ATF1502AS

15

OE (1, 2)

Global OE Pins

GCLR

Global Clear Pin

GCLK (1, 2, 3)

Global Clock Pins

PD (1, 2)

Power down pins

TDI, TMS, TCK, TDO

JTAG pins used for Boundary Scan Testing or In-System Programming

GND

Ground Pins

V

CCIO

V

ATF1502AS Dedicated Pinouts

Dedicated Pin

44-Pin

TQFP

44-Pin

J-Lead

44-Pin

PQFP

INPUT/OE2/GCLK2

40

2

40

INPUT/GCLR

39

1

39

INPUT/OE1

38

44

38

INPUT/GCLK1

37

43

37

I/O /GCLK3

35

41

35

I/O / PD (1,2)

5, 19

11, 25

5, 19

I/O / TDI (JTAG)

1

7

1

I/O / TMS (JTAG)

7

13

7

I/O / TCK (JTAG)

26

32

26

I/O / TDO (JTAG)

32

38

32

GND

4, 16, 24, 36

10, 22, 30, 42

4, 16, 24, 36

V

CCINT

9, 17, 29, 41

3, 15, 23, 35

9, 17, 29, 41

V

CCIO

---

N/C

---

# of Signal Pins

36

36

36

# User I/O Pins

32

32

32