
CMOS 8-bit Single Chip Microcomputer
Description
The CXP87500 is a CMOS 8-bit single chip micro-
computer of piggyback/evaluator combined type,
which is developed for evaluating the function of the
CXP87532/87540.
Features
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
Applicable EPROM
326ns at 12.288MHz operation
LCC type 27C512
(Maximum 40Kbytes are available)
1344bytes
Incorporated RAM capacity
Peripheral functions
– Arithmetic coprocessor
Signed multiplication and division, signed sum of products.
high speed execution of many bits shift rotation operation
8-bit, 8-channel, successive approximation method
(Conversion time of 13μs/12.288MHz)
Incorporated 3-stage FIFO for A/D conversion data
Incorporated buffer RAM (auto transfer for 1 to 128bytes),
2-channel
8-bit timer
8-bit timer/counter
19-bit time base timer
PPG 11-pin, 32-stage programmable
12-bit, 2-channel (repetitive frequency 48kHz)
8-bit, 3-channel (repetitive frequency 48kHz)
Capstan FG, drum FG/PG, reel FG input
Incorporated 28-bit and 8-stage FIFO
12 factors, 12 vectors, multi-interruption possible
Sleep/stop
100-pin ceramic PQFP
– A/D converter
– Serial interface
– Timer
– High precision timing pattern generator
– PWM output
– Servo input control
– FRC capture unit
Interruption
Standby mode
Package
Note)
Mask option depends on the type of the CXP87500. Refer to the Products List for details.
Structure
Silicon gate CMOS IC
– 1 –
E93X12B81-PS
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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.
CXP87500
Piggyback/
evaluator type
100 pin PQFP (Ceramic)
QFP supported
LQFP supported