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SA2532KA

Features: • Speech Circuit, LD/MF Dialler and Tone Ringer on one 28 pin CMOS chip• Low Noise• 31 digit Last Number Redial• Line Loss Compensation selectable by pin option• 2 Timed Break Recall keys• Moving Cursor protocol with comparison• On chip MF filter...

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SeekIC No. : 004483598 Detail

SA2532KA: Features: • Speech Circuit, LD/MF Dialler and Tone Ringer on one 28 pin CMOS chip• Low Noise• 31 digit Last Number Redial• Line Loss Compensation selectable by pin optionR...

SA2532KA Data Sheet

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Part Number:
SA2532KA
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: 2025/12/26

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Product Details

Description



Features:

• Speech Circuit, LD/MF Dialler and Tone Ringer on one 28 pin CMOS chip
• Low Noise
• 31 digit Last Number Redial
• Line Loss Compensation selectable by pin option
• 2 Timed Break Recall keys
• Moving Cursor protocol with comparison
• On chip MF filter (CEPT CS 203 compatible)
• Pause key for auto pause or wait function
• Power down mode
• Ring frequency discrimination
• Selectable Loop-Disconnect or DTMF dialling modes
• Real or complex impedance programmable
• Soft Clipping to avoid harsh distortion
• Uses inexpensive 3.58MHz ceramic resonator
• Operating range from 13 to 100 mA
• 3 Tone melody generator


Pinout

Connection Diagram


Specifications

Positive Supply Voltage .................. -0.3V VDD 7V
Input current .............................±25mA
Input Voltage (LS)  .................... -0.3V VIN 10V
Input Voltage (LI, CS)  ................... -0.3V VIN 8V
Input Voltage (STB, RI) ............... -2V VVIN VDD+0.3V
Input Voltage (MO) ....................-0.3V VIN 35V
Digital Input Voltage  ................. -0.3 VIN VDD+0.3V
Electrostatic Discharge    ....................... ±800V
Storage Temperature  ...................-55 ºC to +150ºC


Description

The SA2532K is a CMOS integrated circuit that contains all the functions needed to form a high performance electronic telephone.

The SA2532K incorporates LD/MF repertory dialling, melody generation, ring frequency discrimination and a high quality speech circuit.Soft switch into temporary MF mode using * when LD mode is selected .Timed Break Recall will be available in both LD and MF dialling modes.A 31 digit Last Number Redial (LNR) memory, with moving cursor protocol, activated by single key depression.Line Loss Compensation whereby send and receive gains are adjusted (by 6dB) over the ranges selected by the LLC pin.




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