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BK2425WD датащи(PDF) 5 Page - List of Unclassifed Manufacturers

номер детали BK2425WD
подробное описание детали  Low Power High Performance 2.4 GHz GFSK Transceiver
PDF  30 Pages
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производитель  ETC2 [List of Unclassifed Manufacturers]
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BK2425WD датащи(HTML) 5 Page - List of Unclassifed Manufacturers

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BK2425
Revision 1.0
Proprietary and Confidential
Page 5 of 30
3 Pin Information
1
2
3
4
5
BK2425
6
7
8
10
9
14
13
12
11
NC
NC
NC
CE
CSN
VSS
RF
NC
CDVDD
VDD
NC
15
16
17
18
19
20
SCK
MOSI
MISO
IRQ
XO
XI
VSS
VDD
VDD
Figure 2 BK2425 pin assignments (top view) for the QFN20 package
PIN
Name
Pin Function
Description
1
CE
Digital Input
Chip Enable Activates RX or TX mode
2
CSN
Digital Input
SPI Chip Select, Active low
3
SCK
Digital Input
SPI Clock
4
MOSI
Digital Input
SPI Slave Data Input
5
MISO
Digital Output
SPI Slave Data Output with tri-state option
6
IRQ
Digital Output
Maskable interrupt pin, Active low
7
NC
No Connection
8
NC
No Connection
9
XO
Analog Output
Crystal oscillator, node P (inverter output)
10
XI
Analog Input
Crystal oscillator, node N (inverter input)
11
NC
No Connection
12
NC
No Connection
13
RFN
RF port
RF output (PA) /Input (LNA), port N.
14
VSS
Ground
Ground (0 V)
15
VDD
Power
Power Supply (1.9 V to 3.6 V DC)
16
VDD
Power Supply (1.9 V to 3.6 V DC)
17
VSS
Ground
Ground (0 V)
18
VDD
Power
Power Supply (1.9 V to 3.6 V DC)
19
CDVDD
Analog Output
Digital regulator output decoupling capacitor
20
NC
No Connection
Table 1 BK2425 QFN20 pin functions



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