(China (Mainland))
Product Summary
The PCA84C640P/037 is an 8-bit microcontroller with OSD and VST.
Parametrics
PCA84C640P/037 absolute maximum ratings: (1)VDD, supply voltage: -0.3 to +7.0 V; (2)VI, input voltage (all inputs): -0.3 to VDD + 0.3 V; (3)IOH, maximum source current for all port lines: -10 mA; (4)IOL, maximum sink current for all port lines: -30 mA; (5)Ptot, total power dissipation: 900 mW; (6)Tstg, storage temperature: -55 to +125℃; (7)Tamb, operating ambient temperature (for all devices): -20 to +70℃.
Features
PCA84C640P/037 features: (1)6 kbytes mask-programmable program ROM; (2)128 bytes RAM; (3)Multi-master I2C-bus interface; (4)AFC input for Voltage Synthesized Tuning (VST; with 3-bit DAC and comparator); (5)On Screen Display (OSD) facility for two rows of 16-characters; (6)On Screen Display character set of 64 types; (7)Four programmable display dot sizes; (8)Half dot character rounding; (9)Seven colours for each character; (10)One 14-bit PWM output for VST; (11)Five 6-bit PWM outputs for analog controls; (12)Eight port lines with 10 mA LED drive capability; (13)18 general purpose bidirectional I/O lines plus 11 function-combined I/O lines; (14)2 direct testable lines; (15)Programmable VSYNCN and HSYNCN input polarity; (16)RC oscillator for OSD function.
Diagrams
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