MITSUMI
Video Amplifier MM1041
Outline
This IC is a 6dB video amplifier for chroma signal amplification. The gain is fixed at 6dB, and it is used in 75
output circuits.
Features
1. Chroma signal amplification
2. Fixed 6dB gain
3. Built-in 75
driver
4. Frequency response
7MHz
5. Current consumption
4mA typ.
6. Power supply voltage
5V
Package
MMP-4A (MM1041XM)
SIP-5A (MM1041XS)
Applications
1. TV
2. Free-standing VCR
3. VCR with camera
4. Other video equipment
Video Amplifier
Monolithic IC MM1041
Block Diagram
MMP-4A
MITSUMI
Video Amplifier MM1041
Electrical Characteristics
(Except where noted otherwise, Ta=25C, V
CC
=5.0V)
Note : Frequency response fc
Given video output for 0.9V
P-P
, 0.1MHz sweep signal input as V1, and output for 7MHz input as V2,
f
C
1 is obtained as follows.
V2
f
C
1=20LOG dB
V1
Item
Symbol
Measurement
Measurement conditions
Min. Typ. Max. Units
circuit
Operating power supply voltage
V
CC
V
CC
4.7
5.0
5.3
V
Consumption current
I
d
V
CC
4.0
7.0
mA
Voltage gain
G
V
TP2
SI Sine wave, 0.9V
P-P,
0.1MHz
5.5
6.0
6.5
dB
Frequency characteristic
f
C
1
TP2
SI Sine wave, 0.9V
P-P
, 7MHz/0.1MHz
*
-1
0
1
dB
Input impedance
Z
I
TP1
10
k
Measuring Circuit
MM1041XM
MM1041XS
Equivalent Circuit Diagram
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