HMC597LP4_08 Datasheet, PDF (5/8 Pages) Hittite Microwave Corporation – SiGe WIDEBAND DIRECT DEMODULATOR RFIC, 100 - 4000 MHz

v03.0907
HMC597LP4 / 597LP4E
SiGe WIDEBAND DIRECT
DEMODULATOR RFIC, 100 - 4000 MHz
Pin Descriptions
Pin Number
Function
1
VccLO
2, 5, 8, 11,
12, 14, 17, 19,
GND
20, 23
10
3
LOP
Description
Supply for LO Amplifier.
Typically draws 109mA @ 2.8V.
These pins and the ground paddle should be
connected to a high quality RF/DC ground.
LO input. Need a DC decoupling capacitor.
Typically at 1.5 - 1.8 VDC.
Interface Schematic
4
6, 7, 24
LON
N/C
This pin should be AC grounded.
Also can be used to optimize the IP2
performances
Not Connected
9, 10
21, 22
QN, QP
IP, IN
Differential baseband outputs.
400 Ohms differential output impedance.
Each port should draw 38 mA @ 3.5V.
12, 19
VccQ, VccI
Decoupling for the Q and I mixer stages.
13, 18
CTRFQ, CTRFI
Center tap of the RF transformer. Should be
connected to a high quality RF/DC ground.
10 - 6
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