LV1035M Datasheet, PDF (1/3 Pages) Sanyo Semicon Device – Dolby ProLogic Decoder

Ordering number : EN*5772
Monolithic Linear IC
LV1035M
Dolby ProLogic Decoder
Preliminaly
Overview
The LV1035M is a Dolby ProLogic surround signal-
processing IC that combines the functionality of the
LV1016 and LA2786 products. The LV1035M allows
systems that provide both Dolby ProLogic surround
functionality and a wide range of additional digital
surround functions to be constructed with a single IC.
Functions
• Adaptive matrix
• Center mode control (normal, phantom, and wide)
• 4-channel/3-channel logic control
• Auto-balance (on/off)
• ProLogic off mode (bypass and full bypass)
• Center trim (0 to –31 dB) in 1-dB steps
• On-chip memory (8K SRAM)
• Variable delay time (50, 40, 30, 25, 20, 15 ms)
• New A/D and D/A converter circuits adopted.
• Dolby B noise reduction
• On-chip I/O filters
• Built-in V_DD circuit
• Surround trim (0 to –31 dB) in 1-dB steps
• Input and output muting functions
Package Dimensions
unit: mm
3159-QFP64E
[LV1035M]
Features
• ProLogic surround decoder implemented in a single chip
• Wide dynamic range
• All modes can be controlled over a serial data control
interface using clock, data, enable signals.
Note: Dolby and the double D symbol are registered
trademarks of the Dolby Laboratories Licensing
Corporation. This IC can only be used by Dolby
licensees. Licensing information and corresponding
technical information is available from:
Dolby Licensing Corporation
San Francisco, CA 94103-4813
USA
SANYO: QIP64E
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
D0597RM (OT) No. 5772-1/13