Description
The CHR3894-98F is a multifunction monolithic receiver, which integrates a balanced cold fet mixer, a LO chain with buffers associated to a time two multiplier, IF_I and a RF low noise amplifier including gain control.
Features
- Broadband performances: 37-40GHz.
- 13dB Conversion gain.
- 16dBc Image Rejection.
- 2dBm IIP3 without attenuation (GC=-2V).
- 8dB Gain Control range.
- 4.5dB Noise Figure for IF>0.1GHz.
- 0dBm LO input Power.
- DC bias: Vd=4V @ Id=250mA.
- Chip size 2.6x2.7x0.1mm
Conversion gain (dB)
Conversion gain (USB mode) @ IF 2GHz
20
18
16
14
12
10
8
6
4
2
-2V
-0.4V
-0.2V
0V
+0.6V
0
35
36
37
38
39
40
41
42
43
44
RF Frequency (GHz)
Main Characteris.
CHR3894-98F_UnitedMonolithicSemiconductors.pdf
