HMC694LP4 / 694LP4E
v02.1108
GaAs MMIC ANALOG VARIABLE
GAIN AMPLIFIER, 6 - 17 GHz
Pin Descriptions
pad number
1, 2, 6, 8, 10,
11, 13, 17, 18,
20, 21, 23
3, 5, 14, 16
function
n/C
Description
no Connection
interface schematic
gnD
Die bottom must be connected to rf/DC ground.
This pad is aC coupled
and matched to 50 Ohm.
4
rfin
7, 12
Vgg1, 2
gate control for amplifier. adjust voltage to achieve typical
idd. please follow “mmiC amplifier biasing procedure”
application note.
12
Variable gain amplifiers - analOg - smT
12 - 6
9
Vctrl
gain control Voltage for the amplifier. see assembly
diagram for required external components.
15
rfOUT
This pad is aC coupled
and matched to 50 Ohm.
19, 22, 24
Vdd1, 2, 3
Drain bias Voltage for the amplifier. see assembly diagram for
required external components
For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824
Phone: 978-250-3343
Fax: 978-250-3373
Order On-line at www.hittite.com
Application Support: Phone: 978-250-3343 or apps@hittite.com
HITTITE [ HITTITE MICROWAVE CORPORATION ]
