SyncMOS Technologies International, Inc.

SM89S16R1

8-Bits Micro-controller

With 64KB Flash ROM & 1KB RAM & RTC & ADC & PWM & PDWU embedded

Specifications subject to change without notice contact your sales representatives for the most recent information.

Ver 2.1 SM89S16R1 08/2006

2

Pin Configuration

Figure 1 44L PQFP Package

PWM0/P1.4

P3.6/#WE

P1.3

P3.7/#RD

P1.2

XTAL2

T2EX/P1.1

XTAL1

T2/P1.0

VSS

P4.2

P4.0

VDD

P2.0/A8

AD0/P0.0

P2.1/A9

AD1/P0.1

P2.2/A10

AD2/P0.2

P2.3/A11

AD3/P0.3

P2.4/A12/ADC0

36

37

38

30

34

35

31

32

33

39

40

41

42

43

44

29

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

Figure 3 40L PDIP Package

Package Spec.

Package

Pin / PAD

Frequency

44L PQFP

Figure 1

25 MHz at 3.3V and 40MHz at 5V

44L PLCC

Figure 2

25 MHz at 3.3V and 40MHz at 5V

40L PDIP

Figure 3

25 MHz at 3.3V and 40MHz at 5V

Figure 2 44L PLCC Package

PWM1/P1.5

P0.4/AD4

P1.6

P0.5/AD5

P1.7

P0.6/AD6

RES

P0.7/AD7

RXD/P3.0

#EA

P4.3

P4.1

TXD/P3.1

ALE/X32OUT

#INT0/P3.2

#PSEN/X32IN

#INT1/P3.3

P2.7/A15/ADC3

T0/P3.4

P2.6/A14/ADC2

T1/P3.5

P2.5/A13/ADC1

28

18

19

20

21

22

23

24

25

26

27

40

41

42

43

44

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

29

30

31

32

33

34

35

36

37

38

39