MM1203 MITSUMI | Alldatasheet
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 6
Technical content
Features
- Three built-in wideband video amps (70MHz @ -3dB) 2. Current consumption 65mA typ. 3. Matched (±0.5dB) contrast adjustment attenuators built in 4. Built-in luminance adjustment comparators using external gate control 5. Gain of each video amp controlled independently 6. Built-in video input reference voltage 7. Low impedance output driver Package DIP-28B (MM1203ND)
Applications
- Display monitors Block Diagram
MITSUMI RGB Video Amplifier for Monitors MM1203 Pin Description Pin no. Pin name Function Pin no. Pin name Function
1 VCC1V CC1 15 B CLAMP (+) B clamp input (+)
2 CONTRAST CAP Contrast capacitor 16 B VIDEO OUT B video output
3 CONTRAST CAP Contrast capacitor 17 B CRAMP (-) B clamp input ( -)
4 R VIDEO IN R video input 18 B DRIVE B drive
5 R CLAMP CAP R clamp capacitor 19 G CLAMP (+) G clamp input (+)
6 G VIDEO IN G video input 20 G VIDEO OUT G video output
7 GND GND 21 G CLMP (-) G clamp input ( -)
8 G CALMP CAP G clamp capacitor 22 G DRIVE G drive
9 B VIDEO IN B video input 23 VCC2V CC2
10 B CLAMP CAP B clamp capacitor 24 R CLAMP (+) R clamp input (+)
11 VREF Video input reference voltage 25 R VIDEO OUT R video output
12 CONTRAST Contrast control 26 R CLAMP (-) R clamp input ( -)
13 VCC1V CC1 27 R DRIVE R drive
14 CLAMP
Absolute Maximum Ratings (Ta=25°C) Item Symbol Ratings Units Storage temperature TSTG -55~+150 °C Operating temperature TOPR -0~+70 °C Power supply voltage VCC 13.5 V Pin input voltage VIN GND <= VIN <= VCC V Video output current IO 28 mA Allowable loss Pd 2.5 W Electrostatic breakdown *9 2k V Pin temperature *10 265 °C Recommended Operating Conditions (Ta=°C) Item Symbol Conditions Min. Typ. Max. Units Operating power supply voltage VCC 10.8 12.0 13.2 V
MITSUMI RGB Video Amplifier for Monitors MM1203 V12=6V, V14=0V, V15=2V, S1, 2, 3=OFF) V12=12V, V14=0V, V15=4V, fin=10kHz, S1, 2, 3=ON) Item Symbol Measurement conditions Min. Typ. Max. Units Consumption current ICC1 only V CC16 5 8 5 m A Video input reference voltage VREF 2.2 2.4 2.6 V Video input bias current IB 5.0 20 µA Clamp gate input voltage L VCGL 0.8 1.2 V Clamp gate input voltage H VCGH 1.6 2.0 V Clamp gate input current L ICGL V14=0V -0.5 -0.5 µA Clamp gate input current H ICGH V14=12V 0.005 1.0 µA Clamping capacitor charge current ICL+ V5, 8, 10=0V 500 850 µA Clamping capacitor discharge current ICL- V5, 8, 10=5V -500 -850 µA Video output voltage L VOL V5, 8, 10=0V 0.9 1.25 V Video output voltage H VOH V5, 8, 10=5V 8.2 8.9 V Video output offset difference 1 VOF1 V15=2V *2 ±0.5 ±50 mV Video output offset difference 2 VOF2 V15=4V *2 ±0.5 ±50 mV Item Symbol Measurement conditions Min. Typ. Max. Units Video amp gain AV VIN=560mVP-P 4.5 6.0 V/V Gain attenuation 1 AV1 V12=5V, V IN=560mVP-P -12.5 -10 -7.5 dB Gain attenuation 2 AV2 V12=2V, V IN=560mVP-P -40 dB Gain matching AVMAT *3 0.5 1.0 dB Gain fluctuation matching 1 AVM1 V12=5V *3 *4 0.1 0.5 dB Gain fluctuation matching 2 AVM2 V12=V12 LOW *3 *5 0.3 dB Video amp distortion THD V12=3V, V OUT=1VP-P 0.5 % Video amp frequency bandwidth fBW VIN=100mVrms *6 *7 70 120 MHz Output rise time tr VOUT=4VP-P *65 µ S Output fall time tf VOUT=4VP-P *67 µ S Crosstalk 1 VSEP1 f=10kHz, V IN=1VP-P *8 -65 dB Crosstalk 2 VSEP2 f=10kHz, V IN=1VP-P *6 *8 -46 dB Notes: *1 VCC power supply pins 1, 13, 23 and 28 are connected to each other externally. *2 Measure offset voltage between any two amps. *3 Measure gain difference between any two amps. VIN=1VP-P *4 Measure attenuation amount relative to Av max., and quantify the difference between any two amps. *5 The voltage at which V12 low is -40dB relative to AV max. for attenuation. *6 Mount on printed board with ground shield on both sides. *7 -3dB cutoff frequency from video amp gain. *8 Input a signal to any amp and terminate input for the remaining two amps (use resistor that corresponds to signal source load), then measure output. *9 Human model. Discharge via 1.5kΩ from 100pF capacitor. *10 Solder for 10 seconds.
MITSUMI RGB Video Amplifier for Monitors MM1203 Measuring Circuit
MITSUMI RGB Video Amplifier for Monitors MM1203 Measuring Circuit
MITSUMI RGB Video Amplifier for Monitors MM1203 Characteristics Gain - Frequency (VOUT=4VP-P) 100k 1M 10M 100M 1G Frequency (Hz) Gain (dB) Attenuation - Contrast Voltag 0123456789 1 0 1 1 1 2 -60 -50 -40 -30 -20 -10 Contrast voltage (V) Attenuation (dB) Gain-Frequency Attenuation-Contrast Voltage