CXP84120/84124
CMOS 8-bit Single Chip Microcomputer
Description
80 pin QFP (Plastic)
The CXP84120/84124 is a CMOS 8-bit single chip
micro-computer integrating on a single chip an A/D
converter, serial interface, timer/counter, time base
timer, capture timer/counter, remote control reception
circuit and other servo systems besides the basic
configurations of 8-bit CPU, ROM, RAM, and I/O
port.
The CXP84120/84124 also provides a power-on
reset function and a sleep/stop function that enables lower power consumption.
Features
• Wide-range instruction system (213 instructions) to cover various types of data
— 16-bit arithmetic/multiplication and division/Boolean bit operation instructions
• Minimum instruction cycle
400ns at 10MHz operation
122µs at 32kHz operation
20K bytes (CXP84120)
24K bytes (CXP84124)
624 bytes
• Incorporated ROM capacity
• Incorporated RAM capacity
• Peripheral functions
— A/D converter
8 bits, 8 channels, successive approximation method
(Conversion time of 32µs/10MHz)
SIO with 8-bit, 8-stage FIFO incorporated for data use
(Auto transfer for 1 to 8 bytes), 1 channel
8-bit standard SIO, 1 channel
8-bit timer
— Serial interface
— Timer
8-bit timer/counter
19-bit time base timer
16-bit capture timer/counter
32kHz timer/counter
— Remote control reception circuit Incorporated noise elimination circuit
Incorporated 8-bit, 6-stage FIFO for measurement data
14 bits, 1 channel
— PWM output
• Interruption
14 factors, 15 vectors, multi-interruption possible
Sleep/stop
• Standby mode
• Package
80-pin plastic QFP
• Piggyback/evaluation chip
CXP84100 80-pin ceramic QFP
Structure
Silicon gate CMOS IC
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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.
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