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ADRF5545A Datasheet(Fiches technique) 6 Page - Analog Devices

Numéro de pièce ADRF5545A
Description  Dual-Channel, 2.4 GHz to 4.2 GHz Receiver Front End
Télécharger  20 Pages
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Fabricant  AD [Analog Devices]
Site Internet  http://www.analog.com
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ADRF5545A
Data Sheet
Rev. A | Page 6 of 20
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
ADRF5545A
TOP VIEW
(Not to Scale)
NOTES
1. NIC = NOT INTERNALLY CONNECTED. IT IS RECOMMENDED
TO CONNECT NIC TO THE RF GROUND OF THE PCB.
2. EXPOSED PAD. THE EXPOSED PAD MUST BE CONNECTED
TO RF OR DC GROUND.
1
GND
2
GND
3
ANT-CHA
4
GND
5
SWCTRL-CHAB
6
SWVDD-CHAB
7
GND
8
ANT-CHB
9
GND
10
GND
23 GND
24 BP-CHB
25 NIC
26 PD-CHAB
27 BP-CHA
28 GND
29 RXOUT-CHA
30 GND
22 RXOUT-CHB
21 GND
Figure 2. Pin Configuration
Table 5. Pin Function Descriptions
Pin No.
Mnemonic
Description
1, 2, 4, 7, 9 to 11, 14 to 16, 21, 23,
28, 30, 35 to 37, 40
GND
Ground.
3
ANT-CHA
RF Input to Channel A.
5
SWCTRL-CHAB
Control Voltage for Switches on Channel A and Channel B.
6
SWVDD-CHAB
Supply Voltage for Switches on Channel A and Channel B.
8
ANT-CHB
RF Input to Channel B.
12
TERM-CHB
Termination Output for Channel B. This pin is the transmitter path for Channel B.
13, 18, 19, 25, 32, 33, 38
NIC
Not Internally Connected. It is recommended to connect NIC to the RF ground of
the PCB.
17
VDD1-CHB
Supply Voltage for Stage 1 LNA on Channel B.
20
VDD2-CHB
Supply Voltage for Stage 2 LNA on Channel B.
22
RXOUT-CHB
RF Output. This pin is the receiver path for Channel B.
24
BP-CHB
Bypass Second Stage LNA of Channel B.
26
PD-CHAB
Power-Down All Stages of LNA for Channel A and Channel B.
27
BP-CHA
Bypass Second Stage LNA of Channel A.
29
RXOUT-CHA
RF Output. This pin is the receiver path for Channel A.
31
VDD2-CHA
Supply Voltage for Stage 2 LNA on Channel A.
34
VDD1-CHA
Supply Voltage for Stage 1 LNA on Channel A.
39
TERM-CHA
Termination Output for Channel A. This pin is the transmitter path for Channel A.
EPAD
Exposed Pad. The exposed pad must be connected to RF or dc ground.




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