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W91590

Features: · DTMF/Pulse switchable dialer· 32-digit LNB (last number buffer) memory (both tone and pulse mode)· 32-digit mercury memory (tone/pulse mode)· 16-digit × 3 one-touch direct repertory memory (tone/pulse mode)· 16-digit× 20 direct or indirect repertory memory (tone/pulse mode)· Uses 9 × 5...

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SeekIC No. : 004545295 Detail

W91590: Features: · DTMF/Pulse switchable dialer· 32-digit LNB (last number buffer) memory (both tone and pulse mode)· 32-digit mercury memory (tone/pulse mode)· 16-digit × 3 one-touch direct repertory memo...

W91590 Data Sheet

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Part Number:
W91590
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
· 32-digit LNB (last number buffer) memory (both tone and pulse mode)
· 32-digit mercury memory (tone/pulse mode)
· 16-digit × 3 one-touch direct repertory memory (tone/pulse mode)
· 16-digit× 20 direct or indirect repertory memory (tone/pulse mode)
· Uses 9 × 5 keyboard
· Flash time: 98 mS, 305 mS, or 600 mS (selectable by keypad option)
· Pause time: 3.6 sec.
· Pause P®T (pulse-to-tone) can be stored as a digit in memory
· Minimum tone output duration: 93 mS
· Minimum intertone pause: 93 mS
· On-chip power-on reset
· Uses 3.579545 MHz crystal or ceramic resonator
· Packaged in 22, 24 or 28-pin plastic DIP
· The different dialers in the W91590 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 W91590 series dialers Si-gate CMOS IC tone/pulse switchable dialers with a 24-channel automatic dialing memory, including a 16-digit ×3 emergency dialing memory, a 16-digit× 20 channel repertory memory that provides one-touch and three-touch dialing, and a 32-digit mercury memory. W91590 also provide flash, clear, hold, and one-key redial functions.




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