Circuit configuration no. 4 for QKAA aQFN94

nRF5340 Product Specification

Circuit configuration number 4 for QKAA aQFN™94 is showing the schematic and the bill of materials table.

Table 10. Configuration summary for circuit configuration no. 4
Config no. Supply configuration Enabled features
VDDH VDD EXTSUPPLY DCDC on VREGH DCDC on VREGMAIN and VREGRADIO USB NFC
Config. 4 USB (VDDH = VBUS) N/A No No No Yes No
Figure 4. Circuit configuration no. 4 schematic

image/svg+xmlXC1 XC2 VDD_nRF SWDCLK SWDIO RF P0.00/XL1 P0.01/XL2 X1 32MHz C4 2.2nF C2 1.0 µ F C6 100nF P0.19 P0.16/QSPI3 P0.17/QSPI_CLK C3 1.0 µ F C1 0.7pF P0.03/NFC2 P0.04/AIN0 VDD_nRF P0.18/QSPI_CS X2 32.768kHz Optional C8 100nF C19 2.2 µ F P0.08/TRACEDATA3 C9 100nF P0.22 P0.09/TRACEDATA2 P0.11/TRACEDATA0 P0.12/TRACECLK P0.13/QSPI0 P0.14/QSPI1 P0.20 P0.21 P0.23 P0.24 P0.25/AIN4 P0.05/AIN1 P0.06/AIN2 P0.07/AIN3 C7 1.0 µ F VDD_nRF C5 1.0 µ F P0.15/QSPI2 P0.02/NFC1 P0.26/AIN5 P0.27/AIN6 C17 4.7 µ F VBUS C18 4.7 µ F P1.00 P1.01 P1.02/I2C P1.03/I2C P1.04 P1.05 P1.06 P1.07 P1.08 P1.09 D_N D_P P0.28/AIN7 P0.30 P0.31 P0.29 RESET P0.10/TRACEDATA1 C10 100nF C11 100nF C12 100nF VDD_nRF VDD AJ31 DECRF G31 VDD N31 VDD AL11 DCC A21 DCCH J1 VBUS A5 DECUSB B6 VDD AL25 DECR A27 DCCD B10 DECD A15 VDD AL17 DECA A13 DECN A23 nRF5340 VDD L1 VDDH E1 VDD U1 VDD C1 VDD E31 VDD AL7 VDD AL3 VDD AC1 VDD A19 VDD B8 VDD AG1 VDD B28 ANT L31 XC1 C31 XC2 B30 SWDCLK W31 SWDIO AA31 D- B4 D+ B2 RESET AC31 U1A nRF5340-QKAA P0.00/XL1 N1 P0.01/XL2 R1 P0.26/AIN5 AL29 P0.27/AIN6 AK30 P0.06/AIN2 AB2 P0.08/TRACEDATA[3] AH2 P0.16/QSPI[3] AL9 P0.02/NFC1 W1 P0.20 AK16 P0.04/AIN0 V2 P0.05/AIN1 Y2 P0.22 AK18 P0.23 AK20 P0.24 AL27 P0.25/AIN4 AK28 P0.19 AL13 P0.17/QSPI_CLK AK12 P0.03/NFC2 AA1 P0.18/QSPI_CS AK14 P0.07/AIN3 AD2 P0.09/TRACEDATA[2] AJ1 P0.11/TRACEDATA[0] AK4 P0.12/TRACECLK AK6 P0.13/QSPI[0] AL5 P0.14/QSPI[1] AK8 P0.15/QSPI[2] AK10 P0.21 AL15 P0.28/AIN7 AE31 P0.30 B24 P0.31 B22 P0.29 U31 P0.10/TRACEDATA[1] AK2 U1B nRF5340-QKAA P1.11 B20 P1.10 R31 P1.09 AK26 P1.01 P2 P1.02/I2C AE1 P1.03/I2C AF2 P1.06 AL21 P1.07 AK24 P1.08 AL23 P1.12 B18 P1.13 A17 P1.14 B16 P1.15 B14 P1.00 M2 P1.05 AK22 P1.04 AL19 U1C nRF5340-QKAA P1.10 P1.11 P1.12 P1.13 P1.14 P1.15 C13 100nF C14 100nF C15 100nF C21 N.C. L1 2.2nH ANT R1 2R2 N.C. G1 N.C. B26 VSS_PAD 104 N.C. H2 N.C. B12 N.C. A25 N.C. J31 N.C. D2 N.C. F2 N.C. T2 N.C. AG31 N.C. A1 N.C. A31 N.C. AL1 N.C. AL31 U1D nRF5340-QKAA
Note: For PCB reference layouts, see the product page for the nRF5340 on www.nordicsemi.com.
Table 11. Bill of material for circuit configuration no. 4
Designator Value Description Footprint
C1 0.7 pF Capacitor, NP0, ±0.05 pF 0201
C2, C3, C5, C7 1.0 µF Capacitor, X7S, ±10% 0402
C4 2.2 nF Capacitor, X7R, ±10% 0201
C6, C8, C9, C10, C11, C12, C13, C14, C15 100 nF Capacitor, X7S, ±10% 0201
C17 4.7 µF Capacitor, X7S, ±10% 0603
C18 4.7 µF Capacitor, X7R, ±10% 0603
C19 2.2 µF Capacitor, X7R, ±10% 0603
C21 N.C. Not mounted 0201
L1 2.2 nH High frequency chip inductor, ±5% 0201
R1 2.2 Ω Resistor, ±1%, 0.05 W 0201
U1 nRF5340-QKAA Multiprotocol Bluetooth Low Energy, IEEE 802.15.4, ANT, and 2.4GHz proprietary System on Chip AQFN-94
X1 32 MHz Crystal SMD 2016, 32 MHz, Cl=8 pF, Total Tol: ±30 ppm. For frequency tolerance requirements, see 32 MHz crystal oscillator (HFXO). XTAL_2016
X2 32.768 kHz Crystal SMD 2012, 32.768 kHz, Cl=9 pF, Total Tol: ±50 ppm XTAL_2012