Preliminary Data Sheet #: SG049

Page 3 of 12

Rev: P01

Date: 11/11/03

© Copyright 2003 The Connor-Winfield Corp.

Input Selection / Output Response

Table 5

INPUTS

OUPUTS

Reset/

Oscillator

10 kHz

Notes

Tri-State

SEL

AB

REF

A

REF

B

FR

FR

status

Alarm

Output

Output

1

X

XXXTS

TS

FR

TS

0

X

X

X

1

1

1

FR

FR

0

0

A

A

0

0

0

LRA

LRAD

0

1

NA

A

0

0

0

LRB

LRBD

0

0

NA

A

001

U

U

5.0

0

1

A

NA

001

U

U

5.0

0

0

A

NA

0

0

0

LRA

LRAD

0

X

NA

NA

0

1

1

FR

FR

NOTES:

1.0

Requires external regulation

2.0

Externally selectable via Input Select AB

3.0

Entry into Free Run doesn’t meet requirement for initial 2.33 seconds of self-timing

4.0

If the selected reference is removed, system response to the ALARM must be less than 100ns

5.0

On alarm assertion, switch references. If alarm is still active, force Free Run

A = Active

NA = Not Active or Not Present

TS = Tri-State

U = Unstable

FR = Free Run

LRAD = Locked to Ref A and divided down

LRA = Locked to Ref A

LRAB = Locked to ref B and divided down

LRB = Locked to Reb B

X = Don’t care

Output Jitter Specifications

Table 4

Jitter BW 10 Hz - 1 MHz

SONET Jitter BW 12 kHz - 20 MHz

Frequency (MHz)

pS (RMS)

m UI

pS (RMS)

m UI

20.48

10 Typ.

0.205 Typ.

1 Max., 0.5 Typ.

0.020 Max.