87 mS)
· Flash break time (73, 100, 300, 600 msec) selectable by keypad; pause time is 1.0 sec.
· Make/break ratio (40:60 or 33.3:66.7) selectable by MODE pin
· On-chip power-on reset
· Uses 3.579545 MHz crystal or ceramic resonator
· Packaged in 18 or 20-pin plastic DIP
· The different dialers in the W91340N 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 W91340N series are tone/pluse switchable telephone dialers with ten memories, hold function, and a handfree dialing control circuit. Fabricated using CMOS technology, the W91340N series offer good performance in low-voltage and low-power applications.




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