mm1268 Mitsumi Electronics, Corp., mm1268 Datasheet

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... Operates on 5V single power supply 2. Supports NTSC and PAL formats 3. Supports S (Y, C output driver output (RGB output output, composite video output) 5. Built-in BRF and delay circuits Package SOP-24A Applications 1. PCs 2. Game equipment 3. Other video equipment Equivalent Circuit Diagram RGB Encoder MM1268 ...

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... Maximum input voltage level is 2V during clamp OPEN 5 SC Subcarrier input pin 6 IN Input a 0.4V~5V NTSC/PAL Mode setting pin 7 NTSC : V PAL : GND BFP Burst flag pulse monitor pin 8 OUT Function Internal equivalent circuit diagram P-P sine wave P-P CC RGB Encoder MM1268 ...

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... Composite sync signal input pin OPEN Iref Determines internal reference 13 current Connect a 47k resistor between this pin and ground Vref Internal reference voltage pin 14 Reference voltage is 4V Connect a 10µF capacitor between this pin and ground. RGB Encoder MM1268 ...

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... Ytrp Connects to trap for removing 17 subcarrier frequency component in VIDEO output luminance signal f0 Determines filter and delay circuit 18 f0 NTSC : 20k PAL : 16k V 2 Output stage power supply 19 CC Composite video signal output pin 20 VIDEO OUT Able to drive 75 load RGB Encoder MM1268 ...

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... Loss tolerance when garaepo board is mounted. (25.0 Recommended Operating Conditions Item Operating temperature Operating voltage (Ta=25°C) Symbol Ratings T -40~+125 STG T -20~+75 OPR V max 720 Symbol Ratings T -20~+75 OPR VOP 4.75~5.25 RGB Encoder MM1268 Units °C ° 75.0 0.8mm garaepo board) Units °C °C ...

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... V1 : SG3 V2 : SG4 V3 : SG5 CP(R2) A SG6 V5 : SG8 CL(G1) SW conditions ( CP(G1) CL(G2) CP(G2) CL(B1) CP(B1) CL(B2) CP(B2 SG3 V2 : SG4 V3 : SG5 V4 : SG6 A conditions ( V1 signal SG6 VL A/C SW conditions ( RGB Encoder MM1268 Min. Typ. Max. Units 0.64 0.71 0.78 V P-P -3.0 dB 0.26 0.29 0.33 V P-P 0.17 0.21 0.26 V 0.35 0.42 0.49 V 0.065 0.08 0.095 V 0.6 0.71 0. ...

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... Color bar (100%) G signal SG4 Color bar (100%) B signal SG5 Sine wave, 0.5V , f=3.58MHz SG6 P-P Sine wave, 0.5V , f=4.43MHz SG7 P-P SG8 0.8V-2.0V, composite, sync signal Measuring Circuit SW conditions : (0,0,0,0,0,0,0) for the circuit illustrated below RGB Encoder MM1268 SG3 SG4 SG5 SG8 4 0.8V ...