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Part Number
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MSM7557 |
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Manufacturer
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OKI |
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Description
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Single Chip MSK Modem with Compandor for Cordless Telephone |
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Published
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Aug 19, 2005 |
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Detailed Description
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E2A0046-16-X1 ¡ Semiconductor
¡ Semiconductor
MSM7557
This version: Jan. 1998 MSM7557 Previous version: Nov. 1996
Sin...
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Datasheet
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MSM7557
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Overview
E2A0046-16-X1 ¡ Semiconductor
¡ Semiconductor
MSM7557
This version: Jan.
1998 MSM7557 Previous version: Nov.
1996
Single Chip MSK Modem with Compandor for Cordless Telephone
GENERAL DESCRIPTION
The MSM7557 is a single chip MSK modem with base band voice processor for cordless telephone.
The MSM7557 voice transmit block consists of high pass filter, compressor, pre-emphasis, limiter and splatter filter.
Voice receive block consists of Band pass filter, De-emphasis and Expander.
FEATURES
• Available to transmit modem signal and also transmit base band voice signal through wireless transmission path (0.
3 kHz to 3.
4 kHz) • Built-in compandor circuit • Upper limit of voice band (3306 Hz/3400...
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