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README

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M483SIDAE

Nuvoton Tech · Microcontroller Units (MCUs/MPUs/SOCs) · LQFP-64(7x7)

M483SIDAE from Nuvoton Tech, in a LQFP-64(7x7). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 PB.6 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH6 analog input and UART1_RXD.
2 PB.5 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH5 analog input and I2C0_SCL.
3 PB.4 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH4 analog input and I2C0_SDA.
4 PB.3 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH3 analog input and SPI1_CLK.
5 PB.2 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH2 analog input and OPA0_O output.
6 PB.1 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH1 analog input and OPA0_N input.
7 PB.0 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH0 analog input and OPA0_P input.
8 PA.11 bidirectional General purpose digital I/O pin; alternate functions include ACMP0_P0 analog input and EBI_nRD output.
9 PA.10 bidirectional General purpose digital I/O pin; alternate functions include ACMP1_P0 analog input and OPA1_O output.
10 PA.9 bidirectional General purpose digital I/O pin; alternate functions include OPA1_N analog input and EBI_MCLK output.
11 PA.8 bidirectional General purpose digital I/O pin; alternate functions include OPA1_P analog input and EBI_ALE output.
12 PF.6 bidirectional General purpose digital I/O pin; alternate functions include EBI_ADR19 output and TAMPER0 detector loop.
13 VDD power_in Power supply for I/O ports and LDO source for internal PLL and digital circuit.
14 PF.5 bidirectional General purpose digital I/O pin; alternate functions include UART2_RXD and X32_IN 32.768 kHz crystal input.
15 PF.4 bidirectional General purpose digital I/O pin; alternate functions include UART2_TXD and X32_OUT 32.768 kHz crystal output.
16 PF.3 bidirectional General purpose digital I/O pin; alternate functions include UART0_TXD and XT1_IN 4~24 MHz crystal input.
17 PF.2 bidirectional General purpose digital I/O pin; alternate functions include UART0_RXD and XT1_OUT 4~24 MHz crystal output.
18 PC.7 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD9 address/data bus and SPI1_MISO.
19 PC.6 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD8 address/data bus and SPI1_MOSI.
20 PA.7 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD7 address/data bus and SPI1_CLK.
21 PA.6 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD6 address/data bus and SPI1_SS.
22 VSS power_in Ground pin for digital circuit.
23 VDD power_in Power supply for I/O ports and LDO source for internal PLL and digital circuit.
24 LDO_CAP passive LDO output pin.
25 PA.5 bidirectional General purpose digital I/O pin; alternate functions include SPIM_D2 Quad mode I/O and UART0_nCTS.
26 PA.4 bidirectional General purpose digital I/O pin; alternate functions include SPIM_D3 Quad mode I/O and UART0_nRTS.
27 PA.3 bidirectional General purpose digital I/O pin; alternate functions include SPIM_SS and SPI0_SS.
28 PA.2 bidirectional General purpose digital I/O pin; alternate functions include SPIM_CLK and SPI0_CLK.
29 PA.1 bidirectional General purpose digital I/O pin; alternate functions include SPIM_MISO and SPI0_MISO.
30 PA.0 bidirectional General purpose digital I/O pin; alternate functions include SPIM_MOSI and SPI0_MOSI.
31 VDDIO power_in Power supply for PA.0~PA.5.
32 nRESET input External reset input: active LOW, with an internal pull-up; set low to reset to initial state.
33 PF.0 bidirectional General purpose digital I/O pin; alternate functions include ICE_DAT serial wired debugger data and UART1_TXD.
34 PF.1 bidirectional General purpose digital I/O pin; alternate functions include ICE_CLK serial wired debugger clock and UART1_RXD.
35 PC.5 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD5 address/data bus and UART2_TXD.
36 PC.4 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD4 address/data bus and SC1_nCD.
37 PC.3 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD3 address/data bus and SC1_PWR.
38 PC.2 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD2 address/data bus and SC1_RST.
39 PC.1 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD1 address/data bus and SC1_DAT.
40 PC.0 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD0 address/data bus and SC1_CLK.
41 HSUSB_VRES passive HSUSB module reference resister.
42 HSUSB_VDD33 power_in Power supply for HSUSB VDD33.
43 HSUSB_VBUS power_in HSUSB Power supply from USB host or HUB.
44 HSUSB_D- bidirectional HSUSB differential signal D-.
45 HSUSB_VSS power_in Ground pin for HSUSB.
46 HSUSB_D+ bidirectional HSUSB differential signal D+.
47 HSUSB_VDD12_CAP passive HSUSB Internal power regulator output 1.2V decoupling pin; needs to be connected with a 1uF capacitor.
48 HSUSB_ID input HSUSB identification.
49 VSS power_in Ground pin for digital circuit.
50 LDO_CAP passive LDO output pin.
51 VDD power_in Power supply for I/O ports and LDO source for internal PLL and digital circuit.
52 PC.14 bidirectional General purpose digital I/O pin; alternate functions include EBI_AD11 address/data bus and QSPI0_CLK.
53 PB.15 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH15 analog input and EBI_AD12.
54 PB.14 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH14 analog input and EBI_AD13.
55 PB.13 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH13 analog input and DAC1_OUT analog output.
56 PB.12 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH12 analog input and DAC0_OUT analog output.
57 AVDD power_in Power supply for internal analog circuit.
58 VREF power_in ADC reference voltage input; needs to be connected with a 1uF capacitor.
59 AVSS power_in Ground pin for analog circuit.
60 PB.11 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH11 analog input and EBI_ADR16.
61 PB.10 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH10 analog input and EBI_ADR17.
62 PB.9 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH9 analog input and EBI_ADR18.
63 PB.8 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH8 analog input and EBI_ADR19.
64 PB.7 bidirectional General purpose digital I/O pin; alternate functions include EADC0_CH7 analog input and EBI_nWRL.

Key specifications

Parameter Value
Manufacturer Nuvoton Tech
Package LQFP-64(7x7)
Category Single Chip Microcomputer/Microcontroller
Pins 64

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Operation Voltage VDD 1.8 3.6 V 350
Power supply for PA.0 ~ 5 VDDIO 1.8 3.6 V 350
LDO Output Voltage VLDO 1.08 1.26 1.32 V 368
LDO Output Voltage VLDO 1.08 1.2 1.32 V 350
Internal AHB clock frequency fHCLK 192 MHz 350
DC Power Supply (VDD-VSS) VDD-VSS -0.3 4 V 348
VDDIO Power Supply (VDDIO-VSS) VDDIO-VSS -0.3 4 V 348
Input Voltage on 5V-tolerance GPIO VIN 5.5 V 348
Variations between different power pins /VDDX, VDD/ 50 mV 348
Allowed voltage difference for VDD and AVDD /VDD -AVDD/ 50 mV 348
Variations between different ground pins /VSSX - VSS/ 50 mV 348
Allowed voltage difference for VSS and AVSS /VSS - AVSS/ 50 mV 348
Maximum Current into VDD IDD 200 mA 348
Maximum Current into VDDIO IDDIO 100 mA 348
Maximum Current out of VSS ISS 100 mA 348
Maximum Current sunk by a I/O Pin IIO 20 mA 348
Maximum Current Sourced by a I/O Pin IIO 20 mA 348
Maximum Current Sunk by Total I/O Pins IIO 100 mA 348
Maximum Current Sourced by Total I/O Pins IIO 100 mA 348
Operating Temperature TA -40 105 °C 348
Junction temperature TJ -40 125 C 348
Storage Temperature TST -65 150 °C 348
Threshold Voltage (LVR) VLVR 1.4 1.48 1.56 V TA = 105 ℃ 368
Brown-out Voltage (Falling edge) VBOD_F 2.9 3 3.1 V BODVL [2:0] = 111 368
Brown-out Voltage (Falling edge) VBOD_F 1.5 1.6 1.7 V BODVL [2:0] = 000 368
Brown-out Voltage (Rising edge) VBOD_R 3 3.1 3.2 V BODVL [2:0] = 111 368
Brown-out Voltage (Rising edge) VBOD_R 1.6 1.7 1.8 V BODVL [2:0] = 000 369
Input Low Voltage (TTL input) VIL1 0.8 V VDD = VDDIO = 3.6 V 360
Input High Voltage (TTL input) VIH1 2 V VDD = VDDIO = 3.6V 360
Input Leakage Current ILK -1 1 µA VDD = VDDIO = 3.6V, 0 < VIN < VDD, Open-drain or input only mode 360
Source Current (Push-pull, output HIGH) ISR4 -18 mA VDD = VDDIO = 3.3V 360
Internal nRESET pin pull up resistor RRST 50 kΩ 361
nRESET input filtered time tFR1 32 uS 361
Input Pull Up Resistor RPU 50 kΩ VDD = VDDIO = 3.3V 360
I/O pin capacitance CIO 5 pF 361
Operation Voltage (HXT) VDD 1.8 3.6 V 362
Oscillator frequency (HXT) fHXT 4 24 MHz VDD = 1.8 ~ 3.6V 362
Temperature Range (HXT) THXT -40 105 C 362
Clock Duty (HXT) Duty 45 50 55 % 363
Feedback resistor Rf 1000 kΩ 362
Oscillator frequency (LXT) fLXT 32.768 kHz VDD = 1.8 ~ 3.6 V 364
Temperature (LXT) TLXT -40 105 C 364
Duty cycle (LXT) Duty cycle 45 55 % 364
Supply voltage (HIRC) VHRC 1.8 3.6 V 365
Center Frequency (HIRC) fHRC 12 MHz 365
Internal Oscillator Frequency (HIRC) -1 1 % TA = 25 °C, VDD = 3.3V 366
Internal Oscillator Frequency (HIRC) -2 2 % -40C ~ +105 °C, VDD = 1.8 ~ 3.6V 366
Supply voltage (LIRC) VLRC 1.8 3.6 V 366
Oscillator Frequency (LIRC) FLRC 5 20 kHz VDD=1.8V3.6V, TA=-40105°C 366
PLL input clock fPLL_IN 4 24 MHz 366
PLL multiplier output clock fPLL_OUT 50 500 MHz 366
Temperature Coefficient Tc -1.84 -1.82 -1.77 mV/°C 373
Offset Voltage when TA = 0°C Vos 710.2 716.8 mV TA = 0°C 373
Analog supply voltage (DAC) AVDD 1.8 3.6 V 373
Resistive load (DAC) RLOAD 7.5 kΩ DACOUT buffer ON 374
Output impedance (DAC) Ro 10 12 kΩ DACOUT buffer OFF 374
Capacitive load (DAC) CLOAD 50 pF 374
Power-on Reset Voltage VPOR 1.47 V 369
Flash Supply Voltage VFLA 1.08 1.32 V TA = 25℃ 377
Endurance NENDUR 10000 cycles 377
Data Retention TRET 10 year 377
Page Erase Time TERASE 92 160 mS 377
Mass Erase Time TMER 201 320 mS 377
Program Time TPROG 42 50 uS 377
Read Current IDD1 4.12 mA 377
Program Current IDD2 5 mA 377
Wakeup from IDLE mode tWU_IDLE 5 Cycles 360
Deep Power-down mode wakeup tWU_DPD 489 µs 360

CAD (KiCad official)

  • Symbol: M483SIDAE
  • Footprint: Package_QFP:LQFP-64_7x7mm_P0.4mm
  • 3D model: LQFP-64(7x7) (KiCad packages3D, STEP)
  • 3D model files: m483sidae-etched.step / m483sidae-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); m483sidae.step / m483sidae.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: Nuvoton Tech datasheet (401 pp, sha256 0c399320c60f6799, retrieved 2026-10-27, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF