NJW1109V NJRC [New Japan Radio], NJW1109V Datasheet

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NJW1109V

Manufacturer Part Number
NJW1109V
Description
Headphone Amplifier with Electronic Volume
Manufacturer
NJRC [New Japan Radio]
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
NJW1109V(TE1)
Manufacturer:
JRC
Quantity:
20 000
GENERAL DESCRIPTION
FEATURES
BLOCK DIAGRAM
PIN FUNCTION
The NJW1109 is a headphone amplifier with electronic volume. It
includes widely gain adjustable volume, +20 to –80 dB, and mute
function. These are controlled by I
suitable for headphone output on TV set.
Operating Voltage
Electronic Volume
I
Bi-CMOS Technology
Package Outline
2
1
7
C Bus Interface
Headphone Amplifier with Electronic Volume
8
14
IN a
IN b
No.
1
2
3
4
5
6
7
SYMBOL
7.5 to 10 V
+20dB to -80dB / 0.5dB step, Mute
DIP14, DMP14, SSOP14
OUTb
CAPb
ADR
SDA
N.C.
INb
V+
2
C bus. The NJW1109 is
CAPb
CAPa
VOL
VOL
Power Supply
Bch Output
No Connect
Balance control click noise
absorbing capacitor connect
terminal
Bch Input
I
Select
I
2
2
C Bus Slave Address
C Bus Data Input
FUNCTION
SDA SCL
V+ GND
Interface
Bias
I
2
C
No.
10
12
13
14
11
8
9
ADR
OUTa
OUTb
Vref
NJW1109D
PACKAGE OUTLINE
SYMBOL
CAPa
OUTa
GND
SCL
N.C.
Vref
INa
I
Reference voltage stabilized
capacitor connect terminal
Ach Input
Volume control click noise
absorbing capacitor connect
terminal
No Connect
Ach Output
Ground
2
C Bus Clock Input
NJW1109M
NJW1109
FUNCTION
NJW1109V
– 1 –

Related parts for NJW1109V

NJW1109V Summary of contents

Page 1

... INb Bch Input 2 ADR I C Bus Slave Address Select 2 SDA I C Bus Data Input NJW1109 PACKAGE OUTLINE NJW1109D NJW1109M NJW1109V ADR OUTa OUTb Vref No. SYMBOL FUNCTION 2 8 SCL I C Bus Clock Input 9 Vref Reference voltage stabilized capacitor connect terminal ...

Page 2

NJW1109 ABSOLUTE MAXIMUM RATING (Ta=25 C) PARAMETER Supply Voltage Power Dissipation Operating Temperature Range Storage Temperature Range ELECTRICAL CHARACTERISTICS + (V =9V, V =-20dBV, f=1kHz, R =100 , IN L POWER SUPPLY PARAMETER Operating Voltage Operating Current Reference Voltage AMPLIFIER ...

Page 3

I C BUS CHARACTERISTICS (SDA, SCL BUS Load Conditions: Pull up resistance 4k PARAMETER Low Level Input Voltage High Level Input Voltage Hysteresis of Schmitt trigger inputs LOW level output voltage (3mA at SDA pin) Output ...

Page 4

NJW1109 TERMINAL DESCRIPTION No. SYMBOL 5 INb 10 INa 2 OUTb 13 OUTa Balance control click noise 4 CAPb absorbing capacitor connect Volume control click noise 11 CAPa absorbing capacitor connect – 4 – FUNCTION EQUIVALENT CIRCUIT Bch Input Ach ...

Page 5

TERMINAL DESCRIPTION No. SYMBOL FUNCTION Bus Slave Address 6 ADR 2 7 SDA I C Bus Data Input 2 8 SCL I C Bus Clock Input Reference voltage stabilized 9 Vref capacitor connect terminal 1 V+ Power ...

Page 6

NJW1109 TEST CIRCUIT 1 (G TEST CIRCUIT VMAX 7 SDA Bus Interface SCL 8 – 6 – ∆Gv THD, Mute) VMIN IM O Input ADRL ADRH 0.47 ...

Page 7

REF TEST CIRCUIT V ADRL 7 6 SDA ADR Bus Interface Bias SCL Vref REF ,V ) NO1 NO2 Input B V ADRH 100 F 0. ...

Page 8

NJW1109 3 (CS) TEST CIRCUIT Rg=600 – 8 – Input B Rg=600 V V ADRL ADRH SDA ADR INb CAPb VOL Bus Interface VOL Bias SCL Vref INa CAPa ...

Page 9

TEST CIRCUIT V V ADRL ADRH 0. SDA ADR Bus Interface Bias SCL Vref Rg=0 Input A Input B Rg=0 100 ...

Page 10

NJW1109 APPLICATION CIRCUIT 7 SDA ADR Bus Interface Bias SCL Vref – 10 – Input B 0. INb CAPb NC OUTb VOL VOL INa CAPa NC ...

Page 11

DEFINITION REGISTER BUS FORMAT MSB S Slave Address 1bit 8bit S: Starting Term A: Acknowledge Bit P: Ending Term SLAVE ADDRESS MSB SELECT ADDRESS The auto-increment function ...

Page 12

NJW1109 !CONTROL COMMAND TABLE a) Master Volume (Select Address: 00H) Volume level : +20 to –80dB(0.5dB/step), MUTE Gain(dB) HEX ...

Page 13

Balance (Select Address: 01H) Balance level : 0 to –30dB(1dB/step), MUTE Channel Setting (CHS) Attenuated Bch Gain Attenuated Ach Gain Gain(dB ...

Page 14

NJW1109 – 14 – [CAUTION] The specifications on this data book are only given for information, without any guarantee as regards either mistakes or omissions. The application circuits in this data book are described only to show representative usages of ...

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