AT32F421K8U7

ARM Cortex-M4 32 Bit 120MHz QFN-32(5x5) Microcontrollers

QFN-32(5x5)RoHSActive

ARM-based 32-bit Cortex-M4 MCU with Flash, timers, ADC, CMP and communication interfaces

Manufacturer: ARTERY
Manufacturer part #: AT32F421K8U7
Store part #: C2965611
Package / case: QFN-32(5x5)
Category: Microcontrollers
Packaging: Tray

Datasheet (PDF)

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100% Authentic · 30-Day Return or Replacement · policy

4,464 in stock

#C2965611

Stock & price checked 6 days ago

Quantity	Unit price	Pack price
1+	₹121.00	₹121.00
10+	₹98.31	₹983.10
30+	₹87.08	₹2,612.40
100+	₹75.85	₹7,585.00
490+	₹69.15	₹33,883.50
980+	₹65.69	₹64,376.20

Quantity (min 1)

1 × ₹121.00

₹121.00

excl. GST

₹142.78 incl. 18% GST

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Dispatch in 7–10 working days
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Standard pack: 490 per tray

AT32F421K8U7

₹121.00 for 1 + GST

Specifications

Number of I/O: 27
Operating Temperature: -40℃~+105℃
Program Memory Type: FLASH
Voltage - Supply: 2.4V~3.6V
CPU Core: ARM Cortex-M4
Program Storage Size: 64KB
Core Size: 32 Bit
CPU Maximum Speed: 120MHz
Oscillator Type: Built-in+External

Packaging & compliance

RoHS: RoHS
Lifecycle: Active
ECCN: 3A991A2
Packaging: Tray
Standard pack: 490 / Tray
Sold per: Piece
Minimum order: 1
Unit weight: 2.09 g

Overview

Key features

Core: ARM 32-bit Cortex-M4 CPU，120 MHz maximum frequency, with a memory protection unit (MPU), single-cycle multiplication and hardware division, DSP instructions
16 to 64 KB of internal Flash memory
4 Kbytes of boot memory used as a Bootloader
sLib: configurable part of main Flash set as a library area with code executable but secured, non-readable
8 to 16 Kbytes of SRAM
2.4 to 3.6V power supply
Power-on reset (POR), low voltage reset (LVR) and power voltage monitoring (PVM)
Low power modes: Sleep, Deepsleep and Standby modes; four WKUP pins used for wakeup from Standby mode
Supports 5 x 32-bit battery powered registers (BPR)
4 to 25 MHz crystal oscillator (HEXT)
Internal 48 MHz factory-trimmed HICK (±1% at TA=25°C, ±2% at TA=-40°C to +105°C)
PLL flexible 31 to 500 multiplication and 1 to 15 division factor
32 kHz crystal (LEXT)
Low speed internal clock (LICK)
1 x 12-bit 2 MSPS A/D converter, up to 15 input channels
Temperature sensor (VTES) and internal reference voltage (VINTRV)
1 x CMP with 5 external input channels
1 x 5-channel DMA controller
All mappable on 16 external interrupts (EXINT)
Almost all 5 V-tolerant
1 x 16-bit 7-channel advanced timer, including 3 channels for complementary PWM output, with dead-time generator and emergency brake
Up to 5 x 16-bit timers, each with 4 IC/OC /PWM or pulse counter and quadrature (incremental) encoder input
1 x 16-bit basic timer
2 x watchdog timers (general WDT and windowed WWDT)
SysTick timer: a 24-bit downcounter
ERTC: enhanced RTC, with alarm, subsecond accuracy, hardware calendar and calibration
2 x I²C interfaces (SMBus/PMBus)
2 x USARTs supporting master synchronous SPI and modem control, with ISO7816 interface, LIN, IrDA capability and swappable TX/RX
2 x SPIs (36 Mbit/s), all with multiplexed half-duplex I²S
96-bit unique ID (UID)
Serial wire debug (SwD) interface
Operating temperature: -40 to +105°C
Packages: LQFP48 7 x 7 mm, LQFP32 7 x 7 mm, QFN32 5 x 5 mm, QFN32 4 x 4 mm, QFN28 4 x 4 mm, TSSOP20 6.5 x 4.4 mm