MM1120 [MITSUMI]
2-Input 2-Output Video Switch; 2输入2输出视频开关
| 型号： | MM1120 |
| 厂家： | 
MITSUMI ELECTRONICS, CORP. |
| 描述： | 2-Input 2-Output Video Switch |
| 文件： | 总5页 (文件大小：126K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
2-Input 2-Output Video Switch MM1120
MITSUMI
2-Input 2-Output Video Switch
Monolithic IC MM1120
Outline
This is a 2-input, 2-output 3-circuit high performance video switch IC for video/audio signal switching. It is
ideal for use in TV/BS switching.
Features
1. 1 video signal circuit, 2 audio signal circuits
2. 1 built-in 75Ω driver circuit
3. Current consumption
4. Operating power supply voltage range
5. Frequency response
6. Crosstalk
17mA typ.
9~12V
10MHz (VOUT1), 7MHz (VOUT2)
Video signal circuit : 60dB (at 4.43MHz)
Audio signal circuit : 80dB (at 1kHz)
Package
SSOP-16A (MM1120XF)
Applications
1. TV with built-in BS
Block Diagram
Control input truth table
SW1
L
L
SW2
OUT1
IN2
IN2
OUT1
IN2
IN2
L
H
L
H
IN1
IN2
H
H
IN1
IN1
2-Input 2-Output Video Switch MM1120
Internal equivalent circuit diagram
MITSUMI
Pin Description
Pin no.
Pin name
Function
1
3
VIN
Video input
2
9
SW
Switch
4
GND
Ground
5
6
7
8
RIN
and
LIN
Audio input
10
11
12
13
ROUT
and
Audio output
LOUT
14
VOUT1
Video output 1
2-Input 2-Output Video Switch MM1120
MITSUMI
15
VOUT2
Video output 2
16
VCC
Power supply
(Ta=25°C)
Absolute Maximum Ratings
Item
Symbol
TSTG
Ratings
-40~+125
Units
°C
Storage temperature
Operating temperature
Power supply voltage
Allowable loss
TOPR
-20~+75
°C
VCC max.
Pd
15
V
500
mW
CC
(Except where noted otherwise, Ta=25°C, V =8V~13V, V1=0V, V2=0V,
Electrical Characteristics
SG-1, SG-2, SG-3, no signal)
Measurement
Item
Symbol
Measurement conditions
Min. Typ. Max. Units
8.00 13.0
pin
VCC
Operating power supply voltage
Consumption current
VCC
ICC1
ICC2
V
VCC=9V
VCC=12V
16.0 21.0 mA
17.0 22.0 mA
VIN1-VOUT1 V1=V2=VCC, SW1 : B, VIN2-VOUT1, SW1 : A
Voltage gain
GV1
SG1 : Sine wave 1VP
-
P, 0.1MHz
-
0.5
0
0
0.5
1.0
dB
dB
TP2
SG1 : Sweep signal 1.0VP
-P
Frequency characteristic
FC1
-1.0
10MHz/0.1MHz
SG1: Staircase wave 1VP
APL=10, 50, 90%
SG1: Staircase wave 1VP
APL=10, 50, 90%
-
P
P
Differential gain
DG1
DP1
0
0
3
3
%
TP8
-
Differential phase
deg
VIN2
-
VOUT2 SW1 : A, VIN1
Voltage gain
-VOUT2 V1=V2=VCC, SW1 : B
GV2
SG1 : Sine wave 1VP
-P, 0.1MHz 5.5
6.0
0
6.5
1.0
dB
dB
TP1
SG1 : Sweep signal 1.0VP
-
P,
Frequency characteristic
Differential gain
FC2
-1.0
7MHz/0.1MHz
SG1 : Staircase wave 1VP
-P
DG2
DP2
0
0
3
3
%
APL=10, 50, 90%
TP7
SG1 : Staircase wave 1VP
-P
Differential phase
deg
APL=10, 50, 90%
RIN1
-
ROUT1 V1=V2=VCC, SW2 : B, RIN2
Voltage gain
Total harmonic distortion
Output noise voltage
ROUT2 SW2 : A, RIN1
Voltage gain
Total harmonic distortion
Output noise voltage
-
ROUT1 SW2 : A
SG2 : Sine wave 2.5VP
GV3
THD1
VN1
-
P, 1kHz
P, 1kHz
-
0.5
0.5
0
0.5
dB
%
µVrms
TP4
SG2 : Sine wave 2.5VP
15kHz band
-
0.01 0.1
3
50
RIN2
-
-ROUT2 V1=V2=VCC, SW2 : B
GV4
THD2
VN2
SG2 : Sine wave 2.5VP
SSG2 : Sine wave 2.5V
15kHz band
-
P, 1kHz
-
0
0.5
dB
%
µVrms
TP3
P-
P
, 1kHz
0.01 0.1
3
50
2-Input 2-Output Video Switch MM1120
MITSUMI
LIN1
-
LOUT1 V1=V2=VCC, SW3 : B, LIN2
-
LOUT1 SW3 : A
Voltage gain
GV5
THD3
VN3
SG3 : Sine wave 2.5VP
SG3 : Sine wave 2.5VP
15kHz band
-
P, 1kHz
P, 1kHz
-
0.5
0.5
0
0.5
dB
%
Total harmonic distortion
Output noise voltage
LIN2
TP6
-
0.01 0.1
3
50
µVrms
-LOUT2 SW3 : A, LIN1
-LOUT2 V1=V2=VCC, SW3 : B
Voltage gain
GV6
THD4
VN4
SG3 : Sine wave 2.5VP
SG3 : Sine wave 2.5VP
15kHz band
-
P, 1kHz
P, 1kHz
-
0
0.5
dB
%
µVrms
Total harmonic distortion
Output noise voltage
Output offset voltage
TP5
-
0.01 0.1
3
50
VOUT1
VOUT2
ROUT1
ROUT2
LOUT1
LOUT2
Voff1
Voff2
Voff3
Voff4
Voff5
Voff6
TP2
TP1
TP4
TP3
TP6
TP5
DC level difference when V1=0V and V1=Vcc
DC level difference when V2=0V and V2=Vcc
DC level difference when V1=0V and V1=Vcc
DC level difference when V2=0V and V2=Vcc
DC level difference when V1=0V and V1=Vcc
DC level difference when V2=0V and V2=Vcc
0
0
0
0
0
0
15 mV
30 mV
15 mV
15 mV
15 mV
15 mV
Input impedance
VIN
RIN
Ri1
Ri2
Ri3
VIN1 and VIN2
RIN1 and RIN2
LIN1 and LIN2
15
68
68
kΩ
kΩ
kΩ
LIN
Output impedance
VOUT1
Ro1
Ro2
R03
50
100
100
Ω
Ω
Ω
ROUT
LOUT
ROUT1 and ROUT2
LOUT2 and LOUT2
Crosstalk 1
*
SG1 : Sine wave 1V
P
-P
, 4.43MHz
1
2
CT1
CT2
CT3
CT4
CT5
TP7
TP2
TP3
TP4
TP5
V1=VH, V2=VL, SW1 : B
V1=V2=VH, SW1 : A
-60
-60
-80
-80
-80
-
-
-
-
-
50
50
70
70
70
dB
dB
dB
dB
dB
VIN VOUT
SG1 : Sine wave 1V
P
-P
, 4.43MHz
1
2
V1=VL, V2=VH, SW1 : B
V1=VH, V2=VL, SW1 : A
SG2 : Sine wave 2.5VP
-
P, 1kHz
1
2
V1=VH, V2=VL, SW2 : B
V1=V2=VH, SW2 : A
RIN ROUT
SG2 : Sine wave 2.5VP
-P, 1kHz
1
2
V1=VL, V2=VH, SW2 : B
V1=VH, V2=VL, SW2 : A
SG3 : Sine wave 2.5VP
-P, 1kHz
1
2
V1=VH, V2=VL, SW3 : B
V1=V2=VH, SW3 : A
LIN LOUT
SG3 : Sine wave 2.5VP
-P, 1kHz
1
2
CT6
CT7
TP6
TP3
V1=VL, V2=VH, SW3 : B
V1=VH, V2=VL, SW3 : A
-
80
55
-
70
45
dB
dB
SG1 : Sine wave 1V
P
-
P
, 4.43MHz
VIN1 ROUT2
-
-
1 V1=VH, V2=VL, SW1 : B
Switch input voltage
Switch input voltage H
Switch input voltage L
VIH
VIL
IC internal switch H level
IC internal switch L level
2.1
V
V
0.7
1 Crosstalk
*
VH=2.1V, VL=0.7V
CT is obtained by the following formula given input signal is VIN and output signal is VOUT
VOUT
CT=20log
[dB]
VIN
2-Input 2-Output Video Switch MM1120
MITSUMI
Measuring Circuit
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