cxa1779p Sony Electronics, cxa1779p Datasheet
cxa1779p
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cxa1779p Summary of contents
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... Predriver for High Resolution Computer Displays For the availability of this product, please contact the sales office. Description The CXA1779P is a bipolar IC developed for high resolution computer displays. Features • Wide bandwidth (150MHz/–3dB typ.) • RGB single package • Permits RGB common and independent contrast control • ...
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... GND Vcc 11 20k GND – 2 – CXA1779P Description Power supply pin. RGB input pins. The pedestal level of the input signal is 3.0V during clamping. Connect 0.01µF in series as the clamping capacitor. RGB contrast adjustment pins. The variable range of the pin voltages is from 0 to 5V. ...
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... GND Vcc GND – 3 – CXA1779P Description • Clamp pulse input pin. • Turns the input clamp and the bright level adjustment circuit on and off when high 1.5V L Leave this pin open. Connect to GND. ...
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... OUT . OUT OUT [dB] = 20log MAX 0.7 RGB input signal 0.7Vpp RGB output signal Pedestal level V DRVmin ( OUT = 20log V DRVmax OUT DRVmax DRVmin – 4 – CXA1779P Min. Typ. Max. Unit 50 88 120 ) –3 –1.5 — — — 3.5 — — 1.9 — GND . OUT ) — ...
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... S1 to S7: OFF Measure the clamp pulse width where the pedestal level of output signal V does not fluctuate. Minimum 7 clamp pulse CLPmin width Measurement contents OUT Video input Pulse width CLP pulse – 5 – CXA1779P Min. Typ. Max. Unit — 0.8 — Vp-p — 300 — ns ...
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... S2 S3 VIN VIN Vcc Vcc 1k 1k 10k 10k 5V 0.01µ 0.01µ 0.01µ 0.7Vpp 0.7Vpp – 6 – CXA1779P BLK 0.01µ 0.1µ CLP BLK in 5V 0.01µ 0.1µ ...
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... Output is blanked when the BLK pin (Pin 16) is high. The BLK pin threshold level is 3V for See the Example of Input/Output Signals for output signal levels. The output signal is 0.3V during the L blanking interval. (See Figs. 4 and 5.) – 7 – CXA1779P H and 1.5V for H ...
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... BLK Pin 16 RGB OUT Pins 20, 24 and 28 (During BLK pulse input) Approximately 0.3V (typ.) 3.2V Fig. 1 Fig. 2 Fig. 3 Fig. 4 (When the blanking function is operating) Fig. 5 – 8 – CXA1779P GND = 1.5V L Adjust the contrast with the PIX and DRV pins. GND ...
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... Input conditions for each control pin Pin name 12 PIX 3 R DRV 6 G DRV 9 B DRV 26 R BRT 22 G BRT 18 B BRT – 9 – CXA1779P Pin voltage [V] 4 [V] 4 [V] 4 [V] 2.5 [V] 2.5 [V] 2.5 [V] 0.65 [Vpp] Pin voltage 4 [ ...
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... SONY CODE EIAJ CODE JEDEC CODE 28PIN DIP (PLASTIC 2.54 0.5 ± 0.1 1.2 ± 0.15 PACKAGE STRUCTURE PACKAGE MATERIAL DIP-28P-03 LEAD TREATMENT DIP028-P-0600 LEAD MATERIAL PACKAGE MASS – 10 – CXA1779P 0° to 15° EPOXY RESIN SOLDER PLATING COPPER ALLOY 4.2g ...