4

7843A–AERO–10/09

AT68166HT

Figure 1. YM package pin assignment

Note:

NC pins are not bonded internally. So, they can be connected to GND or Vcc.

Figure 2. AT68166HT pin assignment in YS package

I/O0[0]

I/O0[1]

I/O0[2]

I/O0[3]

I/O0[4]

I/O0[5]

I/O0[6]

I/O0[7]

GND

I/O1[0]

I/O1[1]

I/O1[2]

I/O1[3]

I/O1[4]

I/O1[5]

I/O1[6]

I/O1[7]

I/O2[0]

I/O2[1]

I/O2[2]

I/O2[3]

I/O2[4]

I/O2[5]

I/O2[6]

I/O2[7]

GND

I/O3[0]

I/O3[1]

I/O3[2]

I/O3[3]

I/O3[4]

I/O3[5]

I/O3[6]

I/O3[7]

AT68166H

(top view)

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

I/O0[0]

I/O0[1]

I/O0[2]

I/O0[3]

I/O0[4]

I/O0[5]

I/O0[6]

I/O0[7]

GND

I/O1[0]

I/O1[1]

I/O1[2]

I/O1[3]

I/O1[4]

I/O1[5]

I/O1[6]

I/O1[7]

I/O2[0]

I/O2[1]

I/O2[2]

I/O2[3]

I/O2[4]

I/O2[5]

I/O2[6]

I/O2[7]

GND

I/O3[0]

I/O3[1]

I/O3[2]

I/O3[3]

I/O3[4]

I/O3[5]

I/O3[6]

I/O3[7]

AT68166H

(top view)

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51