NJM2794
NJM2794 is Ground Noise Isolation Amplifier manufactured by New Japan Radio.
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Ground Noise Isolation Amplifier s GENERAL DESCRIPTION The NJM2794 is a ground noise isolation amplifier designed for car audio system. It contains dual channel differential amplifier. It is developed for those car audio applications where long connections between head unit and other ponents are necessary and ground noise has to be eliminated. s PACKAGE OUTLINE
NJM2794RB2
NJM2794V s Features q Dual Channel Differential Amplifier q Operating Voltage q Operating Current q mon mode rejection ratio q Maximum Output Voltage q Supply Voltage Rejection Ratio q Total Harmonic Distortion q Noise Output Voltage q Bipolar Technology q Package Outline s BLOCK DIAGRAM
4.3 to 13V 14m A typ. CMRR=60d B typ. 2Vrms min., @ THD=0.1% 60d B typ. 0.002% typ. 1.3µVrms typ. TVSP10, SSOP14
V+
IN1OUT1 IN1+
Vref
IN2+ IN2OUT2
- 1-
.. s PIN CONFIGURATION TVSP10
No. Symbol Function
1 2 3 4 5 6 7 8 9 10
OUT1 GND Vref V+ OUT2 IN2+ IN2NC IN1IN1+
Output1 Ground Reference Voltage Power Supply Output2 +Input2 -Input2 No Connect -Input1 +Input1
SSOP14
No.
Symbol
Function
1 2 3 4 5 6 7 8 9 10 11 12 13 14
OUT1 NC GND Vref V+ NC OUT2 IN2+ NC IN2NC IN1NC IN1+
Output1 No Connect Ground Reference Voltage Power Supply No Connect Output2 +Input2 No Connect -Input2 No Connect -Input1 No Connect +Input1
- 2-
.. s ABSOLUTE MAXIMUM RANGES PARAMETER Supply Voltage
Maximum Input Voltage
(Ta=25°C) RANGE +15
0 to V TVSP10 : 530- SSOP14 : 550-
NOTE: EIA/JEDEC STANDARD Test board (76.2x114.3x1.6mm, 2layer, FR-4) mounting +(✴)
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