ISPGDS14-7P 参数 Datasheet PDF下载

Specifications

ispGDS

I/O Macrocell

Closed only when C0=1 and C1=0

Vcc

4:1 MUX

01

Switch

Matrix

10

11

00

C2

C1

C0

I/O Macrocell Configurations

Configuration for Active High Output

From

Switch

Matrix

- C0 = 0.

- C1 = 1.

- C2 = 1.

Configuration for Active Low Output

From

Switch

Matrix

- C0 = 0.

- C1 = 0.

- C2 = 1.

Configuration for Fixed TTL High Output

Vcc

- C0 = 0.

- C1 = 1.

- C2 = 0.

Configuration for Fixed TTL Low Output

- C0 = 0.

- C1 = 0.

- C2 = 0.

Configuration for Dedicated Input

To

Switch

Matrix

- C0 = 1.

- C1 = 0.

- C2 = 1.

Note 1: The development software configures all of the architecture control bits and checks for proper pin usage automatically.

Note 2: The default configuration for unused pins is for all configuration bits set to one, which produces a tri-stated output.

5