KS57P0504 General Description
KS57P0504 Maximum Ratings
KS57P0504 Features
`MEMORY
512 ´ 4-bit data memory (RAM)
2048 ´ 8-bit program memory (ROM):KS57C0502
4096 ´ 8-bit program memory (ROM):KS57C0504
`24 I/O PINS
I/O: 18 pins, including 8 high current pins
Input only: 6 pins
`COMPARATOR
4-channel mode:
Internal reference (4-bit resolution)
16-step variable reference voltage
3-channel mode:
External reference
150 mV resolution (worst case)
`8-BIT BASIC TIMER
Programmable interval timer
Watch-dog timer
`8-BIT TIMER/COUNTER
Programmable interval timer
External event counter function
Timer/counter clock output to TCLO0 pin
`WATCH TIMER
Time interval generation: 0.5 s, 3.9 ms at 4.19 MHz
4 frequency outputs to BUZ pin
`8-BIT SERIAL I/O INTERFACE
8-bit transmit/receive mode
8-bit receive-only mode
LSB-first or MSB-first transmission selectable
Internal or external clock source
`BIT SEQUENTIAL CARRIER
Supports 16-bit serial data transfer in arbitrary format
`INTERRUPTS
Two external interrupt vectors
Three internal interrupt vectors
Two quasi-interrupts
`MEMORY-MAPPED I/O STRUCTURE
Data memory bank 15
`TWO POWER-DOWN MODES
Idle mode: Only CPU clock stops
Stop mode: System clock stops
`OSCILLATION SOURCES
Crystal, Ceramic for system clock
Crystal/ceramic: 0.4 - 6.0 MHz
CPU clock divider circuit (by 4. 8, or 64)
`INSTRUCTION EXECUTION TIMES
0.95, 1.91, 15.3 s at 4.19 MHz
0.67, 1.33, 10.7 s at 6.0 MHz
`OPERATING TEMPERATURE
40 °C to 85 °C
`OPERATING VOLTAGE RANGE
1.8 V to 5.5 V
`PACKAGE TYPE
30 SDIP, 32 SOP
KS57P0504 Connection Diagram
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