BH7240AKV Rohm, BH7240AKV Datasheet
BH7240AKV
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BH7240AKV Summary of contents
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... Multimedia ICs Color TV signal encoder BH7240AKV The BH7240AKV that converts digital RGB signals (8-bit) to NTSC and PAL color TV signals. In addition to composite output, luminance output, chrominance output, and analog RGB output are available. Each type of output is equipped with an internal 75 driver. • ...
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... VTL input low level SYNCIN PAL VTH input high level SYNCIN PAL VTL input low level 2 Limits 900 – – 125 Limits 1 CC 4. 5.0V Limits 2.2 ~ 5.0 GND ~ 0.8 2.2 ~ 5.0 GND ~ 0.8 BH7240AKV Unit Unit V Unit ...
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... Blue data input pin (bit 6) 35 BDATA5 Blue data input pin (bit 5) 36 BDATA4 Blue data input pin (bit 4) 37 BDATA3 Blue data input pin (bit 3) 38 BDATA2 Blue data input pin (bit 2) 39 BDATA1 Blue data input pin (bit 1) BH7240AKV Function CC -GND. 3 ...
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... RGB DAC reference voltage output pin. A 0.1 F capacitor should be connected between the GND pins. This pin is not connected internally in the IC. GND pin for analog circuits (other than 75 driver) Analog red signal clamping pin Power supply pin for analog circuits (other than 75 driver) Analog green signal clamping pin BH7240AKV Function ...
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... Multimedia ICs • Pin equivalent circuits Pin No. Pin name 1 BCLAMP 46 RCLAMP 48 GCLAMP 10 YTRAP RAL 14 SYNCIN 15 SCIN Equivalent circuit 50k (13pin) 100k (14pin) 1k 25k 1k 20k BH7240AKV 5 ...
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... Multimedia ICs Pin No. Pin name 43 VREFOUT 3 R OUT 4 G OUT 5 B OUT 6 Y OUT 7 C OUT 8 V OUT RDATA7 ~ RDATA3 ~ GDATA7 ~ BDATA7 ~ 0 41 VCLK 6 Equivalent circuit 3. BH7240AKV ...
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... BH7240AKV = 5.0V Unit Conditions RGBDATA = 00 input mA RGBDATA = FF input RDATA = FF input GDATA = FF input P- P BDATA = FF input — — — ...
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... OUT OUT OUT OUT OUT OUT BH7240AKV Color sub carrier 14 Composite SYNC 13 0. 0.8V 2.2V 8bit Digital red signal 8bit Digital red signal 2 ...
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... DC cutoff is required.) (8) Luminance signals and chrominance signals are output from the Y internal 75 load. (However, DC cutoff is required.) (9) Analog RGB signals are output from R and B the 75 load. (However, DC cutoff is required.) 0.125 0.1 0.10 BH7240AKV driver enables direct drive of the 75 and C pins, respectively. An OUT OUT driver enables direct drive of the 75 ...