HIGH-PERFORMANCE 1.8V/2.5V/3.3V CRYSTAL INPUT TO LVCMOS CLOCK FANOUT BUFFER WITH OE

4

OCTOBER 5, 2016

5P8390x DATASHEET

Pin Descriptions

Output Enable Function Table

5P83904

5P83905

5P83908

XTAL_IN

16

16

20

Input

Oscillator Input from Crystal.

XTAL_OUT

1

1

1

Input

Oscillator Output to drive Crystal.

VDD

9

9

2, 11

Power

Positive power supply for core.

VDDO

5, 13

5, 13

7, 16

Power

Positive power supply for outputs.

GND

3, 7, 11

3, 7, 11

5, 9, 13, 19

Power

Power supply ground.

ENABLE1

15

15

18

Input

Output Enable pin. Please see below Output Enable

Function Table. Active High. Internal pull-up.

ENABLE2

2

2

3

Input

Output Enable pin. Please see below Output Enable

Function Table. Active High. Internal pull-up.

CLK0

4

4

4

Output

LVCMOS Clock Output 0. Voltage set by VDDO.

CLK1

8

6

6

Output

LVCMOS Clock Output 1. Voltage set by VDDO.

CLK2

12

8

8

Output

LVCMOS Clock Output 2. Voltage set by VDDO.

CLK3

14

10

10

Output

LVCMOS Clock Output 3. Voltage set by VDDO.

CLK4

—

12

12

Output

LVCMOS Clock Output 4. Voltage set by VDDO.

CLK5

—

14

14

Output

LVCMOS Clock Output 5. Voltage set by VDDO.

CLK6

—

—

15

Output

LVCMOS Clock Output 6. Voltage set by VDDO.

CLK7

—

—

17

Output

LVCMOS Clock Output 7. Voltage set by VDDO.

NC

6, 10

—

—

NC

No connect.

Pin Name

Pin Number

Pin Type

Pin Description

ENABLE1

ENABLE2

5P83904 CLK0-2 5P83905 CLK0-4 5P83908 CLK0-6 5P83904 CLK3 5P83905 CLK5 5P83908 CLK7

0

0

Low

Low

Low

Low

Low

Low

0

1

Low

Low

Low

Active

Active

Active

1

0

Active

Active

Active

Low

Low

Low

1(default)

1(default)

Active

Active

Active

Active

Active

Active