Integrated PCM Filter Codec
® ISO2-CMOS MT8960/61/62/63/64/65/66/67
Integrated PCM Filter Codec
Features
• ST-BUS™ compatible • Transmit/Receive fi...
Description
® ISO2-CMOS MT8960/61/62/63/64/65/66/67
Integrated PCM Filter Codec
Features
ST-BUS™ compatible 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
MT8960/61/62/63/64/65/66/67 ISO2-CMOS
MT8960/61/64/65
CSTi DSTi
C2i DSTo VDD
F1i CA SD3 SD2
1 2
3 4 5
6 7 8 9
18...
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