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UPD9611 Datasheet

  • UPD9611

  • FOUR-CHANNEL PCM CODEC

  • 28頁

  • NEC   NEC

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PRELIMINARY DATA SHEET
MOS INTEGRATED CIRCUIT
碌
PD9611
FOUR-CHANNEL PCM CODEC
The
碌
PD9611 incorporates 4-channel A-law/
碌
-law PCM CODECs compliant with ITU-T Recommendation G.711/
G.714 and is suitable for applications such as PBX analog subscriber line circuits.
Its gain setting circuit allows transmit/receive gain to be set for 4 channels independently by externally inputting
digital signals.
FEATURES
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Single-chip CMOS monolithic LSI
ITU-T Recommendation G.711/G.714 compliant
Four-channel PCM CODECs integrated on a single chip
Compatible with A-law and
碌
-law
Digital gain setting for each channel
鈥?Transmit : +7.5 to 鈥?.0 dB (0.5 dB step)
鈥?Receive : 0 to 鈥?5.5 dB (0.5 dB step)
Data transfer system: Transmit/receive synchronization
Data rate: 2048 kHz
+5 V single power supply
Power down function for each channel
Low power consumption
ORDERING INFORMATION
Part Number
Package
48-pin shrink SOP (375 mil)
碌
PD9611GT
The information in this document is subject to change without notice.
Document No. S11018EJ2V0DS00 (2nd edition)
Date Published October 1996 P
Printed in Japan
漏
1996

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