CHC3014 Datasheet, PDF (14/16 Pages) United Monolithic Semiconductors – X-band RX-TX Core Chip GaAs Monolithic Microwave IC

CHC3014
8-12GHz RX-TX Core Chip
OPERATING MODE
BIASING CONDITIONS
General Biasing conditions
Pin number
2
3
4
5
7
8
9
10
11
12
13
14
Pad name
+5R
+5
-5
+5T
C1
C2
A1
A2
A3
A4
A5
A6
Value
+5V
+5V
-5V
+5V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
Pin number
15
16
17
18
19
20
21
22
23
25
26
27
General biasing conditions
Pad name
-5
SA
SB
P1
P2
P3
P4
P5
P6
+5R
-5
+5
Value
-5V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
0 or 3.3V
+5V
-5V
+5V
SWITCHES CONTROL TABLE
Voltages to apply on the pads SA SB:
SA SB
Adaptative Isolation mode 3.3 3.3
RX path
3.3
0
TX path
0
3.3
Not used
0
0
Switch control table
Note: When the MFC is used in adaptative isolation mode, it presents a matched load to the
RF access pad RXin/TXout
TUNING ATTENUATOR CONTROL TABLE
Voltages to apply on the pads C1 C2:
state
0
1
2
3
Att (dB)
0
2
4
6
C2 C1
00
0 3.3
3.3 0
3.3 3.3
Coarse bit control table
Ref. : DSCHC30149043 - 12 Feb 09
14/16
Route Départementale 128 , B.P.46 - 91401 ORSAY Cedex - FRANCE
Tel.: [phone] - Fax : [phone]
Specifications subject to change without notice