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MC145436A

Features: • Single + 5 V Power Supply• Detects All 16 Standard Digits• Uses Inexpensive 3.58 MHz Crystal• Provides Guard Time Controls to Improve Speech Immunity• Output in 4Bit Hexadecimal Code• BuiltIn 60 Hz and Dial Tone Rejection• Pin Compatible with S...

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SeekIC No. : 004415448 Detail

MC145436A: Features: • Single + 5 V Power Supply• Detects All 16 Standard Digits• Uses Inexpensive 3.58 MHz Crystal• Provides Guard Time Controls to Improve Speech Immunity• Outpu...

MC145436A Data Sheet

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Part Number:
MC145436A
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: 2024/5/17

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Product Details

Description



Features:

• Single + 5 V Power Supply
• Detects All 16 Standard Digits
• Uses Inexpensive 3.58 MHz Crystal
• Provides Guard Time Controls to Improve Speech Immunity
• Output in 4Bit Hexadecimal Code
• BuiltIn 60 Hz and Dial Tone Rejection
• Pin Compatible with SSI204, MC145436, and MC14LC5436
• Functional and Applicational Compatible with MC145436 and
   MC14LC5436


Pinout

Connection Diagram


Specifications

Rating Symbol Value Unit
DC Supply Voltage VDD 0.5 to + 6.0 V
Input Voltage, Any Pin Except Ain Vin 0.5 to VDD+ 0.5 V
Input Voltage, Ain Vin VDD 10 to VDD+ 0.5 V
DC Current Drain per Pin I ±10 mA
Power Dissipation PD 100 mW
Operating Temperature Range TA 40 to + 85 °C

Storage Temperature Range		 Tstg 65 to + 150 °C



Description

The MC145436A is a lowpower and improved input sensitivity version of theMC14LC5436.

The MC145436A is a silicon gate CMOS LSI device containing the filter and decoder for detection of a pair of tones conforming to the DTMF standard with outputs in hexadecimal. Switched capacitor filter technology is used together with digital circuitry for the timing control and output circuits. The MC145436A provides excellent power line noise and dial tone rejection and is suitable for applications in central office equipment, PABX, and keyphone systems, remote control equipment and consumer telephony products.




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