Product Summary

The CMX649E3 Adaptive Delta Modulation (ADM) Voice Codec provides full duplex ADM, companded (μ/A-law) PCM and linear PCM codec and transcoder functions for cost effecive, low power, wireless voice applications. Selectable modes and algorithms support many applications. The CMX649E3 ADM Voice Codec supports 2.7V to 5.5V operation and is available in 20-pin SOIC (D3) and TSSOP packages (E3) packages.

Parametrics

CMX649E3 absolute maximum ratings: (1)Supply (VDD - VSS): -0.3 to 7.0 V; (2)Voltage on any pin to VSS: -0.3 to VDD + 0.3 V; (3)Current into or out of VDD and VSS pins: -30 to +30 mA; (4)Current into or out of any other pin: -20 to +20 mA.

Features

CMX649E3 features: (1)High Performance Digital Architecture; (2)Low Power: 2.5mA at 3.0V typ.; (3)2.7V - 5.5V Supply; (4)Data Clock Recovery; (5)Programmable Digital Scrambler; (6)Internal and External Sample Clocking; (7)Low Noise Differential Mic Input Amp.

Diagrams

CMX649E3 circuit

CMX602A
CMX602A
Other

Data Sheet
Negotiable 
CMX602B
CMX602B
Other

Data Sheet
Negotiable 
CMX605
CMX605
Other

Data Sheet
Negotiable 
CMX608
CMX608
Other

Data Sheet
Negotiable 
CMX60D10
CMX60D10
Crydom
Solid State Relays PCB SIP SSR, 60Vdc 10A, 3-10Vdc In
Data Sheet
0-1: $21.38
1-10: $20.38
10-25: $20.08
25-50: $19.44
CMX60D20
CMX60D20
Crydom
Solid State Relays PCB SIP SSR, 60Vdc 20A, 3-10Vdc In
Data Sheet
0-1: $34.21
1-10: $33.59
10-25: $32.82
25-50: $32.05