Datasheet

MAX19993
Dual, SiGe, High-Linearity, 1200MHz to 1700MHz
Downconversion Mixer with LO Buffer/Switch
22
Chip Information
PROCESS: SiGe BiCMOS
Package Information
For the latest package outline information and land patterns,
go to www.maxim-ic.com/packages. Note that a “+”, “#”, or
“-” in the package code indicates RoHS status only. Package
drawings may show a different suffix character, but the drawing
pertains to the package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE
NO.
LAND
PATTERN NO.
36 Thin QFN-EP T3666+2
21-0141 90-0049
Table 1. Component Values (continued)
DESIGNATION QTY DESCRIPTION COMPONENT SUPPLIER
C10, C11, C12,
C19, C20, C21
6 150pF microwave capacitors (0603) Murata Electronics North America, Inc.
L1, L2, L4, L5 4 330nH wire-wound high-Q inductors (0805) Coilcraft, Inc.
L3, L6 2
0I resistors (0603). For improved RF-to-IF and
LO-to-IF isolation, contact factory for details.
Digi-Key Corp.
L7, L8 2 Additional tuning elements (0402, not used) —
R1, R4 2
681I ±1% resistors (0402). Used for V
CC
= 5.0V
applications. Larger values can be used to reduce
power at the expense of some performance loss.
Digi-Key Corp.
681I ±1% resistors (0402). Used for V
CC
= 3.3V
applications.
R2, R5 2
1.82kI ±1% resistors (0402). Used for V
CC
= 5.0V
applications. Larger values can be used to reduce
power at the expense of some performance loss.
Digi-Key Corp.
1.43kI ±1% resistors (0402). Used for V
CC
= 3.3V
applications.
R3, R6 2
0I resistors (1206)
Digi-Key Corp.
T1, T2 2 4:1 transformers (200:50) TC4-1W-7A Mini-Circuits
U1 1 MAX19993 IC (36 TQFN-EP) Maxim Integrated Products, Inc.