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STM32L021D4 bảng dữ liệu(PDF) 11 Page - STMicroelectronics

tên linh kiện STM32L021D4
Giải thích chi tiết về linh kiện  Access line ultra-low-power 32-bit MCU Arm®-based Cortex®-M0, 16KB Flash, 2KB SRAM, 512B EEPROM, ADC, AES
PDF  114 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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STM32L021D4 bảng dữ liệu(HTML) 11 Page - STMicroelectronics

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STM32L021x4
Description
32
2.1
Device overview
Table 1. Ultra-low-power STM32L021x4 device features and peripheral counts
Peripheral
STM32 L021D4 STM32 L021F4 STM32 L021G4 STM32L021K4
Flash (Kbytes)
16
Data EEPROM (bytes)
512
RAM (Kbytes)
2
AES
1
Timers
General-
purpose
2
LPTIM
1
RTC/SYSTICK/IWDG/
WWDG
1/1/1/1
Communication
interfaces
SPI
1
I2C
1
USART
1
LPUART
1
GPIOs
11
16
24
26/28(1)
Clocks: HSE(2)/LSE/HSI/MSI/LSI
1/1/1/1/1
12-bit synchronized ADC
Number of channels
1
4
1
7/9(3)
1
10
Comparators
2
Max. CPU frequency
32 MHz
Operating voltage
1.8 V to 3.6 V (down to 1.65 V at power-down) with BOR option
1.65 V to 3.6 V without BOR option
Operating temperatures
Ambient temperature: –40 to +125 °C
Junction temperature: –40 to +130 °C
Packages
TSSOP14
TSSOP20,
UFQFPN20
UFQFPN28
LQFP32,
UFQFPN32
1. The devices feature 26 and 28 GPIOs on LQFP32 and UFQFPN32, respectively.
2. HSE available only as external clock input (HSE bypass).
3. The devices feature 7 and 9 ADC channels on UFQFPN20 and TSSOP20, respectively.



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