NJM2526
4 INPUT 1 OUTPUT VIDEO SWITCH with ISOLATION AMP.
s
GENERAL DESCRIPTION
The NJM2526
is a 4-input 1-output video switch with isolation
amplifier. Isolation circuit removes the noise of a signal.
The NJM2526
includes sync chip clamp circuit. It is suitable for
the change of the composite signal, synchronized signal of the Car
AV equipment
s
FEATURES
q
Operating Voltage
4.5 to 9.0V
q
Internal Isolation Amp.
q
Internal 4 input 1 output Video Switch
q
Syncchip Clamp
q
Bipolar Technology
q
Package Outline
SSOP16
s
PACKAGE OUTLINE
NJM2526V
s
BLOCK DIAGLAM
Vin4
1
16
GND
SW2
VGND4
2
MUTE
15
Vout2
Vin3
3
14
MUTE
VGND3
4
SW3
13
SW2
VGND1
5
12
Vout1
Vin1
6
11
SW3
SW1
VGND2
7
10
SW1
V
+
8
9
Vin2
Ver.7
-1-
NJM2526
s
ABOSOLUTE MAXIMUM RATINGS
(Ta=25°C)
PARAMETER
Supply Voltage
Power Dissipation
Operating Temperature Range
Storage Temperature Range
SYMBOL
+
V
P
D
Topr
Tstg
RATING
15.0
300
-40 to +85
-40 to +125
UNIT
V
mW
°C
°C
s
RECOMMENDED OPERATING CONDITION
(Ta=25°C)
PARAMETER
Operating Voltage
SYMBOL
Vopr
+
TEST CONDITION
MIN.
4.5
TYP.
-
MAX.
9.0
UNIT
V
s
ELECTRICAL CHARACTERISTICS
( V =5.0V, Ta=25°C)
PARAMETER
Operating Current
Maximum Output Level
Voltage Gain
Frequency Characteristics
Common Mode Rejection Ratio
Crosstalk Between Input
Differential Gain
Differential Phase
SW Change High Level
SW Change Low Level
s
SW vs. INPUT/OUTPUT
SW1
L
L
H
H
X
X
X
X
SW2
X
X
X
X
L
L
H
H
SW3
L
L
L
L
H
H
H
H
MUTE
L
H
L
H
L
H
L
H
Vout1
Vin1
Vin1
Vin2
Vin2
Vin3
Vin3
Vin4
Vin4
Vout2
Vin1
MUTE
Vin2
MUTE
Vin3
MUTE
Vin4
MUTE
SYMBOL
I
CC
Vom1
Gv
Gf
CMR
CT-I
DG
DP
VthH
VthL
TEST CONDITION
No Signal
Vin=100kHz,Sigh-Signal,THD=1%,
Vin=100kHz,1.0Vp-p Sign-Signal
Vin=10MHz / 1MHz ,1.0Vpp Sign-Signal
Vin=20kHz,1.0Vpp
Vin=4.43MHz, 1.0Vp-p Sign-Signal
Vin=1.0Vp-p 10step Video Signal
Vin=1.0Vp-p 10step Video Signal
MIN.
-
2.0
-1.0
-1.0
-
-
-
-
2.0
0
TYP.
10
2.2
0
0
-50
-65
0.3
0.4
-
-
MAX.
15
-
1.0
1.0
-
-
-
-
+
V
0.6
UNIT
mA
Vp-p
dB
dB
dB
dB
%
deg
V
V
Ver.7
-2-
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