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W91540N

Features: ` DTMF/pulse switchable dialer` Two by 32-digit redial and save memory` Ten by 16 digit two-touch indirect 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...

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SeekIC No. : 004545288 Detail

W91540N: Features: ` DTMF/pulse switchable dialer` Two by 32-digit redial and save memory` Ten by 16 digit two-touch indirect repertory memory` Pulse-to-tone (*/T) keypad for long distance call operation` Ca...

W91540N Data Sheet

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Part Number:
W91540N
Supply Ability:
5000

Price Break

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

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Upload time: 2024/11/20

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Product Details

Description



Features:

` DTMF/pulse switchable dialer
` Two by 32-digit redial and save memory
` Ten by 16 digit two-touch indirect 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, PT (pulse-to-tone) can be stored as a digit in memory
` 0 or 9 dialing inhibition pin for PABX system or long distance dialing lock out
` Dialing rate (10 ppS or 20 ppS) selected by bonding option
` Minimum tone output duration: 93 mS (W91544AN: 87 mS)
` Minimum intertone pause: 93 mS (W91544AN: 87 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 1.0 S
` Make/break ratio (2:3 or 1:2) 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
` Packaged in 18 or 20-pin DIP


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 W91540N series are tone/pulse switchable telephone dialers with 10 memories, keytone or lock function, and handfree dialing control. W91540N is fabricated using Winbond's high-performance CMOS technology and thus offer good performance in low-voltage and low-power operations.




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