User i/os by bank – Xilinx DS610 User Manual

Page 96

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Spartan-3A DSP FPGA Family: Pinout Descriptions

DS610 (v3.0) October 4, 2010

www.xilinx.com

Product Specification

96

User I/Os by Bank

Table 69

indicates how the available user-I/O pins are distributed between the four I/O banks on the FG676 package. The

AWAKE pin is counted as a dual-purpose I/O.

Table 69: User I/Os Per Bank for the XC3SD3400A in the FG676 Package

Package

Edge

I/O Bank

Maximum I/Os

and

Input-Only

All Possible I/O Pins by Type

I/O

INPUT

DUAL

VREF

(1)

CLK

Top

0

111

82

11

1

9

8

Right

1

123

67

8

30

10

8

Bottom

2

112

68

6

21

9

8

Left

3

123

97

9

0

9

8

TOTAL

469

314

34

52

37

32

Notes:

1.

26 VREF are on INPUT pins.

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