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NRF51422-QFAB-R7 Datasheet(PDF) 113 Page - Nordic Semiconductor

Part # NRF51422-QFAB-R7
Description  Multiprotocol ANT™/Bluetooth® low energy System on Chip
PDF  115 Pages
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Manufacturer  NORDIC [Nordic Semiconductor]
Direct Link  https://www.nordicsemi.com/
Logo NORDIC - Nordic Semiconductor

NRF51422-QFAB-R7 Datasheet(HTML) 113 Page - Nordic Semiconductor

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Page 113
nRF51422 Product Specification v3.1
11.8.3
CFAC WLCSP schematic with DC/DC converter setup
Figure 39 CFAC WLCSP with DC/DC converter setup
Note: For PCB reference layouts, see the Reference Layout section on the Downloads tab for the
different chip variants on www.nordicsemi.com.
RF
VCC_nRF
VCC_nRF
C8
100nF
C3
2.2nF
C9
1.0nF
P0.17
P0.18
P0.19
P0.04
P0.03
P0.02
P0.30
P0.00
P0.01
P0.05
P0.06
P0.07
P0.20
C10
47nF
AVDD
C12
1.0μF
P0.31
AVDD
C1
12pF
C2
12pF
X1
16MHz
C11
100nF
C7
4.7μF
C14
12pF
C13
12pF
X2
32.768kHz
Optional
ANT1
A3
ANT2
B3
VDD_PA
A2
GND
B1
SE
A1
B1
BAL-NRF02D3
VDD
B8
VDD
H8
VDD_PA
E1
ANT1
D1
ANT2
C1
AVDD
A1
nRF51x22
DCC
B9
P0.30
D8
P0.00
C9
P0.01
E9
P0.02
D9
P0.03
F9
P0.04
F8
P0.05
H9
P0.06
G8
P0.07
H7
P0.17
G2
P0.18
H1
P0.19
F2
P0.20
G1
DEC2
F1
P0.31
E8
VSS
D7
VSS
G6
VSS
G9
U1
nRF51x22-CFAC
L5
15nH
L4
10μH



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