Data Sheet

NUC123
May 3, 2017 Page 17 of 99 Rev.2.04
NUC123 SERIES DATASHEET
NuMicro
®
NUC123LxxANx LQFP 48 pin 4.3.1.2
PV
SS
AV
DD
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
12 11 10 9 8 7 6 5 4 3 2 1
25 26 27 28 29 30 31 32 33 34 35 36
NUC123LxxANx
LQFP 48-pin
SPI2_SS0/ADC0/PD.0
SPI0_SS1/SPI2_CLK/ADC1/PD.1
INT0/PB.14
TM0/PB.8
SPI1_SS1/SPI2_SS0/UART1_RXD/PB.4
SPI2_CLK/UART1_TXD/PB.5
SPI2_MOSI0/UART1_nRTS/PB.6 SPI2_MISO0/UART1_nCTS/PB.7
LDO_CAP
V
DD
V
SS
SPI2_MISO1/ADC4/PD.4
SPI2_MOSI1/ADC5/PD.5
XT1_OUT/PF.0
XT1_IN/PF.1
nRESET
ICE_CLK ICE_DAT PA.12/PWM0 PA.13/PWM1 PA.14/PWM2 PA.15/PWM3/I2S_MCLK/CLKO PC.8/SPI1_SS0 PC.9/SPI1_CLK
PC.0/SPI0_SS0/I2S_LRCLK
PC.1/SPI0_CLK/I2S_BCLK
PC.2/SPI0_MISO0/I2S_DI
PC.3/SPI0_MOSI0/I2S_DO
USB_D+
USB_D-
USB_VDD33_CAP
USB_VBUS
PC.10/SPI1_MISO0 PC.11/SPI1_MOSI0
PB.9/SPI1_SS1/TM1
PB.10/SPI0_SS1/TM2
I2C1_SCL/SPI2_MOSI0/SPI1_CLK/PA.11
I2C1_SDA/SPI2_MISO0/SPI1_MISO0/PA.10
PC.4/SPI0_MISO1/UART0_RXD
PC.5/SPI0_MOSI1/UART0_TXD
PC.12/SPI1_MISO1/PWM2/I2S_MCLK PC.13/SPI1_MOSI1/PWM3/CLKO
SPI0_MISO1/SPI2_MISO0/ADC2/PD.2
SPI0_MOSI1/SPI2_MOSI0/ADC3/PD.3
PS2_DAT/I2C0_SDA/ADC6/PF.2
PS2_CLK/I2C0_SCL/ADC7/PF.3
Figure 4-3 NuMicro
®
NUC123LxxANx LQFP 48-pin Diagram