NJW1151M# NJR, NJW1151M# Datasheet
NJW1151M#
Specifications of NJW1151M#
NJW#1151M
Available stocks
Related parts for NJW1151M#
NJW1151M# Summary of contents
Page 1
ELECTRONIC VOLUME GENERAL DESCRIPTION The NJW1151 is a 6-CHANNEL ELECTRONIC VOLUME, which also includes tone control, balance and trim level control. The NJW1151 is suitable for multi-channel audio system, such as AV amplifier, mini stereo component, speaker system, and ...
Page 2
NJW1151 PIN FUNCTION 30 1 No. SYMBOL 1 VREF Reference voltage 2 V+ Power supply voltage 3 VREFC Reference voltage stabilization capacitor 4 RTIN Tone control Right channel input 5 RTOUT Tone control Right channel output 6 RTC Tone control ...
Page 3
ABSOLUTE MAXIMUM RATING (Ta=25 C) PARAMETER Supply Voltage Maximum Input Voltage Power Dissipation Operating Temperature Range Storage Temperature Range ELECTRICAL CHARACTERISTICS ( Ta=25 C,V PARAMETER Power Supply Operating Voltage Supply Current Input/Output Characteristics Voltage Gain Voltage Gain Error Maximum Attenuation ...
Page 4
NJW1151 2 !TIMING ON THE I C BUS (SDA,SCL) SDA SCL t HD: LOW HD:DAT S !CHARACTERISTICS OF I/O STAGES FOR BUS Load Conditions STANDARD MODE: Pull up resistance ...
Page 5
OF BUS LINES (SDA,SCL) FOR I PARAMETER SCL clock frequency Hold time (repeated) START condition. Low period of the SCL clock High period of the SCL clock Set-up time for a repeated START condition NOTE) Data hold time Data ...
Page 6
NJW1151 TERMINAL DESCRIPTION No. SYMBOL Reference voltage 1 VREF Power supply voltage 2 V+ Reference voltage stabilization 3 VREFC capacitor Tone control Right channel input 4 RTIN 29 LTIN Left channel input - 6 - FUNCTION EQUIVALENT CIRCUIT V+ GND ...
Page 7
TERMINAL DESCRIPTION No. SYMBOL Tone control 5 RTOUT Right channel output Left channel output 28 LTOUT Tone control 6 RTC Right channel Treble filter capacitor Left channel 27 LTC Treble filter capacitor Tone control Right channel 7 RBC1 Bass filter ...
Page 8
NJW1151 TERMINAL DESCRIPTION No. SYMBOL Tone control Right channel 9 RBC3 Bass DC cut capacitor Left channel 24 LBC3 Bass DC cut capacitor Volume Left channel input 10 LIN Right channel input 11 RIN Center channel input 12 CIN Surround ...
Page 9
TERMINAL DESCRIPTION No. SYMBOL Volume Left channel output 18 SWOUT 19 SROUT Right channel output Center channel output 20 SLOUT Surround Left channel output 21 COUT Surround Right channel output 22 ROUT Sub Woofer channel output 23 LOUT FUNCTION NJW1151 ...
Page 10
NJW1151 APPLICATION CIRCUIT 100µF VREF +14V 10µF 100µF V+ VREFC RTIN 4.7µF RTOUT RTC 10 nF RBC1 680nF RBC2 RBC3 10µF LIN 4.7µF RIN 4.7µF CIN 4.7µF SLIN 4.7µF SRIN 4.7µF SWIN - 10 - TONE CONTROL TONE CONTROL BALANCE ...
Page 11
Definition of cut-off frequency for Tone Control Cut-off frequency for Tone Control is adjustable with changing the capacitor C1 below circuit. See the next function for the cut-off frequency. Tone Control EX) C1 =10nF 680nF Cut-off ...
Page 12
NJW1151 2 DEFINITION REGISTER BUS FORMAT S: Starting Term A: Acknowledge Bit MSB LSB S Slave Address 1bit 8bit SLAVE ADDRESS MSB R/W=0: Receive Only R/W=1: No Output Data CONTROL REGISTER ...
Page 13
CONTROL COMMAND TABLE Select Address 00H * 01H * 02H * 03H * 04H * 05H * 06H * BIT VOL 0 ...
Page 14
NJW1151 CONTROL COMMAND TABLE Select Address TREBLE 07H 08H * - 14 - BIT ...
Page 15
TYPICAL CHARACTERISTICS Operating Current vs. Supply Voltage Ta=25°C 15.0 12.0 9.0 6.0 3.0 0 Supply Voltage [V] Tone Control Voltage Gain vs Frequency V+=14V Vin=1Vrms Ta=25°C 15 +10dB +8dB Bass +6dB 10 +4dB +2dB 0dB 5 0 ...
Page 16
NJW1151 TYPICAL CHARACTERISTICS Tone Control THD+N vs. Frequency (ATT=0dB;Flat) V+=14V Ta=25° 0.1Vrms 0.1 1Vrms 0.01 0.001 1.E+01 1.E+02 1.E+03 0.01 0.1 1 Frequency [kHz] Volume Voltage Gain vs. Ambient Temperature (Master Volume=0dB) V+=14V Vin=1Vrms f=1kHz 0.5 0.4 0.3 ...
Page 17
TYPICAL CHARACTERISTICS Volume Maximum Output Voltage v s. Ambient Temperature V+=14V f=1kHz 10 8 VOM_L,R,C, 6 SL,SR, -75 -50 - Ambient Temperature [°C] Volume THD+N vs. Ambient Temperature V+=14V Vin=1Vrms f=1kHz 10 1 THD_L,R,C,S ...
Page 18
NJW1151 TYPICAL CHARACTERISTICS Tone Control THD+N vs. Input Voltage (ATT=0dB;Flat) V+=14V 10 1 0.1 Ta=85°C 0.01 Ta=25°C 0.001 -60 -40 -20 Input Voltage [dBV Ta=-40° [CAUTION] The specifications on this databook are only given for ...