NJW1104 PPRELIMINARY DOLBY PRO LOGIC SURROUND DECODER n GENERAL DESCRIPTION The NJW1104 is a surround processor including all of the necessary circuits of Dolby Pro Logic Surround decoder and digital delay. In addition to Dolby Pro Logic Surround function, it performs easily other surround function such as Hall, Live, Disco and others. n PACKAGE OUTLINE NJW1104FC2-80 NJW1104FC2 Dolby and double-D symbol are trademarks of Dolby Laboratories Licensing Corporation. San Francisco, CA94103-4813.USA. This device is available only to licensees of Dolby Lab. Licensing and application information may be obtained from Dolby Lab. n FEATURES l Operating Voltage : VCC=10V(Analog Block), VDD=5V(Digital Block) l Digital Delay on chip l Serial Data Interface(3-wire) DATA, REQ, SCK l Bi-CMOS Technology l Package Outline QFP80, QFP100 n FUNCTION [Dolby Pro Logic Surround] l Automatic input balance l Noise sequencer l Adaptive matrix l Center channel control (Wide band, Normal, Phantom, Off) l Modified B-type noise reduction l 7kHz low-pass filter l Dolby 3 stereo mode l Digital time delay(15,20,25,30msec.) [Other Surround] l Surround Signal Selector (L+R, L-R, EXTIN) l Front mixing control l Digital time delay (15,20,25,30,40,50,60msec.) [Other Function] l Digital auxiliary outputs (AUX1-AUX10) n SYSTEM BLOCK DIAGRAM LIN Center Mode Input Autobalance Noise Sequencer Adaptive Matrix RIN LOUT COUT L+R ROUT L-R Modified B-NR Delay EXTIN SOUT 7KHz LPF MCU Interface SW. Controller ADD/SUB . MD2 MD1 AUX1-10 REQ SCK DATA Ver.1.0 -1- NJW1104 n ABSOLUTE MAXIMUM RATING (Ta=25°C) PARAMETER SYMBOL RATING Supply Voltage VCC VDD Power Dissipation* PD Operating Temperature Range Topr 13 6.5 (QFP80) 1.3 (QFP100) 1.3 -20 to +75 UNIT °C Storage Temperature Range Tstg -40 to +125 °C V W *On board n ELECTRICAL CHARACTERISTICS (VCC=10V, VDD=5V, Ta=25°C) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT 9 10 13 V 4.5 5 5.5 V - 37 50 mA u OVERALL Supply Voltage Range VCC VDD Supply Current ICC No Signal IDD No Signal - 6 10 mA Reference Voltage VREF No Signal 3.6 4.0 4.4 V Threshold Voltage Vthh Digital input high level 0.7VDD - VDD V Vthl Digital input low level 0.0 - 0.3VDD V u INPUT AUTO BALANCE Capture Range CPR - 5 - Error Correction CER - 4 - -0.5 0 0.5 u ADAPTIVE MATRIX (0dB=300mVrms, f=1kHz at Cin Cout) Output Level Accuracy DVol L,R,S’ch.out dB relative to Cch Matrix Rejection relative MR Headroom HR-AM Total Harmonic Distortion THD-AM Signal to Noise Ratio SNAM L,R,S’ch.out 25 40 - dB VCC=9V at THD=1% 15 17 - dB L,R,C,S’ch.out at 4ch.mode - 0.05 0.2 % L,R,ch.out at 2ch.mode - 0.002 0.1 % Rg=0,wt:CCIR-ARM at 4ch.mode 75 80 - dB L,R,ch.out at 2ch.mode 93 100 - dB -15.0 -12.5 -10.0 dB -0.5 0.0 0.5 dB - 9.5 - dB u NOISE SEQUENCER Output Noise Level Vno Output Noise Level DVno L,R,S’ch.out Accuracy relative to Cch u MODIFIED B-TYPE NOISE REDUCTION (0dB=300mVrms, f=100Hz at Sin Sout) Voltage Gain GV-NR Vin=0dBd,f=100Hz Decode Responce1 DEC1 Vin=0dBd,f=1kHz -1.6 -0.1 1.4 dB Decode Responce2 DEC2 Vin=-15dBd,f=1.4kHz -3.0 -1.5 0.0 dB Decode Responce3 DEC3 Vin=-20dBd,f=1.4kHz -4.9 -3.4 -1.9 dB Decode Responce4 DEC4 Vin=-40dBd,f=5kHz -6.8 -5.3 -3.8 dB Total Harmonic Distortion THDNR Vin=0dBd,f=1kHz - 0.07 0.3 % Headroom HRNR VCC=9V at THD=1% 15 17 - dB Signal to Noise Ratio SNNR Rg=0,weightted:CCIR/ARM 73 78 - dB Ver.1.0 -2- NJW1104 n ELECTRICAL CHARACTERISTICS (VCC=10V, VDD=5V, Ta=25°C) PARAMETER SYMBOL TEST CONDITION MIN. TYP. MAX. UNIT - 0.05 0.2 dB 15 17 - dB 75 80 - dB u OTHER SURROUND Total Harmonic Distortion THDOS Vin=0dBd,f=1kHz L+R,L-R output Headroom HROS VCC=9V at THD=1% Signal to Noise Ratio SNOS Rg=0,weighted:CCIR/ARM L+R,L-R mode L+R,L-R mode u DIGITAL TIME DELAY Delay Time Total Gain Total Harmonic Distortion Td fOSC=4MHz Gv THD Vomax 15.4 18.4 ms 20.5 23.5 ms 22.6 25.6 28.6 ms 27.7 30.7 33.7 ms 38.0 41.0 44.0 ms 48.2 51.2 54.2 ms 58.4 61.4 64.4 ms -3.0 0.0 3.0 dB Vin=0.3Vrms Td=15.4ms - 0.3 0.6 % f=1kHz Td=20.5ms - 0.3 0.6 % 30kHz LPF Td=25.6ms - 0.4 0.8 % Td=30.7ms - 0.5 1.0 % Td=41.0ms - 0.6 1.2 % Td=51.2ms - 0.7 1.4 % Td=61.4ms Maximum Output Voltage 12.4 17.5 Vin:f=1kHz - 0.8 1.6 % 1.5 1.8 - Vrms 30kHz LPF,THD=3% Output Noise Voltage No Rg=600W Td=15.4ms - -85 -75 dBV Vin=0Vrms Td=20.5ms - -85 -75 dBV JIS-A Td=25.6ms - -85 -75 dBV Td=30.7ms - -80 -70 dBV Td=41.0ms - -80 -70 dBV Td=51.2ms - -80 -70 dBV Td=61.4ms - -75 -65 dBV u DIGITAL AUXILIARY OUTPUT Low Level Output VOL Output Current=-1mA 0.0 - 0.3V DD dB High Level Output VOH Output Current=1mA 0.7VDD - VDD dB Ver.1.0 -3- NJW1104 n PACKAGE OUTLINE (QFP100-C2) 0 - 10° ±0.4 23.9 ±0.3 20.0 14.0 0.30 30 0.12 3.0MAX ±0.1 0.65 M ±0.1 0.8 0.15 0.1 ±0.1 0.15 ±0.1 1 2.7 31 17.9 100 ±0.1 50 ±0.3 81 ±0.4 51 80 n PIN CONNECTION Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Ver.1.0 -4- Pin Name RLC3 RLC8 RLC6 LLI LBPF RLI RBPF LT RT LIN RIN HOLDC NGC3 NGC2 NGC1 GND MD1 MD2 VSS NC NC NC NC NC NC Pin No. 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 Pin Name NC NC NC NC NC VSS AUX1 AUX2 AUX3 AUX4 AUX5 AUX6 AUX7 AUX8 AUX9 AUX10 RST TESTCNT DATA SCK REQ CLK2 CLK1 VDD NC Pin No. 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 Pin Name NC NC NC NC NC NC NC NC NC NC NC VDD VCC SDOUT LPF1IN LPF1OUT OPA1IN OPA1OUT CC1 CC2 OPA2IN OPA2OUT LPF2IN LPF2OUT LPFIN Pin No. 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 Pin Name DBIN DBC1 DBC2 DBC3 LOUT ROUT COUT SOUT CMC SMRO SMRI EXTIN VREF IREF PSC3 PSC6 PSC2 PSC5 PSC1 PSC4 RLC5 RLC2 RLC1 RLC4 RLC7 NJW1104 n PACKAGE OUTLINE (QFP80-C2) 0 - 10° ±0.4 23.9 ±0.3 20.0 64 41 40 80 25 0.12 M ±0.1 0.8 0.15 0.1 ±0.1 0.15 ±0.1 ±0.1 0.35 ±0.1 24 0.8 2.7 1 3.0MAX ±0.3 14.0 ±0.4 17.9 65 n PIN CONNECTION Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Pin Name MD2 MD2 VSS AUX1 AUX2 AUX3 AUX4 AUX5 AUX6 AUX7 AUX8 AUX9 AUX10 RST TESTCNT DATA SCK REQ CLK2 CLK1 Pin No. 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Pin Name NC VDD VCC VCC SDOUT SDOUT LPF1IN LPF1OUT OP1IN OP1OUT CC1 CC2 OP2IN OP2OUT LPF2IN LPF2OUT LPFIN DBIN DBC1 DBC2 Pin No. 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 Pin Name DBC3 LOUT ROUT COUT SOUT CMC SMRO SMRI EXTIN VREF IREF PSC3 PSC6 PSC2 PSC5 PSC1 PSC4 RLC5 RLC2 RLC1 Pin No. 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 Pin Name RLC4 RLC7 RLC3 RLC8 RLC6 LLI LBPF RLI RBPF LT RT LIN RIN HOLDC NGC3 NGC2 NGC1 GND MD1 MD1 Ver.1.0 -5- NJW1104 [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. Ver.1.0 -6-