MSM7719-01

Features: • Single 5 V power supply VDD : 4.5 V to 5.5 V• ADPCM : ITU-T Recommendations G.726• PCM interface coding format : m-law• Built-in 2-channel (line and acoustic) echo canceler Line echo canceler Acoustic echo canceler (for handsfree conversation) Echo attenuation :...

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MSM7719-01 Picture
SeekIC No. : 004429148 Detail

MSM7719-01: Features: • Single 5 V power supply VDD : 4.5 V to 5.5 V• ADPCM : ITU-T Recommendations G.726• PCM interface coding format : m-law• Built-in 2-channel (line and acoustic) ech...

floor Price/Ceiling Price

Part Number:
MSM7719-01
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: 2024/11/26

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Product Details

Description



Features:

• Single 5 V power supply VDD : 4.5 V to 5.5 V
• ADPCM : ITU-T Recommendations G.726
• PCM interface coding format : m-law
• Built-in 2-channel (line and acoustic) echo canceler
   Line echo canceler
   Acoustic echo canceler (for handsfree conversation)
   Echo attenuation : 30 dB (typ.)
   Cancelable echo delay time :27 ms (max.) for line echo canceler +27 ms (max.) for acoustic echo canceler
   Line echo canceler mode only : 54 ms (max.)
• Serial PCM/ADPCM transmission data rate : 64 kbps to 2048 kbps
• Low supply current
  Operating mode : Typically 50 mA (VDD = 5.0 V)
   Power-down mode : Typically 0.2 mA (VDD = 5.0 V)
• Master clock frequency : 9.6 to 10.0 MHz/19.2 to 20.0 MHz
• Transmit/receive mute, transmit/receive programmable gain control
• Built-in DTMF tone generator and various tones generator
• Control through parallel microcontroller interface Pin control available for line and acoustic echo cancelers
• Built-in VOX control
   Transmit side : Voice/silence detect
   Receive side : Background noise generation at the absence of voice signal
• Package:100-pin plastic TQFP (TQFP100-P-1414-0.50-K) (Product name : MSM7719-01TS-K)



Pinout

  Connection Diagram


Specifications

Parameter
Symbol
Condition
Rating
Unit
Power Supply Voltage
VDD
-
0.3 to 7.0
V
Digital Input Voltage
VAIN
-
0.3 to VDD + 0.3
Digital Output Voltage
VOUT
-
0.3 to VDD + 0.3
Storage Temperature
TSTG
-
55 to 150
°C



Description

The MSM7719-01, developed for PHS (Personal Handyphone System) applications, is an LSI device and contains a line echo canceler, an acoustic echo canceler (for handsfree conversation), and a single channel full-duplex ADPCM transcoder.

This MSM7719-01 includes DTMF tone and several types of tone generation, transmit/receive data mute and gain control, and VOX function and is best suited for PHS applications.




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