KA2141 Samsung, KA2141 Datasheet
KA2141
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KA2141 Summary of contents
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... DATA SHEET KA2141 APRIL. 1998 ...
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... R/G/B VIDEO AMPLIFIER FOR MONITORS R/G/B VIDEO AMPLIFIER The KA2141 is a very high frequency Video amplifier system to be used in Monitor. It contains 3 matched R/G/B video amplifiers with blank signal and clamp gate pulse and provides a flexible interfacing to DC controlled adjustment system FUNCTIONS • R/G/B Video Amplifier • ...
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... KA2141 BLOCK DIAGRAM ONE (RED) OF THREE CHANNELS 1 BDRIVE 2 GDRIVE 3 RDRIVE 2. CONTRAST + 4 RIN 5 VCC1 CONTRAST CONTROL 6 GIN 7 GND1 8 BIN CONTRAST CONTROL 9 CONST 10 CLP 2 R/G/B VIDEO AMPLIFIER FOR MONITORS VIDEO VIDEO + A2 SUB_CONTRAST _ VIDEO VIDEO SUB_CONTRAST CONTROL CLAMP GATE 20 BRIGHT 19 ROUT -A3 18 RCLP ...
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... Ground1 I Blue Video Input I Contrast Control Input I Clamp Gate Pulse Input I Blank Gate Pulse Input - Blue Clamp Capacitor O Blue Video Output - Ground2 - Green Clamp Capacitor - V = 12V CC2 O Green Video Output - Red Clamp Capacitor O Red Video Output I Brightness Control Input KA2141 Configurations 3 ...
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... KA2141 PIN DESCRITION Pin No Pin Name 4 Red Video Input (RIN) 6 Green Video input (GIN) 8 Blue Video Input (BIN) 9 Video Contrast (CONST) 1 Blue Drive (BDRIVE) 2 Green Drive (GDRIVE) 3 Red Drive (RDRIVE CC1 17 V CC2 7 GND1 14 GND2 10 Clamp Gate Input (CLP) 4 R/G/B VIDEO AMPLIFIER FOR MONITORS Table 2 ...
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... Table 2. Pin Description (Continued) Schematic PIN 11 VCC PIN 13 VCC PIN 12 PIN 20 KA2141 Description Video amp actives when blank gate signal is in low TTL level Video signal output Brightness controlling actives by charging and discharging of the external cap (0.1uF) During the clamp gate period, ...
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... KA2141 ABSOLUTE MAXIMUM RATINGS ( Item 1 Maximum Supply Voltage 2 Operating Temperature 3 Storage Temperature 4 Maximum Power Dissipation 5 Thermal Resistance (Junction-ambient) 6 Junction Temperature ELECTRICAL CHARACTERISTICS DC Electrical Characteristics: Tamb = Parameter Supply Current Max. Supply Current R Input Bias Voltage G Input Bias Voltage B Input Bias Voltage ...
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... V4.6.8=none, V12.15.18= variable V1.2.3.9.11=4V, V10=0V, V20=4V IclampB+ V4.6.8=none, V12.15.18= variable V1.2.3.9.11=4V, V10=0V, V20=4V IclampR- V4.6.8=none, V12.15.18= variable V1.2.3.9.11=4V, V10=0V, V20=0V IclampG- V4.6.8=none, V12.15.18= variable V1.2.3.9.11=4V,V10=0V, V20=0V IclampB- V4.6.8=none, V12.15.18= variable V1.2.3.9.11=4V, V10=0V, V20=0V V V4.5.8.12.15.18=none, V10=0V 11LR V1.2.3.9=4V, V20=1V, V11=variable KA2141 Min Typ Max Unit 0.8 1.5 3.0 V 0.8 1.5 3.0 V 0.8 1.5 3.0 V -0.5 -0 0.01 1.0 uA 0.45 0.75 1.05 mA ...
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... KA2141 Table 4. DC Electrical Characteristics (Continued) Parameter G Blank Gate Low Input Voltage B Blank Gate Low Input Voltage R Blank Gate High Input Voltage G Blank Gate High Input Voltage B Blank Gate High Input Voltage Blank Gate Low Input Current Blank Gate High Input Current ...
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... V4.5.8.12.15.18=none, V10=0V V1.2.3=0/4V, V9=4V, V11=4V, V20=1V IGd V4.5.8.12.15.18=none, V10=0V V1.2.3=0/4V, V9=4V, V11=4V, V20=1V IBd V4.5.8.12.15.18=none, V10=0V V1.2.3=0/4V, V9=4V, V11=4V, V20=1V I V4.5.8.12.15.18=none, V10=0V CON V1.2.3=4V, V9.20=0V, V11=4V Ibrt V4.5.8.12.15.18=none, V10=0V V1.2.3=4V, V9.20=4V, V11=4V VspotR V4.5.8.12.15.18=none, V10=0V V1.2.3=4V, V9.20=4V, V11=4V VspotG V4.5.8.12.15.18=none, V10=0V V1.2.3=4V, V9.20=4V, V11=4V VspotB V4.5.8.12.15.18=none, V10=0V V1.2.3=4V, V9.20=4V, V11=4V KA2141 Min Typ Max Unit 0.7 1.0 1.3 V 0.7 1.0 1.3 V -0.3 - 0.3 V -0.3 - 0.3 V -0 0.05 ...
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... KA2141 AC Electrical Characteristics: Tamb = Parameter R Video Amp Gain G Video Amp Gain B Video Amp Gain R-G Amp Gain Difference G-B Amp Gain Difference B-R Amp Gain Difference R Sub Dr. Ctrl Gain Difference1 G Sub Dr. Ctrl Gain Difference1 B Sub Dr. Ctrl Gain Difference1 R Sub Dr. Ctrl Gain Difference2 G Sub Dr. Ctrl Gain Difference2 B Sub Dr ...
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... V4.5.8=S5, V12.15.18=none THD V1.2.3.10.11=4V, V9=Variable G V4.5.8=S5, V12.15.18=none THD V1.2.3.10.11=4V, V9=Variable B V4.5.8=S5, V12.15.18=none THD V1.2.3.10.11=4V, V9=Variable R V4=S3, V6.8=none, V20=1V ISO1-10K V12.15.18=variable V1.2.3.9.10.11=4V R V4=S3, V6.8=none, V20=1V ISO2-10K V12.15.18=variable, V1.2.3.9.10.11=4V V4.8=none, V6=S3, V20=1V ISO1-10K V12.15.18=variable, V1.2.3.9.10.11=4V G V4.8=none, V6=S3, V20=1V ISO2-10K V12.15.18=variable, V1.2.3.9.10.11=4V KA2141 Min Typ Max Unit -1.0 - 1.0 dB -1.0 - 1.0 dB -1 -38.0 -30 -38.0 -30 -38.0 -30 ...
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... KA2141 Table 5. AC Electrical Characteristics (Continued) Parameter B Video Amp IS01-10K B Video Amp IS02-10K R Video Amp IS01-10M R Video Amp IS02-10M G Video Amp IS01-10M G Video Amp IS02-10M B Video Amp IS01-10M B Video Amp IS02-10M R Video Rising Time G Video Rising Time B Video Rising Time R Video Falling Time ...
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... G Blank Output Falling Time B Blank Output Falling Time Symbol Conditions trBlankG V4.6.8.12.15.18=none V1.2.3.9=4V, V11=S7, V10=0V V20=variable trBlankB V4.6.8.12.15.18=none V1.2.3.9=4V, V11=S7, V10=0V V20=variable tfBlankR V4.6.8.12.15.18=none V1.2.3.9=4V, V11=S7, V10=0V V20=variable tfBlankG V4.6.8.12.15.18=none V1.2.3.9=4V, V11=S7, V10=0V V20=variable tfBlankB V4.6.8.12.15.18=none V1.2.3.9=4V, V11=S7, V10=0V V20=variable KA2141 Min Typ Max Unit - 6.0 15 6.0 15 7.0 20 7.0 20 7.0 20.0 ...
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... R/G/B VIDEO AMPLIFIER FOR MONITORS 1 20 BDRIVE BRIGHT 0.1uF 2 19 GDRIVE ROUT 0.1uF 3 18 RDRIVE RCLP 0.1uF 4 17 RIN GOUT 5 16 VCC1 VCC2 0.1uF KA2141 6 15 GIN GCLP 7 14 GND1 GND2 8 13 BIN BOUT 9 12 CONST BCLP 0.1uF 10 11 CLP BLK Bright In 100 0.1uF ...