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MSM7532GS-2K

Description
Single Chip MSK Modem with Compandor for Cordless Telephone
CategoryWireless rf/communication    Telecom circuit   
File Size152KB,21 Pages
ManufacturerOKI
Websitehttp://www.oki.com
Download Datasheet Parametric Compare View All

MSM7532GS-2K Overview

Single Chip MSK Modem with Compandor for Cordless Telephone

MSM7532GS-2K Parametric

Parameter NameAttribute value
MakerOKI
Parts packaging codeQFP
package instructionQFP,
Contacts56
Reach Compliance Codeunknow
data rate2.4 Mbps
JESD-30 codeR-PQFP-G56
length10.5 mm
Number of functions1
Number of terminals56
Maximum operating temperature70 °C
Minimum operating temperature-30 °C
Package body materialPLASTIC/EPOXY
encapsulated codeQFP
Package shapeRECTANGULAR
Package formFLATPACK
Certification statusNot Qualified
Maximum seat height2.25 mm
Nominal supply voltage2.4 V
surface mountYES
Telecom integrated circuit typesMODEM
Temperature levelOTHER
Terminal formGULL WING
Terminal pitch0.65 mm
Terminal locationQUAD
width9.5 mm
E2A0039-16-X2
¡ Semiconductor
MSM7532
¡ Semiconductor
This version: Jan. 1998
MSM7532
Previous version: Nov. 1996
Single Chip MSK Modem with Compandor for Cordless Telephone
GENERAL DESCRIPTION
The MSM7532 is a baseband device with a modem function and a baseband voice signal processing
function for analog cordless telephone. The voice signal transmitter in this IC consists of a high-pass
filter, compressor, scrambler, pre-emphasis, limiter, and splatter filter.
The voice signal receiver consists of a bandpass filter, a de-scrambler , a de-emphasis, an expander,
an electronic volume, and a ceramic receiver driving circuit.
The MODEM in this IC transmits and receives MSK (Minimum Shift Keying) modem signals.
FEATURES
• Built-in ceramic receiver drive amplifiers
• The compander input reference level, limiter level, and modem transmit level are easy to be
externally adjusted.
• Built-in 2-bit electronic volume
• A microphone amplifier and an amplifier available for users are built in.
• Mode settings using parallel interfaces
• Built-in compander dynamic range: 70 dB
• Built-in maximum gain limit circuit for expander
• The bit rate of MSK modem is switchable between 2400 bps and 1200 bps.
• Scrambler and emphasis can be used by serially connecting them or can be used separately with
each other.
• Three kinds of the reverse frequency of the scrambler are selectable.
• The modem receiver functions detect bit synchronous signals and frame synchronous signals.
• Four-step power down modes
• Built-in crystal oscillation circuit
• Wide range of power supply (1.8 V to 5.5 V)
• Package:
56-pin plastic QFP (QFP56-P-910-0.65-2K) (Product name : MSM7532GS-2K)
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Description Single Chip MSK Modem with Compandor for Cordless Telephone Single Chip MSK Modem with Compandor for Cordless Telephone
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