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NJM2755

4-Input / 1-Output Stereo Audio Selector

NJM2755
4-Input / 1-Output Stereo Audio Selector
NJM2755V
s BLOCK DIAGRAM
IN1A IN1B IN2A IN2B
LOGIC
CNT1 CNT2
IN3B IN4A IN4B
Ver.1.1 -1-
NJM2755
s PIN CONFIGURATIONS NJM2755 SSOP16
SSOP16
OUTA IN1A V+ IN2A CNT1 IN3A CNT2 IN4A
NJM2755V
IN1B GND IN2B Vref IN3B N.C IN4B
SYMBOL OUTA IN1A V+ IN2A CNT1 IN3A CNT2 IN4A
FUNCTION Ach Output Terminal Ach Input Terminal1 Power Supply Terminal Ach Input Terminal2 Control Switch Terminal1 Ach Input Terminal3 Control Switch Terminal2 Ach Input Terminal4
PIN.No. 9 10 11 12 13 14 15 16
SYMBOL IN4B N.C IN3B Vref IN2B GND IN1B OUTB
FUNCTION Bch Input Terminal4 No Connection Bch Input Terminal3 Reference Terminal Bch Input Terminal2 GND Terminal Bch Input Terminal1 Bch Output Terminal
Reference
The NJM2755 contains compatibility with NJM2752 (2in-1out SW), NJM2753 (3in-1out SW). NJM2752 NJM2753
NJM2752V
NJM2753V
IN1A V+ IN2A CNT1 N.C N.C
IN1B GND IN2B Vref N.C N.C
IN1A V+ IN2A CNT1 IN3A CNT2
IN1B GND IN2B Vref IN3B N.C
NJM2755
RATING 12 SSOP16 1) 490 2) 630
UNIT V
Power Dissipation
NOTE 1): EIA / JEDEC STANDARD Test board (76.2x114.3x1.6mm, 2layer, FR-4) mounting 2): EIA / JEDEC STANDARD Test board (76.2x114.3x1.6mm, 4layer, FR-4) mounting
Operating Temperature Range Storage Temperature Range
TOPR TSTR
-40 to +85 -40 to +150
MIN. 4.7 -1 6 (2.0) 85 90 2.4 -
TYP. 9.0 10 4.5 0 0.0009 -114 (2) 8 (2.5) 100 110 100 45
MAX. 10 15 1 0.03 -100 (10) 0.5 -
ICC VREF GV THD+N VNO VOM CT CS VCH VCL RIN ROUT
NJM2755
s TERMINAL DESCRIPTION PIN No. 2 4 6 8 9 11 13 15 SYMBOL IN1A IN2A IN3A IN4A IN4B IN3B IN2B IN1B FUNCTION Ach Input Terminal1 Ach Input Terminal2 Ach Input Terminal3 Ach Input Terminal4 Bch Input Terminal4 Bch Input Terminal3 Bch Input Terminal2 Bch Input Terminal1 EQUIVALENT CIRCUIT TERMINAL VOLTAGE V+ / 2
650 100k 3p
CNT1 CNT2
Control Switch Terminal1 Control Switch Terminal2
0V (GND)
OUTA OUTB
Ach Output Terminal Bch Output Terminal
OUTA OUTB
Reference Terminal
50k 650
V+ GND
Power Supply Terminal GND Terminal
NJM2755
sMEASUREMENT CIRCUIT
10µF 10µF
V+ IN2A CNT1 IN3A CNT2 IN4A
NJM2755
IN1B GND IN2B Vref IN3B N.C IN4B
100µF
10µF 10µF 10µF
NJM2755
sAPPLICATION CIRCUIT
10µF 10µF
V+ IN2A CNT1 IN3A CNT2 IN4A
NJM2755
IN1B GND IN2B Vref IN3B N.C IN4B
100µF
10µF 10µF 10µF
10µF 100k 1µF 10µF
NJM2755
ICC vs Supply Voltage No signal 14 7 VREF vs Supply Voltage No signal
25oC, 105oC
-40 to 105oC
-40oC
-40 to 105 C
-40oC 25oC
105oC
-40 to 105oC
Frequency Hz
NJM2755
0.0 1 10 100 RL 1000 10000 100000
-40 -50 -60 Cross TalkdB -70 -80 -90 -100
105oC 25oC -40oC
-110 10 100 1000 Frequency Hz 10000 100000 -110 10 100 1000 Frequency Hz 10000 100000
-40 -50 Channel SeparationdB -60 -70 -80 -90 -100 -110 10
-40 -50 Channel SeparationdB -60 -70
-40 to 105oC
1000 Frequency Hz
NJM2755
10 0 -10 -20 -30 Cross TalkdB -50 -60 -70 -80 -90 -100 -110 -120 -130 1.5 -40
-40oC
105oC
10 0 -10 -20 -30 Cross TalkdB -40 -50 -60 -70 -80 -90 -100 -110 -120 -130
105oC
-40oC
CNT VoltageV
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.