PEDL66577-01
Semiconductor
1
MSM66577 Family
FEATURES
Name
Operating temperature
Power supply voltage/
maximum frequency
Minimum instruction
execution time
Internal ROM size (max. external)
Internal RAM size (max. external)
I/O ports
MSM66577L
–30°C to +70°C
V
DD
= 2.4 to 3.6 V/f = 14 MHz
143 ns at 14 MHz
128 KB (1 MB)
4 KB (1 MB)
74 I/O pins (with programmable pull-up resistors) 8 input-only pins
16-bit free running timer × 1ch
Compare output/capture input × 2ch
16-bit timer (auto reload/timer out) × 1ch
8-bit auto reload timer × 2ch (can also be used as 16-bit timer × 1ch)
Timers
8-bit auto reload timer × 1ch
8-bit auto reload timer × 3ch
(also functions as serial communication baud rate generator)
8-bit auto reload timer × 1ch (also functions as watchdog timer)
Watch timer (Real-timer counter) × 1ch
8-bit PWM × 4ch (can also be used as 16-bit PWM × 2ch)
Serial port
A/D converter
D/A converter
External interrupt
Interrupt priority
Synchronous, with 32-byte FIFO × 2ch
UART/Synchronous × 2ch
10-bit A/D converter × 8ch
8-bit D/A converter × 2ch
Non-maskable × 1ch
Maskable × 8ch
3 levels
External bus interface
(Separate address and data busses / multiplexed address and data
busses)
Others
Bus release function
Dual clocks function
Clock gear function
Flash ROM version
MSM66Q577LY
(V
DD
=3.0 to 3.6V)
MSM66Q577
V
DD
= 4.5 to 5.5 V/f = 30 MHz
67 ns at 30 MHz
61 µs at 32.768 kHz
MSM66577
2/34
OKI [ OKI ELECTRONIC COMPONETS ]
