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CXP85840A Datasheet

CXP85840A/85848A/85856A CMOS 8-bit Single Chip Microcomputer Description The CXP85840A/85848A/85856A are the CMOS 8-bit microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time-base timer, closed caption decoder, data slicer, on-screen display function, I2C bus interface, PWM output, rem.

Sony Corporation
CXP85840A.pdf

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Sony Corporation CXP85840A Datasheet
CXP85840A/85848A/85856A CMOS 8-bit Single Chip Microcomputer Description The CXP85840A/85848A/85856A are the CMOS 8-bit microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time-base timer, closed caption decoder, data slicer, on-screen display function, I2C bus interface, PWM output, remote control reception circuit, HSYNC counter and watchdog timer, besides the basic configurations of 8-bit CPU, ROM, RAM, I/O ports. The CXP85840A/85848A/85856A also provide a power-on reset function and sleep function that enables to lower the power consumption. 64 pin SDIP (Plastic) 64 pin QFP (Plastic) Structure Features Silicon gate CMOS IC • A wide instruction set (213 instructions) which covers various types of data – 16-bit operation/multiplication and division/Boolean bit operation instructions • Minimum instruction cycle 333ns at 12MHz operation • Incorporated ROM 40K bytes (CXP85840A) 48K bytes (CXP85848A) 56K bytes (CXP85856A) • Incorporated RAM 2176 bytes (Excludes closed caption decoder and VRAM for on-screen display) • Peripheral functions – A/D converter 8-bit 6-channel successive approximation method (Conversion time of 26.7µs at 12MHz) – Serial interface 8-bit clock sync type, 1 channel – Timer 8-bit timer 8-bit timer/counter 19-bit time-base timer – Closed caption decoder Data slicer Corresponds to FCC (EDS supported), 8 × 13 dots, 192 character types 15 character colors, 4 lines × 34 characters frame background 15 colors/ half blank.






CXP85840A/85848A/85856A CMOS 8-bit Single Chip Microcomputer Description The CXP85840A/85848A/85856A are the CMOS 8-bit microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time-base timer, closed caption decoder, data slicer, on-screen display function, I2C bus interface, PWM output, rem.

Sony Corporation
CXP85840A.pdf

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Sony Corporation CXP85840A Datasheet
CXP85840A/85848A/85856A CMOS 8-bit Single Chip Microcomputer Description The CXP85840A/85848A/85856A are the CMOS 8-bit microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time-base timer, closed caption decoder, data slicer, on-screen display function, I2C bus interface, PWM output, remote control reception circuit, HSYNC counter and watchdog timer, besides the basic configurations of 8-bit CPU, ROM, RAM, I/O ports. The CXP85840A/85848A/85856A also provide a power-on reset function and sleep function that enables to lower the power consumption. 64 pin SDIP (Plastic) 64 pin QFP (Plastic) Structure Features Silicon gate CMOS IC • A wide instruction set (213 instructions) which covers various types of data – 16-bit operation/multiplication and division/Boolean bit operation instructions • Minimum instruction cycle 333ns at 12MHz operation • Incorporated ROM 40K bytes (CXP85840A) 48K bytes (CXP85848A) 56K bytes (CXP85856A) • Incorporated RAM 2176 bytes (Excludes closed caption decoder and VRAM for on-screen display) • Peripheral functions – A/D converter 8-bit 6-channel successive approximation method (Conversion time of 26.7µs at 12MHz) – Serial interface 8-bit clock sync type, 1 channel – Timer 8-bit timer 8-bit timer/counter 19-bit time-base timer – Closed caption decoder Data slicer Corresponds to FCC (EDS supported), 8 × 13 dots, 192 character types 15 character colors, 4 lines × 34 characters frame background 15 colors/ half blank.






CMOS 8-bit Single Chip Microcomputer

CXP85840A/85848A/85856A CMOS 8-bit Single Chip Microcomputer Description The CXP85840A/85848A/85856A are the CMOS 8-bit microcomputer integrating on a single chip an A/D converter, serial interface, timer/counter, time-base timer, closed caption decoder, data slicer, on-screen display function, I2C bus interface, PWM output, remote control reception circuit, HSYNC counter and watchdog timer, besides the basic configurations of 8-bit CPU, ROM, RAM, I/O ports. The CXP85840A/85848A/85856A also provide a power-on reset function and sleep function that enables to lower the power consumption. 64 pin SDIP (Plastic) 64 pin QFP (Plastic) Structure Features Silicon gate CMOS IC • A wide instruction set (213 instructions) which covers various types of data – 16-bit operation/multiplication and division/Boolean bit operation instructions • Minimum instruction cycle 333ns at 12MHz operation • Incorporated ROM 40K bytes (CXP85840A) 48K bytes (CXP85848A) 56K bytes (CXP85856A) • Incorporated RAM 2176 bytes (Excludes closed caption decoder and VRAM for on-screen display) • Peripheral functions – A/D converter 8-bit 6-channel successive approximation method (Conversion time of 26.7µs at 12MHz) – Serial interface 8-bit clock sync type, 1 channel – Timer 8-bit timer 8-bit timer/counter 19-bit time-base timer – Closed caption decoder Data slicer Corresponds to FCC (EDS supported), 8 × 13 dots, 192 character types 15 character colors, 4 lines × 34 characters frame background 15 colors/ half blank.


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