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CC2420-RTR1 数据表(PDF) 15 Page - Texas Instruments

部件名 CC2420-RTR1
功能描述  2.4 GHz IEEE 802.15.4 / ZigBee-ready RF Transceiver
PDF  92 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

CC2420-RTR1 数据表(HTML) 15 Page - Texas Instruments

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CC2420
SWRS041B
Page 15 of 89
7
Pin Assignment
QLP48
7x7
1
2
3
4
5
6
7
8
9
10
11
12
35
34
33
32
31
30
29
28
27
26
25
36
CC2420
RF_P
RF_N
AVDD_PRE
AVDD_RF1
TXRX_SWITCH
AVDD_VCO
VCO_GUARD
AVDD_SW
GND
GND
NC
NC
CSn
FIFO
FIFOP
CCA
SFD
DVDD1.8
SCLK
DVDD_RAM
SI
SO
DVDD3.3
NC
AGND
Exposed die
attach pad
Figure 1.
CC2420 Pinout – Top View
Pin
Pin Name
Pin type
Pin Description
-
AGND
Ground (analog)
Exposed die attach pad. Must be connected to solid ground
plane
1
VCO_GUARD
Power (analog)
Connection of guard ring for VCO (to AVDD) shielding
2
AVDD_VCO
Power (analog)
1.8 V Power supply for VCO
3
AVDD_PRE
Power (analog)
1.8 V Power supply for Prescaler
4
AVDD_RF1
Power (analog)
1.8 V Power supply for RF front-end
5
GND
Ground (analog)
Grounded pin for RF shielding
6
RF_P
RF I/O
Positive RF input/output signal to LNA/from PA in
receive/transmit mode
7
TXRX_SWITCH
Power (analog)
Common supply connection for integrated RF front-end. Must
be connected to RF_P and RF_N externally through a DC
path
8
RF_N
RF I/O
Negative RF input/output signal to LNA/from PA in
receive/transmit mode
9
GND
Ground (analog)
Grounded pin for RF shielding
10
AVDD_SW
Power (analog)
1.8 V Power supply for LNA / PA switch
11
NC
-
Not Connected
12
NC
-
Not Connected
13
NC
-
Not Connected
14
AVDD_RF2
Power (analog)
1.8 V Power supply for receive and transmit mixers
15
AVDD_IF2
Power (analog)
1.8 V Power supply for transmit / receive IF chain



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