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W91472N

Features: ` DTMF/pulse switchable dialer` Two by 32 digit redial and save memory` Five by 16 digit one-touch direct repertory memory` Pulse-to-tone (*/T) keypad for long distance call operation` Cascaded dialing` Uses 5 * 6 keyboard` Easy operation with redial, flash, pause, and */T keypads` Pause...

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SeekIC No. : 004545282 Detail

W91472N: Features: ` DTMF/pulse switchable dialer` Two by 32 digit redial and save memory` Five by 16 digit one-touch direct repertory memory` Pulse-to-tone (*/T) keypad for long distance call operation` Cas...

W91472N Data Sheet

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Part Number:
W91472N
Supply Ability:
5000

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  • 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
` Five by 16 digit one-touch direct repertory memory
` Pulse-to-tone (*/T) keypad for long distance call operation
` Cascaded dialing
` Uses 5 * 6 keyboard
` Easy operation with redial, flash, pause, and */T keypads
` Pause, PT (pulse-to-tone) can be stored as a digit in memory
` Dialing rate (10 ppS or 20 ppS) selectable by bonding option
` On-hook debounce time: 150 mS
` Minimum tone output duration: 93 mS
` Minimum intertone pause: 93 mS
` Pause time: 3.6 sec.
` 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
` 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 W91472N 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 W91472N series are tone/pulse switchable telephone dialers with five memories, save memory, and handfree dialing control. W91472N series are fabricated using Winbond's high-performance CMOS technology and thus offer good performance in low-voltage and low-power operations.




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