Oplink Communications, Inc.

Interface Circuit

SIGNAL

DETECT+

SIGNAL

DETECT -

14

1, 13, 20

6, 8, 15

12

11

(TTL LEVELS)

7

9

4

5

130

82

RESISTOR VALUES ARE IN OHM, CAPACITOR VALUES ARE IN µF UNLESS OTHERWISE INDICATED

130

130

82

82

(PECL LEVELS)

(PECL LEVELS)

DATA+

CLOCK+

DATA -

CLOCK -

130

82

+5 volt

10

0.01

+

1 µH coil or

ferrite inductor

10

0.1

SRC-12

SRC12 Series

Parameter

Symbol

Minimum

Typical

Maximum

Units

Data Rate

B

622.08 - 200ppm

622.08

622.08 + 200ppm

Mb/s

P

min

- 28.0

- 30.0

-

dBm

P

max

- 7.0

0

-

dBm

Signal Detect Thresholds

Increasing Light Input

P

sd+

-

-

- 28.0

dBm

Decreasing Light Input

P

sd-

- 40.0

-

-

dBm

Signal Detect Hysteresis

-

0.5

-

dB

Wavelength of Operation

λ

1100

-

1600

nm

Output Clock Jitter

CLK

J

-

-

0.01

UIrms

Jitter Tolerance & Transfer Function

compliant with ITU Recommendation G.958

1

Parameter

Symbol

Minimum

Typical

Maximum

Units

Supply Voltage

V

CC

4.75

5.0

5.25

V

Supply Current

I

CC

-

160

210

mA

V

OH

V

-

V

V

V

OL

V

-

V

V

Output HIGH Voltage (SIGNAL DETECT)

V

OH

2.7

-

V

CC

V

Output LOW Voltage (SIGNAL DETECT)

V

OL

0

-

0.5

V

1

With termination of 50 ohm to

V

2

R5.2008.06.04