NJW#1197FC2 NJR, NJW#1197FC2 Datasheet

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NJW#1197FC2

Manufacturer Part Number
NJW#1197FC2
Description
Video ICs 8CH ELECT VOLUME
Manufacturer
NJR
Datasheet

Specifications of NJW#1197FC2

Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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GENERAL DESCRIPTION
includes Input selector, tone control, volume, mute, input
selector gain control, volume output gain control and 5
REC outputs. Each mode and conditions are set by the
3-wired serial control data.
Voltage compared with NJW1197.
FEATURES
BLOCK DIAGRAM
8-CHANNEL ELECTRONIC VOLUME WITH INPUT SELECTOR
NJW1197A is an 8-channel electronic volume IC. It
NJW1197A improves low Residual Output Noise
Tone Control
Operating Voltage
3-Wired Serial Control
Input Selector (x 11)
REC Output (x 5)
Input Selector Gain Control
Volume Output Gain Control
Volume
Residual Output Noise Voltage
Subwoofer output addition to L, R channel output
Subwoofer output ON/OFF control
Bi-CMOS Technology
Package Outline
Note) This is not a final specification. Some parametric limits are subject to change without notice at any time.
SWAIN
RSAIN
RBAIN
LSAIN
LBAIN
Input Selector
R10IN
R11IN
L10IN
L11IN
RAIN
CAIN
R2IN
R5IN
R7IN
R8IN
R9IN
LAIN
L1IN
R1IN
R3IN
R4IN
L6IN
R6IN
L2IN
L3IN
L4IN
L5IN
L7IN
L8IN
L9IN
REC Output
Selector
Input Selector
Input Selector
Multi-Channel Input C
Gain
Gain
PRELIMINARY
DCRA1 DCRA2
DCLA1
±4.5 to ±7.5V
Chip Address Select Function
Independent Mute function
Gain : 0/-3/-6/-9/-12dB
Gain : 0/+12/+13/+14/+15/+16/+17/+18dB
Gain : 0/+22/+23/+24/+25/+26/+27/+28dB
Independent Control: L,Rch / Cch / LS,RSch / LB,RBch / SWch
0 to -100dB/0.5dBstep, MUTE
-114dBV typ. @Volume=-95dB (Output Noise 3)
0 to ±10dB/1dBstep
QFP100-C2
DCLA2
Multi-Channel Input B
Volume
Multi-channel
Volume
Output
Gain
PACKAGE OUTLINE
TONE
TONE
NJW1197AFC2
BSW
NJW1197A
(L,R,C,LS,RS,LB,RBch)
(SWch)
TSW
Interface
SSW
Voltage
Supply
COM
SW
SW
LBOUT
RBOUT
SWOUT
LSOUT
RSOUT
COUT
LOUT
ROUT
V+
GND
V-
DATA
CLOCK
MUTE
ADR
LATCH
– 1 –

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NJW#1197FC2 Summary of contents

Page 1

ELECTRONIC VOLUME WITH INPUT SELECTOR GENERAL DESCRIPTION NJW1197A is an 8-channel electronic volume IC. It includes Input selector, tone control, volume, mute, input selector gain control, volume output gain control and 5 REC outputs. Each mode and conditions are ...

Page 2

NJW1197A PIN FUNCTION 81 100 No. SYMBOL 1 ROUT Rch output 2 COUT Cch output 3 LSOUT LSch output 4 RSOUT RSch output 5 LBOUT LBch output 6 RBOUT RBch output 7 SWOUT SWch output 8 GND Ground 9 FIL_BL2 ...

Page 3

ABSOLUTE MAXIMUM RATING (Ta=25 C) PARAMETER SYMBOL Power Supply Voltage Maximum Input Voltage Power Dissipation Operating Temperature Range Storage Temperature Range ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL Power Supply Operating Voltage 1 Operating Voltage 2 Supply Current 1 Supply Current 2 Input/Output ...

Page 4

NJW1197A ELECTRICAL CHARACTERISTICS PARAMETER Input/Output Characteristics (Output) Total Harmonic Distortion 1 Total Harmonic Distortion 2 Total Harmonic Distortion 3 Total Harmonic Distortion 4 Total Harmonic Distortion 5 Total Harmonic Distortion 6 Total Harmonic Distortion 7 Total Harmonic Distortion 8 Cross ...

Page 5

ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL Input Selector Gain Control Characteristics Input Selector Gain Control Voltage Gain 1 Input Selector Gain Control Voltage Gain 2 Input Selector Gain Control Voltage Gain 3 Tone Control Characteristics Treble Voltage Gain 1 Treble Voltage Gain ...

Page 6

NJW1197A APPLICATION CIRCUIT 100 ROUT 1 TONE 10µF COUT 2 10µF TONE LSOUT 3 10µF RSOUT 4 10µF LBOUT 5 10µF RBOUT 6 10µF SWOUT 7 10µF 8 GND FIL_BL2 4.7µF 9 4.7kΩ 100nF 10 3.3nF FIL_BL1 ...

Page 7

CONTROL DATA FORMAT t7 LATCH CLOCK MSB DATA D15 D14 D13 ( ) MSB First SYMBOL t1 CLOCK Clock Width t2 CLOCK Pulse Width (High) t3 CLOCK Pulse Width (Low) t4 LATCH Rise Hold Time t5 DATA Setup Time t6 ...

Page 8

NJW1197A CONTROL DATA NJW1197A control data is constructed with 16bits. MSB D15 D14 D13 D12 Data Multi channel Input Signal A Input Selector Differential Gain Control Output MSB D15 D14 D13 D12 L channel Volume Control R channel Volume Control ...

Page 9

INITIAL CONDITION MSB D15 D14 D13 D12 D11 ...

Page 10

NJW1197A DEFINITION OF RESISTOR : 0dB to -100dB in 0.5dB/step. Volume Control D15 D14 D13 D12 L channel Volume Control R channel Volume Control C channel Volume Control LS channel Volume Control RS channel Volume Control LB channel Volume Control ...

Page 11

Input Selector Gain Control Input Selector SSW D15 D14 D13 D12 D11 Input Selector Input Selector Gain Control < Input Selector Gain Control Data > Data Setting D15 D14 D13 0dB -3dB 0 1 ...

Page 12

NJW1197A : Treble Cut / Boost TC/B : Treble Gain Tone Control Treble : Tone Control By-pass Switch TSW : SW channel output add to the L,R channel output. BSW D15 D14 D13 D12 TC/B Tone Control Treble < TC/B ...

Page 13

Selector for the 2 ch Input signal to REC A/B output REC A/B Selector D15 D14 D13 D12 D11 REC B Selector < REC A/B Selector > Data D15 D14 D13 D12 D11 D10 ...

Page 14

NJW1197A L,Rch Output Gain Control Cch Output Gain Control D15 D14 D13 D12 L,Rch Volume Output Cch Volume Output Gain Control Gain Control <L,Rch, Cch Volume Output Gain Control Data> Data Setting D15 D14 D13 L,Rch Gain D12 D11 D10 ...

Page 15

L,Rch Multi-Channel Selector Cch Multi-Channel Selector LS,RSch, LB,RBch Multi-Channel Selector D15 D14 D13 D12 D11 L,Rch Cch Selector Selector <L,Rch Multi-Channel Selector Data> Data Setting D15 D14 0 0 MUTE 0 1 Multi-Channel Input Multi-Channel Input B ...

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