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HM91710B

Features: • Tone/pulse switchable dialer.• One 32-digit last number redial memory.• Pulse to tone (PT) is provided for PBX operation.• Flash key is available.• Minimum tone duration is 98ms or 83ms.• Minimum intertone pause is 98ms or 83ms.• Uses 3.579545 ...

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SeekIC No. : 004363641 Detail

HM91710B: Features: • Tone/pulse switchable dialer.• One 32-digit last number redial memory.• Pulse to tone (PT) is provided for PBX operation.• Flash key is available.• Minimum ...

HM91710B Data Sheet

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Part Number:
HM91710B
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: 2024/4/19

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Product Details

Description



Features:

• Tone/pulse switchable dialer.
• One 32-digit last number redial memory.
• Pulse to tone (PT) is provided for PBX operation.
• Flash key is available.
• Minimum tone duration is 98ms or 83ms.
• Minimum intertone pause is 98ms or 83ms.
• Uses 3.579545 MHz crystal or ceramic resonator.
• Many options can be selected.
   Mode (10 PPS ; 20 PPS ; Tone)
   M/B ratio (40 : 60 ; 33 : 66)
   Pause time (3.6s)
• Flash function (RESET)
   PT pause time (3.6s)
   Flash time (600ms; 300ms; 100ms; or 80ms).
• Mixed dialing.
• Handfree function is provided for speaker phone application.
• Power on reset circuit is provided.
• Package in DIP18 or DIP16.


Pinout

Connection Diagram




Specifications

Parameter Sym. Ratings Unit
Power Supply Voltage VDD 6.0 V
Input Voltage Range VIN -0.3 ~ VDD + 0.3 V
Operating Temperature TOPR 0 ~ 50
Storage Temperate TSTO -55 ~125
Power Dissipation PD 500 mw



Description

The HM91710A/B are Tone/Pulse switchable dialer which are fabricated in CMOS technology with wide operating voltage for both tone and pulse mode, and consumes very low memory retention current in ON-HOOK state.


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