M/A-COM Technology Solutions Inc. (MACOM) and its affiliates reserve the right to make changes to the product(s) or information contained herein without notice.

Visit www.macom.com for additional data sheets and product information.

For further information and support please visit:

http://www.macom.com/support

M02046-15

9

3.3/5V Limiting Amplifier for Applications from 100 Mbps to 1.25 Gbps

Rev V4

2.0 Pin Definitions

Table 2-1.

Pin Descriptions

QSOP Pin#

Name

Function

3

GND

Ground.

4

DINP

Non-inverting data input. Internally terminated with 50

5

DINN

Inverting data input. Internally terminated with 50

6

NC

No Connect. Leave Floating.

8

JAM

Output disable. When high, data outputs are disabled (with non-inverting output held high and inverting output held low).

Connect to LOS output to disable outputs with loss of signal. Outputs are enabled when JAM is low or floating. Internal 150

k

Ω resistor to ground.

9

LOS

with internal 80 k

10

ST

an open collector TTL with internal 80 k

used.

11

GND

Ground.

12

PECLN

Inverting data output (PECL).

13

PECLP

Non-inverting data output (PECL).

14

Power supply. Connect to either +5V or +3.3V.

15

NC

No Connect. Leave Floating.

16

Internal reference current for the LOS threshold. Must be connected to ground through a 12.1 k

Ω 1% resistor.