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CXP81900
E95828A68-PS
CMOS 8-bit Single Chip Microcomputer
Description
The CXP81900 is a CMOS 8-bit single chip micro-
computer of piggyback/evaluator combined type,
which is developed for evaluating the function of the
CXP81952/81960.
Features
A wide instruction set (213 instructions) which cover
various types of data.
16-bit operation/multiplication and division/
boolean bit operation instructions
Minimum instruction cycle
250ns at 16MHz operation (4.5 to 5.5V)
333ns at 12MHz operation (3.0 to 5.5V)
122s at 32kHz operation
Applicable EPROM
LCC type 27C256, LCC type 27C512
(Maximum 60Kbytes are available.)
Incorporated RAM capacity
2048 bytes
Peripheral functions
A/D converter
8-bit, 12-channel, successive approximation method
(Conversion time of 20s/16MHz)
Serial interface
Incorporated buffer RAM
(Auto transfer for 1 to 32 bytes), 1 channel
Incorporated 8-bit and 8-stage FIFO
(Auto transfer for 1 to 8 bytes), 1 channel
Timer
8-bit timer, 8-bit timer/counter
19-bit time base timer
32kHz timer/counter
High precision timing pattern generator
PPG 19-pin, 32-stage programmable
RTG 5 pins, 2 channels
PWM/DA gate output
PWM output 12 bits, 2 channels
(Repetitive frequency 62.5kHz/16MHz)
DA gate pulse output 13 bits, 4channels
FRC capture unit
Incorporated 26-bit and 8-stage FIFO
PWM output
14 bits, 1 channel
Remote control receiving circuit
8-bit pulse measurement counter with on-chip 6-stage FIFO
General purpose prescaler
7 bits (PG5 input frequency division, FRC capture possible.)
HSYNC counter
12-bit event counter (SYNC1 input count)
Interruption
20 factors, 15 vectors, multi-interruption possible
Standby mode
SLEEP/STOP
Package
100-pin ceramic PQFP
Note) Mask option depends on the type of the CXP81900. Refer to the Products List for details.
Structure
Silicon gate CMOS IC
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.
Piggyback/
evaluator type
100 pin PQFP (Ceramic)
QFP supported
LQFP supported
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