®
ISO
2
-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
18 Pin Plastic DIP
MT8962/63AE
20 Pin Plastic DIP
MT8962/63/66/67AS
20 Pin SOIC
0°C to+70°C
Description
Manufactured in ISO
2
-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
V
X
Transmit
Filter
Analog to
Digital PCM
Encoder
Output
Register
DSTo
SD0
SD1
SD2
SD3
SD4
SD5
B-Register
8-Bits
Output
Register
A Register
8-Bits
CSTi
CA
Control
Logic
F1i
C2i
V
R
Receive
Filter
PCM Digital
to Analog
Decoder
Input
Register
DSTi
V
Ref
GNDA
GNDD
V
DD
V
EE
Figure 1 - Functional Block Diagram
6-19
MITEL [ MITEL NETWORKS CORPORATION ]
