Si590/591

Preliminary Rev. 0.25

5

2. Pin Descriptions

Table 8. Pinout for Si590 Series

Pin

Symbol

LVDS/LVPECL/CML Function

CMOS Function

1OE*

No connection

Make no external connection to this pin

Output enable

2OE*

Output enable

No connection

Make no external connection to this pin

3

GND

Electrical and Case Ground

Electrical and Case Ground

4

CLK+

Oscillator Output

Oscillator Output

5

CLK–

Complementary Output

No connection

Make no external connection to this pin

Power Supply Voltage

Power Supply Voltage

*Note: OE pin includes an internal 17 k

 pullup resistor to V

GND for output enable active low. See 3. "Ordering Information" on page 6.

Table 9. Pinout for Si591 Series

Pin

Symbol

LVDS/LVPECL/CML Function

1

OE*

Output enable

2

No connection

Make no external connection to this pin

No connection

Make no external connection to this pin

3

GND

Electrical and Case Ground

4

CLK+

Oscillator Output

5

CLK–

Complementary output

Power Supply Voltage

*Note: OE pin includes an internal 17 k

 pullup resistor to V

GND for output enable active low. See 3. "Ordering Information" on page 6.

1

2

3

6

5

4

GND

NC

CLK

NC

OE

(Top View)

1

2

3

6

5

4

GND

OE

CLK+

CLK–

NC

1

2

3

6

5

4

GND

NC

CLK+

CLK–

OE

Si590

LVDS/LVPECL/CML

Si590

CMOS

Si591

LVDS/LVPECL/CML