ARA1400
Table 1: Pin Description
PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
NAME
GND
N/C
ATT
IN
RF
OUT1
V
REF1
ATT
ACG1
ATT
ACG1
ATT
ACG1
ATT
ACG1
RF
IN
I
SET1
V
ATT
32 dB
16 dB
DESCRIPTION
Ground
No Connection
(1)
PIN
15
16
17
18
19
(3)
NAME
8 dB
4 dB
V
A2
V
REF2
RF
OUT
ATT
ACG2
ATT
ACG2
ATT
ACG2
ATT
ACG2
ATT
ACG3
Tx
RF
IN2
I
SET2
ATT
OUT
DESCRIPTION
82 dB Attenution Control Bit
4 dB Attenution Control Bit
Amplifier A2 Supply
Reference Voltage for
Amplifier A2
RF Output from Switch
(2)
Attenuator AC Ground 2
Attenuator AC Ground 2
Attenuator AC Ground 2
Attenuator AC Ground 2
Attenuator AC Ground 3
Output Switch Control
Amplifier A2 Input
(4)
Amplifier A2 Current Adjust
Attenuator Output
(2)
(3)
Attenuator Input
(2)
Amplifier A1 Output and
Supply
Reference Voltage for
Amplifier A1
Attenuator AC Ground 1
Attenuator AC Ground 1
Attenuator AC Ground 1
Attenuator AC Ground 1
Amplifier A1 Input
(4)
Amplifier A1 Current Adjust
Attenuator Supply
32 dB Attenution Control Bit
16 dB Attenution Control Bit
20
21
22
23
24
25
26
27
28
(3)
(3)
(3)
(3)
(3)
(3)
(3)
Notes:
(1) All N/C pins should be grounded.
(2) Pins should be AC-coupled. No external DC bias should be applied.
(3) Pins should be AC-grounded. No external DC bias should be applied.
(4) Pins should be AC-coupled from the RF path, and should be pulled to ground through a resistor.
Data Sheet - Rev 2.1
03/2004
3
ANADIGICS [ ANADIGICS, INC ]
