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Ordering number : EN*5772 Monolithic Linear IC LV1035M Dolby ProLogic Decoder Preliminaly Overview The LV1035M is a Dolby ProLogic surround signalprocessing 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. Package Dimensions unit: mm 3159-QFP64E [LV1035M] 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 VDD circuit Surround trim (0 to -31 dB) in 1-dB steps Input and output muting functions SANYO: QIP64E 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 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 LV1035M Specifications Maximum Ratings at Ta = 25C Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Pd max Topr Tstg Conditions Ratings 12 1100 -20 to +70 -40 to +150 Unit V mW C C Operating Conditions at Ta = 25C Parameter Recommended supply voltage Operating supply voltage range Input high-level voltage Input low-level voltage Dolby level Symbol VCC VCC op VIH VIL VO Dolby Conditions Ratings 9 8 to 10 3.5 to 5.5 0 to 1.5 300 Unit V V V V mVrms Operating Characteristics at Ta = 25C, VCC = 9 V, VIN = 300 mV rms (left and right inputs), 300 mVrms x 0.707 (center and surround inputs), f = 1 kHz, center trim = 0 dB, surround trim = 0 dB, delay time = 20 ms. Parameter Quiescent current Center channel output level Output level deviation Matrix rejection: left Matrix rejection: center Matrix rejection: right Matrix rejection: surround Left channel harmonic distortion Center channel harmonic distortion Right channel harmonic distortion Surround channel harmonic distortion 1 Surround channel harmonic distortion 2 S/N, L S/N, C S/N, R S/N, S1 S/N, S2 Left channel signal handling Center channel signal handling Right channel signal handling Surround channel signal handling Noise sequencer output level Symbol ICC VOC VOA RiL RjC RjR RjS THD L THD C THD R THD S1 THD S2 SN, L SN, C SN, R SN, S SN, S SHL SHC SHR SHS1 Vns Dec1 Dec2 Noise reduction frequency characteristics Dec3 Dec4 Dec5 ProLogic off, left and right channels ProLogic off, left and right channels S/N THDoff S/Noff No signal L = R input L, R, Sch from Cch L input L = R input R input L = -R input L output C output R output S matrix output S delay output L output: CCIR/ARM, Rs = 10 k C output: CCIR/ARM, Rs = 10 k R output: CCIR/ARM, Rs = 10 k S matrix output S delay output L output: VCC = 8.5 V, THD 1% C output: VCC = 8.5 V, THD 1% R output: VCC = 8.5 V, THD 1% S delay output: VCC = 8.5 V, THD 3% Each channel 0 dB, 1 kHz -20 dB, 1 kHz 0 dB, 5 kHz -20 dB, 5 kHz -40 dB, 5 kHz L, Rch 20 to 20 kHz BPF L, Rch CCIR/ARM 15 15 15 15 50 -1.5 -24 -1.5 -23.3 -46.8 -75 16 18 16 18 70 0.0 -22.5 0.0 -21.8 -45.3 0.01 90 90 +1.5 -21 +1.5 -20.3 -43.8 0.03 -80 -65 0.1 -76 -77 -76 0.7 -71 -71 -71 -2 -0.5 Conditions Ratings min typ 80 0 0 -40 -40 -40 -40 0.03 0.03 0.03 max 100 +2 +0.5 -25 -25 -25 -25 0.09 0.09 0.09 Unit mA dB dB dB dB dB dB % % % % % dB dB dB dB dB dB dB dB dB mV dB dB dB dB dB % dB No. 5772-2/13 LV1035M Sample Application Circuit No. 5772-3/13 |
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