MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch
Monolithic IC MM1111~MM1118
Outline
These ICs are video switches for video / audio signal switching, with 2-input 1-output or 3-input 1-output. The
series includes those with and without built-in clamp and 6dB amp circuits.
Circuit configuration tables and block diagrams are as follows.
MM1118 is used as the representative model in this description.
MM1111~MM1118 Series Circuit Configuration Table
MM1111~MM1118 Input/Output Voltage Measurement Values (typ.)
Model name # of Inputs # of Outputs 6dB amplifier Clamp circuit
Power supply voltage
MM1111 2 1 No No 4.6~13.0V
MM1112 2 1 Yes No 8.0~13.0V
MM1113 3 1 No No 4.6~13.0V
MM1114 3 1 Yes No 8.0~13.0V
MM1115 2 1 No Yes 4.6~13.0V
MM1116 2 1 Yes Yes 4.6~13.0V
MM1117 3 1 No Yes 4.6~13.0V
MM1118 3 1 Yes Yes 4.6~13.0V
Model name
Input / Output
Power supply voltage
Unit
voltage
5V 9V 12V
MM1111
Input voltage 2.77 5.02 6.71 V
Output voltage 2.01 4.26 5.96 V
MM1112
Input voltage 4.06 5.45 V
Output voltage 4.30 5.57 V
MM1113
Input voltage 2.77 5.02 6.71 V
Output voltage 2.01 4.26 5.96 V
MM1114
Input voltage 4.06 5.45 V
Output voltage 4.30 5.57 V
MM1115
Input voltage 1.35 2.40 3.20 V
Output voltage 0.59 1.65 2.45 V
MM1116
Input voltage 1.29 2.30 3.05 V
Output voltage 1.06 1.76 2.30 V
MM1117
Input voltage 1.35 2.40 3.20 V
Output voltage 0.59 1.65 2.45 V
MM1118
Input voltage 1.29 2.30 3.05 V
Output voltage 1.06 1.76 2.30 V
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
SW OUT
L IN1
H IN2
Control input truth table
MM1111
MM1112
SW OUT
L IN1
H IN2
Control input truth table
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
MM1113
MM1114
Control input truth table
SW1 SW2 OUT
L L IN1
H L IN2
-
H IN3
SW1 SW2 OUT
L L IN1
H L IN2
-
H IN3
Control input truth table
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
MM1115
MM1116
Control input truth table
SW OUT
L IN1
H IN2
Control input truth table
SW OUT
L IN1
H IN2
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
MM1117
MM1118
Control input truth table
SW1 SW2 OUT
L L IN1
H L IN2
-
H IN3
Control input truth table
SW1 SW2 OUT
L L IN1
H L IN2
-
H IN3
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
3-Input 1-Output Video Switch (with 6dB amp)
Monolithic IC MM1118
Outline
This is a 3-input, 1-output video switch IC with a clamp function and built-in 6dB amp, for video signal
switching. One of the inputs also has a mute function.
Features
1. Built-in 6dB amp
2. Clamp function
3. Mute function
4. Current consumption 5.1mA typ.
5. Operating power supply voltage range 4.6~13.0V
6. Frequency response 10MHz
7. Crosstalk 64dB (at 4.43MHz)
Package
SOP-8C (MM1118XF)
SIP-8A (MM1118XS)
Applications
1. TV
2. VCR
3. Other video equipment
Introduction of Main Model
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
Pin Description
Pin no.
SOP-8C SIP-8A
Pin name Function Internal equivalent circuit diagram
15IN1 Input 1
37IN2 Input 2
51IN3 Input 3
26SW1 Switch 1
48SW2 Switch 2
62V
CC Power supply
84GND Ground
73OUT Output
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
Absolute Maximum Ratings
(Ta=25°C)
Electrical Characteristics
(Except where noted otherwise, Ta=25°C, VCC=5.0V)
Item Symbol Ratings Units
Storage temperature T
STG
-
40~+125 °C
Operating temperature T
OPR
-
20~+75 °C
Power supply voltage V
CC 15 V
Allowable loss Pd
300 (SOP-8C)
1000 (SIP-8A)
mW
Item Symbol Measurement conditions Min. Typ. Max. Units
Operating power supply voltage range V
CC 4.6 13.0 V
Consumption current Id Refer to Measuring Circuit 5.1 6.6 mA
Voltage gain Gv Refer to Measuring Circuit 5.5 6.0 6.5 dB
Frequency characteristic F
C Refer to Measuring Circuit
-
10+1dB
Differential gain DG Refer to Measuring Circuit 0 ±3 %
Differential phase DP Refer to Measuring Circuit 0 ±3 deg
Output offset voltage Voff Refer to Measuring Circuit ±30 mV
Crosstalk C
T Refer to Measuring Circuit
-
64-54 dB
Switch 1 input voltage H VIH1 Refer to Measuring Circuit 2.1 V
Switch 1 input voltage L VIL1 Refer to Measuring Circuit 0.7 V
Switch 2 input voltage H VIH2 Refer to Measuring Circuit 2.1 V
Switch 2 input voltage L VIL2 Refer to Measuring Circuit 0.7 V
Output impedance Ro 25 Ω
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
Measuring Procedures
(Except where noted otherwise, VCC=5.0V, VC1=VCC, VC2=0V)
Item Symbol
Switch state
Measuring Procedure
S1 S2 S3 S4 S5
Consumption
Id
22222
current
12222
Voltage gain G
V
21212
22111
22121
12222
Frequency
F
C
21212
characteristic 22111
22121
12222
Differential gain DG
21212
22111
22121
12222
Differential phase DP
21212
22111
22121
Output offset
22222
voltage
Voff 22212
22211
12212
12221
12211
Crosstalk C
T
21222
21221
21211
22122
22112
Switch 1 input
22212
voltage H
V
IH1
Switch 1 input
voltage L
V
IL1
Switch 2 input
22221
voltage H
V
IH2
Switch 2 input
voltage L
V
IL2
Connect a DC ammeter to the VCCpin and measure. The
ammeter is shorted for use in subsequent measurements.
Input a 1.0VP
-
P, 100kHz sine wave to SG, and obtain GV
from the following formula given TP1 voltage as V1
and TP3 voltage as V2.
G
V=20LOG (V2/V1) dB
For the above G
V measurement, given TP3 voltage for
10MHz as V3, F
C is obtained from the following
formula.
F
C=20LOG (V3/V2) dB
Input a 1.0V
P-P staircase wave to SG, and measure
differential gain at TP3.
APL=10~90%
Proceed as for DG, and measure differential phase.
Measure the DC voltage difference of each switch
status at TP2.
Assume VC1=2.1V, VC2=0.7V.
Input a 2.0V
P-P, 4.43MHz sine wave to SG, and given
TP1 voltage as V4 and TP3 voltage as V5, C
T is
obtained from the following formula.
C
T = 20LOG (V5/V4) dB
Impress an optional DC voltage on TP6 and TP7.
Gradually raise from VC1=0V. TP4 voltage when TP7
voltage is output on TP2 is V
IH1. Gradually lower from
VC1=V
CC. TP4 voltage when TP6 voltage is output on
TP2 is V
IL1.
Impress an optional DC voltage on TP6 and TP8.
Gradually raise from VC1=0V. TP5 voltage when TP8
voltage is output on TP2 is V
IH2. Gradually lower from
VC1=V
CC. TP5 voltage when TP6 voltage is output on
TP2 is V
IL2.
MITSUMI
2-Input 1-Output Video Switch / 3-Input 1-Output Video Switch MM1111~MM1118
Measuring Circuit
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