MSM66573 datasheet(2/28 Pages) OKI

2 / 28 page

PEDL66573-02

1Semiconductor

MSM66573 Family

2/28

FEATURES

Name

MSM66573L

MSM66573

Operating temperature

–30°C to +70°C

Power supply voltage/

maximum frequency

DD=2.4 to 3.6 V/f=14 MHz

DD=4.5 to 5.5 V/f=30 MHz

143 ns at 14 MHz (2.4 to 3.6 V)

67ns at 30 MHz (4.5 to 5.5 V)

Minimum instruction

execution time

µs at 32.768 kHz (2.4 to 3.6/4.5 to 5.5 V)

Internal ROM size

(max. external)

64 KB

(1 MB)

Internal RAM size

(max. external)

4 KB

(1 MB)

I/Oports

75 I/O pins

(with programmable pull-up resistors)

8 input-only pins

16-bit free running timer

× 1ch

Compare out/capture input

× 2ch

16-bit timer (auto reload/timer out)

× 1ch

8-bit auto reload timer

× 1ch

8-bit auto reload timer

× 3ch

(also fumctions as serial communication baud rate generator)

Watchdog timer (also functions as 8-bit auto reload timer)

Watch timer (real-time counter)

× 1ch

Timers

8-bit PWM

× 4ch

(can also be used as 16-bit PWM

× 2ch)

Serial port

UART

× 1ch

Synchronous

× 1ch

UART/ Synchronous

× 1ch

A/D converter

10-bit A/D converter, 8-ch multiplexer

× 1ch

External interrupt

Non-maskable

× 1ch

Maskable

× 6ch

Interrrupt priority

3 levels

Separate address and data busses

Bus release function

Others

Dual clocks

OTP ROM version

MSM66P573 (Max. f = 24 MHz)

Flash ROM version

MSM66Q573L

MSM66Q573

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