Data Sheet #: SG126

Page 6 of 16

Rev: 00

Date: 04/25/06

Input Reference Selection*

(Option G)

Table 9

Input Sel A

Input Sel B

Reference Frequency

(Pin #18)

(Pin #17)

(Pin #12)

Notes

0

0

8 kHz (default)

1

0

16 kHz

0

1

32 kHz

Not applicable when CMOS output equals 19.44MHz

1

1

64 kHz

Not applicable when CMOS output equals 19.44MHz or 38.88 MHz

*Does not apply to units that use 19.44 MHz as input reference.

Output Frequency Selection

Table 7

Control 3

Control 2

Control 1

LVPECL

CMOS

(Pin #14)

(Pin #11)

(Pin #10)

Output Frequency

Output Frequency

00

0

f

Osc

f

00

1

f

Osc

f

01

0

f

Osc

f

01

1

f

f

1

0

0

Tri-State

Tri-State

10

1

f

f

11

0

f

f

11

1

f

f

* Not supported on standard product. Contact a Connor-Winfield Corp. representative if this mode of

operation is required.

Alarm Status

Table 6

LOL Output LOR Output

Alarm Output

0

0

No alarm

1

0

Loss-of-Lock

X

1

Loss-of-Reference

Free Run Control

Table 8

Free Run

Operation

(Pin #5)

0

Locked to reference selected

1

Free Run at the selected output frequency