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Mitel Networks Corporation - Integrated PCM Filter Codec

Numéro de référence MT8965
Description Integrated PCM Filter Codec
Fabricant Mitel Networks Corporation 
Logo Mitel Networks Corporation 





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MT8965 fiche technique
® ISO2-CMOS MT8960/61/62/63/64/65/66/67
Integrated PCM Filter Codec
Features
• ST-BUScompatible
• Transmit/Receive filters & PCM Codec in one
I.C
• Meets AT&T D3/D4 and CCITT G711 and G712
µ-Law: MT8960/62/64/67
• A-Law: MT8961/63/65/67
• Low power consumption:
Op.: 30 mW typ.
Stby.: 2.5 mW typ.
• Digital Coding Options:
MT8964/65/66/67 CCITT Code
MT8960/61/62/63 Alternative Code
• Digitally controlled gain adjust of both filters
• Analog and digital loopback
• Filters and codec independently user
accessible for testing
• Powerdown mode available
• 2.048 MHz master clock input
• Up to six uncommitted control outputs
±5V ±5% power supply
ISSUE 10
May 1995
Ordering Information
MT8964/65AC
18 Pin Ceramic DIP
MT8960/61/64/65AE
MT8962/63AE
MT8962/63/66/67AS
18 Pin Plastic DIP
20 Pin Plastic DIP
20 Pin SOIC
0°C to+70°C
Description
Manufactured in ISO2-CMOS, these integrated filter/
codecs are designed to meet the demanding
performance needs of the digital telecommunications
industry, e.g., PABX, Central Office, Digital
telephones.
ANUL
VX
SD0
SD1
SD2
SD3
SD4
SD5
VR
Transmit
Filter
Analog to
Digital PCM
Encoder
Output
Register
Output
Register
A Register
8-Bits
B-Register
8-Bits
Control
Logic
Receive
Filter
PCM Digital
to Analog
Decoder
Input
Register
VRef GNDA GNDD VDD VEE
Figure 1 - Functional Block Diagram
DSTo
CSTi
CA
F1i
C2i
DSTi
6-19

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