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CXP81720B Dataheets PDF



Part Number CXP81720B
Manufacturers Sony Corporation
Logo Sony Corporation
Description CMOS 8-bit Single Chip Microcomputer
Datasheet CXP81720B DatasheetCXP81720B Datasheet (PDF)

CXP81720B/81724B CMOS 8-bit Single Chip Microcomputer Description The CXP81720B/81724B is a CMOS 8-bit microcomputer which consists of A/D converter, serial interface, timer/counter, time-base timer, highprecision timing pattern generation circuit, PWM output, 32kHz timer/counter, remote control reception circuit, as well as basic configurations like 8-bit CPU, ROM, RAM and I/O port. They are integrated into a single chip. Also CXP81720B/81724B provides sleep/stop functions which enables to lowe.

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CXP81720B/81724B CMOS 8-bit Single Chip Microcomputer Description The CXP81720B/81724B is a CMOS 8-bit microcomputer which consists of A/D converter, serial interface, timer/counter, time-base timer, highprecision timing pattern generation circuit, PWM output, 32kHz timer/counter, remote control reception circuit, as well as basic configurations like 8-bit CPU, ROM, RAM and I/O port. They are integrated into a single chip. Also CXP81720B/81724B provides sleep/stop functions which enables to lower power consumption. 100 pin QFP (PIastic) 100 pin LQFP (PIastic) Structure Silicon gate CMOS IC Features • A wide instruction set (213 instructions) which covers various types of data — 16-bit arithmetic/multiplication and division/Boolean bit operation instructions • Minimum instruction cycle 250ns at 16MHz operation (4.5 to 5.5V) 122µs at 32kHz operation (2.7 to 5.5V) • Incorporated ROM capacity 20K bytes (CXP81720B) 24K bytes (CXP81724B) • Incorporated RAM capacity 800 bytes • Peripheral functions — A/D converter 8 bits, 12 channels, successive approximation method (Conversion time of 20.0µs at 16MHz) — Serial interface Incorporated 8-bit and 8-stage FIFO, 1 channel (Auto transfer for 1 to 8 bytes) 8-bit clock sync type, 1 channel — Timer 8-bit timer, 8-bit timer/counter, 19-bit time-base timer 32kHz timer/counter — High-precision timing pattern generator PPG: maximum of 19 pins, 32 stages programmable RTG: 5 pins, 2 channels — PWM/DA gate output PWM: 12 bits, 2 channels (Repetitive frequency 62kHz/16MHz) DA gate pulse output: 12 bits, 4 channels — FRC capture unit Incorporated 26-bit and 8-stage FIFO — PWM output 14 bits, 1 channel — Remote control reception circuit 8-bit pulse measuring counter, 6-stage FIFO • Interruption 20 factors, 15 vectors, multi-interruption possible • Standby mode Sleep/stop • Package 100-pin plastic QFP/LQFP • Piggyback/evaluator CXP81800 Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits. –1– E97737-PS Block Diagram TEX TX EXTAL XTAL RST MP VDD Vss AVREF AVss INT1/NMI INT2 INT0 2 8 SPC700 CPU CORE PORT B AVDD CLOCK GENERATOR/ SYSTEM CONTROL 8 PORT A AN0 to AN11 12 A/D CONVERTER NMI PA0 to PA7 PB0 to PB7 CS0 SI0 SO0 SCK0 FIFO ROM 20K/24K BYTES RAM 800 BYTES PORT C SERIAL INTERFACE UNIT (CH0) INTERRUPT CONTROLLER 8 PC0 to PC7 PORT D SI1 SO1 SCK1 2 SERIAL INTERFACE UNIT (CH1) 8 PD0 to PD7 2 6 4 4 PE0 to PE1 PE2 to PE7 PF0 to PF3 TO 8 BIT TIMER 1 PORT F 32kHz TIMER/COUNTER PORT G 2 PORT H 12 BIT PWM GENERATOR CH0 2 PWM0 DAA0 DAB0 PWM1 DAA1 DAB1 4 19 CH0 5 CH1 ADJ PPO0/PPO18 RTO3/RTO7 PORT J 12 BIT PWM GENERATOR CH1 PROGRAMMABLE PATTERN GENERATOR RAM REAL.


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