Voiceband CODECs



PCM Codecs


All ICs are RoHS compliant.

* Status: P - mass production, S - samples, UD - under development, N - not recommended for new design.

Chip Description Supply
  voltage  
[V]
Clock
  frequency  
Sampling
frequency
 (bandwidth) 
Operating
temperature
[°C]
   Package   Status *
W6810A single channel PCM voiceband CODEC
  • selectable m-Law or A-Law compandor compliant with the ITU-T G.711 specification
  • ADC and DAC filters compliant with the ITU-T G.712 specification
  • fully-differential analog signal path
  • power amplifiers with external gain adjustment
4.5 – 5.57 master clock rates in the range of 256 kHz ... 4.096 MHz8 kHz-40 – +85PDIP-20
SSOP-20
SOP-20
TSOP-20
P
W6811A single channel PCM voiceband CODEC
  • selectable m-Law or A-Law compandor compliant with the ITU-T G.711 specification
  • ADC and DAC filters compliant with the ITU-T G.712 specification
  • fully-differential analog signal path
  • power amplifiers with external gain adjustment
  • separated digital and analog power supplies
  • supports low voltage digital components
Digital:
2.7 – 3.3
Analog:
4.5 – 5.5
7 master clock rates in the range of 256 kHz ... 4.096 MHz8 kHz-40 – +85PDIP-24
SSOP-24
SOP-24
TSOP-20
P
W681310A single channel PCM voiceband CODEC
  • selectable m-Law or A-Law compandor compliant with the ITU-T G.711 specification
  • ADC and DAC filters compliant with the ITU-T G.712 specification
  • fully-differential analog signal path
  • power amplifiers with external gain adjustment
  • single low voltage power supply
  • precision voltage reference
2.7 – 5.258 master clock rates in the range of 256 kHz ... 4.8 MHz8 kHz-40 – +85SSOP-20
SOP-20
TSSOP-20
P
W681360A general-purpose single channel 13-bit linear PCM voiceband CODEC
  • ADC and DAC filters compliant with the ITU-T G.712 specification
  • fully-differential analog signal path
  • power amplifiers with external gain adjustment
  • single low voltage power supply
  • precision voltage reference
2.7 – 5.258 master clock rates in the range of 256 kHz ... 4.8 MHz8 kHz-40 – +85SSOP-20
SOP-20
TSSOP-20
QFN-32
P
W681511A single channel PCM voiceband CODEC
  • selectable m-Law or A-Law compandor compliant with the ITU-T G.711 specification
  • ADC and DAC filters compliant with the ITU-T G.712 specification
  • fully-differential analog signal path
  • power amplifiers with external gain adjustment
4.5 – 5.57 master clock rates in the range of 256 kHz ... 4.096 MHz8 kHz-40 – +85SOP-20P
W681512A single channel PCM voiceband CODEC
  • selectable m-Law or A-Law compandor compliant with the ITU-T G.711 specification
  • ADC and DAC filters compliant with the ITU-T G.712 specification
  • fully-differential analog signal path
  • differential analog outputs
  • power amplifiers with external gain adjustment
4.5 – 5.57 master clock rates in the range of 256 kHz ... 4.096 MHz8 kHz-40 – +85SSOP-20
SOP-20
TSSOP-
P
W682310A dual channel PCM voiceband CODEC
  • selectable m-Law or A-Law compandor compliant with the ITU-T G.711 specification
  • ADC and DAC filters compliant with the ITU-T G.712 specification
  • built-in PLL eliminates need for master clock
  • fully-differential analog signal path
  • output buffer amplifiers
  • single low voltage power supply
  • precision voltage reference
2.7 – 3.8-8 kHz-40 – +85SSOP-20
SOP-24
P
W6825104.5 – 5.5-8 kHz-40 – +85SSOP-20
SOP-24
P


PDW MARTHEL
ul. Sosnowa 24-5 Bielany Wrocławskie 55-040 Kobierzyce
tel. (71) 311 07 11 fax: (71) 311 07 13 marthelinfo@marthel.pl
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