Datasheet

MAX9989/MAX9990
+14dBm to +20dBm LO Buffers
with ±1dB Variation
10 ______________________________________________________________________________________
1
2
3
4
5
678910
20 19 18 17 16
15
14
13
12
11
BIAS
R4* R5*
GND
BIASOUT
BIASIN
GND
GND VCC1 OUTPLL GND
OUTLO
R3*
C4
C5
VCC2
VCC2
GND
GND
IN
VCCREF
GND
REF
C6
5.0V
C11
R1
100Ω
C10
C3 C2
C9
C1
OUT TO PLL
(+3dBm)
INPUT FROM LO
5.0V
5.0V
TO OUTPUT 2
R2*
GND
GND
C7
C8
5.0V
GND
FOR THESE VALUES, SEE TABLE 1.
FOR CAPACITOR VALUES, SEE TABLE 2.
MAX9989
MAX9990
Typical Application Circuit/Pin Configuration