For price, delivery, and to place orders, please contact Hittite Microwave Corporation:

20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373

Order On-line at www.hittite.com

7

7 - 7

HMC670LC3C

v02.1209

13 Gbps, 1:2 Fanout Buffer

Pin Number

Function

Description

Interface Schematic

1, 4, 5, 8, 9, 12

GND

Signal Grounds

2, 3

D1P.

D1N

Clock / Data Output Port 1

6, 7

DINP, DINN

Clock / Data Inputs

10, 11

D2N

D2P

Clock / Data Output Port 2

13, 16

GND

Supply Ground

14

VR

Output level control. Output level may be adjusted by either

applying a voltage to VR per “Output Differential vs. VR”

plot, or by tying VR to GND with a resistor per the following

equation: V

0

(R) = 1.2 / (2.1 + R), R in kΩ

15, Package

Base

Vee

Negative Supply

[1] Contact HMC for alternate pinouts