MT9196 Datasheet, PDF (1/46 Pages) Mitel Networks Corporation – ISO2-CMOS Integrated Digital Phone Circuit (IDPC)

ISO²-CMOS MT9196
Integrated Digital Phone Circuit (IDPC)
Data Sheet
Features
• Programmable m-Law/A-Law CODEC and
Filters
• Programmable CCITT (G.711)/sign-magnitude
coding
• Programmable transmit, receive and side-tone
gains
• Digital DTMF and single tone generation
• Fully differential interface to handset
transducers
• Auxiliary analog interface
• Interface to ST-BUS/SSI (compatible with GCI)
• Serial microport control
• Single 5 volt supply, low power operation
• Anti-howl circuit for group listening
speakerphone applications
Applications
• Digital telephone sets
• Wireless telephones
• Local area communications stations
January 2006
Ordering Information
MT9196AP
28 Pin PLCC
Tubes
MT9196AE
28 Pin PDIP
Tubes
MT9196AS
28 Pin SOIC
Tubes
MT9196ASR 28 Pin SOIC
Tape & Reel
MT9196APR 28 Pin PLCC Tape & Reel
MT9196AE1 28 Pin PDIP* Tubes
MT9196APR1 28 Pin PLCC* Tape & Reel
MT9196AP1 28 Pin PLCC* Tubes
MT9196AS1 28 Pin SOIC* Tubes
MT9196ASR1 28 Pin SOIC* Tape & Reel
*Pb Free Matte Tin
-40°C to +85°C
Description
The MT9196 Integrated Digital Phone Circuit (IDPC) is
designed for use in digital phone products. The device
incorporates a built-in Filter/Codec, digital gain pads,
DTMF generator and tone ringer. Complete telephony
interfaces are provided for connecting to handset and
speakerphone transducers. Internal register access is
provided through a serial microport compatible with
various industry standard micro-controllers.
The device is fabricated in Zarlink's ISO²-CMOS
technology ensuring low power consumption and high
reliability.
VSSD
VDD
VSSA
VSS SPKR
VBias
VRef
Digital Gain & Tone Generator
21/ - 24dB
∆3.0dB
Tx & Rx
Filter/Codec Gain
Encoder
7dB
Decoder -7dB
Transducer
Interface
Din
Dout
STB/F0i
CLOCKin
XSTL2
Flexible
Digital
Interface
Timing
ST-BUS
C&D
Channels
Serial Microport
WD
PWRST IC
IRQ CS
DATA1 DATA2 SCLK
Figure 1 - Functional Block Diagram
1
Zarlink Semiconductor Inc.
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 1995-2005, Zarlink Semiconductor Inc. All Rights Reserved.
AUXin
AUXout
MIC +
M-
M+
HSPKR +
HSPKR -
SPKR +
SPKR -