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PDF STM32F051T8 Data sheet ( Hoja de datos )
| Número de pieza | STM32F051T8 | |
| Descripción | 32-bit MCU | |
| Fabricantes | STMicroelectronics | |
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STM32F051x4 STM32F051x6
STM32F051x8
ARM®-based 32-bit MCU, 16 to 64 KB Flash, 11 timers, ADC,
DAC and communication interfaces, 2.0-3.6 V
Datasheet - production data
Features
• Core: ARM® 32-bit Cortex®-M0 CPU,
frequency up to 48 MHz
• Memories
– 16 to 64 Kbytes of Flash memory
– 8 Kbytes of SRAM with HW parity checking
• CRC calculation unit
• Reset and power management
– Digital and I/O supply: VDD = 2.0 V to 3.6 V
– Analog supply: VDDA = from VDD to 3.6 V
– Power-on/Power down reset (POR/PDR)
– Programmable voltage detector (PVD)
– Low power modes: Sleep, Stop, Standby
– VBAT supply for RTC and backup registers
• Clock management
– 4 to 32 MHz crystal oscillator
– 32 kHz oscillator for RTC with calibration
– Internal 8 MHz RC with x6 PLL option
– Internal 40 kHz RC oscillator
• Up to 55 fast I/Os
– All mappable on external interrupt vectors
– Up to 36 I/Os with 5 V tolerant capability
• 5-channel DMA controller
• One 12-bit, 1.0 µs ADC (up to 16 channels)
– Conversion range: 0 to 3.6 V
– Separate analog supply from 2.4 up to 3.6
• One 12-bit DAC channel
• Two fast low-power analog comparators with
programmable input and output
• Up to 18 capacitive sensing channels
supporting touchkey, linear and rotary touch
sensors
• Up to 11 timers
– One 16-bit 7-channel advanced-control
timer for 6 channels PWM output, with
deadtime generation and emergency stop
– One 32-bit and one 16-bit timer, with up to
4 IC/OC, usable for IR control decoding
&"'!
LQFP64 10x10 mm UFQFPN48 7x7 mm UFBGA64 WLCSP36
LQFP48 7x7 mm UFQFPN32 5x5 mm 5x5 mm 2.6x2.7 mm
LQFP32 7x7 mm
– One 16-bit timer, with 2 IC/OC, 1 OCN,
deadtime generation and emergency stop
– Two 16-bit timers, each with IC/OC and
OCN, deadtime generation, emergency
stop and modulator gate for IR control
– One 16-bit timer with 1 IC/OC
– Independent and system watchdog timers
– SysTick timer: 24-bit downcounter
– One 16-bit basic timer to drive the DAC
• Calendar RTC with alarm and periodic wakeup
from Stop/Standby
• Communication interfaces
– Up to two I2C interfaces, one supporting
Fast Mode Plus (1 Mbit/s) with 20 mA
current sink, SMBus/PMBus and wakeup
from Stop mode
– Up to two USARTs supporting master
synchronous SPI and modem control, one
with ISO7816 interface, LIN, IrDA
capability, auto baud rate detection and
wakeup feature
– Up to two SPIs (18 Mbit/s) with 4 to 16
programmable bit frame, one with I2S
interface multiplexed
• HDMI CEC interface, wakeup on header
reception
• Serial wire debug (SWD)
• 96-bit unique ID
• All packages ECOPACK®2
Table 1. Device summary
Reference
Part number
STM32F051xx
STM32F051C4, STM32F051K4, STM32F051R4
STM32F051C6, STM32F051K6, STM32F051R6
STM32F051C8, STM32F051K8, STM32F051R8,
STM32F051T8
December 2015
This is information on a product in full production.
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STM32F051x4 STM32F051x6 STM32F051x8
List of tables
List of tables
Table 1.
Table 2.
Table 3.
Table 4.
Table 5.
Table 6.
Table 7.
Table 8.
Table 9.
Table 10.
Table 11.
Table 12.
Table 13.
Table 14.
Table 15.
Table 16.
Table 17.
Table 18.
Table 19.
Table 20.
Table 21.
Table 22.
Table 23.
Table 24.
Table 25.
Table 26.
Table 27.
Table 28.
Table 29.
Table 30.
Table 31.
Table 32.
Table 33.
Table 34.
Table 35.
Table 36.
Table 37.
Table 38.
Table 39.
Table 40.
Table 41.
Table 42.
Table 43.
Table 44.
Table 45.
Table 46.
Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
STM32F051xx family device features and peripheral count . . . . . . . . . . . . . . . . . . . . . . . . 11
Temperature sensor calibration values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Internal voltage reference calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Capacitive sensing GPIOs available
on STM32F051xx devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Effective number of capacitive sensing channels on STM32F051xx . . . . . . . . . . . . . . . . . 20
Timer feature comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Comparison of I2C analog and digital filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
STM32F051xx I2C implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
STM32F051xx USART implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
STM32F051xx SPI/I2S implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Legend/abbreviations used in the pinout table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Alternate functions selected through GPIOA_AFR registers for port A . . . . . . . . . . . . . . . 37
Alternate functions selected through GPIOB_AFR registers for port B . . . . . . . . . . . . . . . 38
STM32F051xx peripheral register boundary addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 48
Programmable voltage detector characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Typical and maximum current consumption from VDD at 3.6 V . . . . . . . . . . . . . . . . . . . . . 50
Typical and maximum current consumption from the VDDA supply . . . . . . . . . . . . . . . . . 51
Typical and maximum current consumption in Stop and Standby modes . . . . . . . . . . . . 52
Typical and maximum current consumption from the VBAT supply. . . . . . . . . . . . . . . . . . . 53
Typical current consumption, code executing from Flash memory,
running from HSE 8 MHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Switching output I/O current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Peripheral current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Low-power mode wakeup timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
High-speed external user clock characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Low-speed external user clock characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
HSE oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61
LSE oscillator characteristics (fLSE = 32.768 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
HSI oscillator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
HSI14 oscillator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
LSI oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Flash memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Flash memory endurance and data retention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
EMS characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
EMI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
ESD absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Electrical sensitivities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
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STM32F051x4 STM32F051x6 STM32F051x8
Description
Table 2. STM32F051xx family device features and peripheral count
Peripheral
STM32F051Kx STM32F051T8 STM32F051Cx
STM32F051Rx
Flash memory (Kbyte)
SRAM (Kbyte)
Advanced
control
Timers
General
purpose
Comm.
interfaces
Basic
SPI [I2S](1)
I2C
USART
CEC
16 32 64
1 [1](2)
1(3)
1(4) 2
64 16 32 64 16 32 64
8
1 (16-bit)
1 [1](2)
1(3)
2
5 (16-bit)
1 (32-bit)
1 (16-bit)
1 [1](2)
1(3)
1(4)
1
2 [1]
2
2
2 [1]
1(3)
1(4) 2
2
12-bit ADC
(number of channels)
1
(10 ext. + 3 int.)
1
(16 ext. + 3 int.)
12-bit DAC
(number of channels)
1
(1)
Analog comparator
2
GPIOs
25 (on LQFP32)
27 (on UFQFPN32)
29
39
55
Capacitive sensing channels
13 (on LQFP32)
14 (on UFQFPN32)
14
17
18
Max. CPU frequency
48 MHz
Operating voltage
2.0 to 3.6 V
Operating temperature
Ambient operating temperature: -40°C to 85°C / -40°C to 105°C
Junction temperature: -40°C to 105°C / -40°C to 125°C
Packages
LQFP32
UFQFPN32
WLCSP36
LQFP48
UFQFPN48
LQFP64
UFBGA64
1. The SPI1 interface can be used either in SPI mode or in I2S audio mode.
2. SPI2 is not present.
3. I2C2 is not present.
4. USART2 is not present.
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