参数资料
型号: STM32F101R4T6AXXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 36 MHz, RISC MICROCONTROLLER, QFP64
封装: 10 X 10 MM, ROHS COMPLIANT, LQFP-64
文件页数: 60/77页
文件大小: 1203K
代理商: STM32F101R4T6AXXX
STM32F101x4, STM32F101x6
Electrical characteristics
Doc ID 15058 Rev 4
5.3.16
12-bit ADC characteristics
Unless otherwise specified, the parameters given in Table 41 are derived from tests
performed under the ambient temperature, fPCLK2 frequency and VDDA supply voltage
conditions summarized in Table 8.
Note:
It is recommended to perform a calibration after each power-up.
Table 41.
ADC characteristics
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
VDDA
Power supply
2.4
3.6
V
fADC
ADC clock frequency
0.6
14
MHz
fS
(1)
Sampling rate
0.05
1
MHz
fTRIG
External trigger frequency
fADC = 14 MHz
823
kHz
17
1/fADC
VAIN
Conversion voltage range(2)
0 (VSSA or VREF-
tied to ground)
VREF+
V
RAIN
External input impedance
Table 42 for details
50
k
Sampling switch resistance
1
k
Internal sample and hold
capacitor
8pF
Calibration time
fADC = 14 MHz
5.9
s
83
1/fADC
tlat
Injection trigger conversion
latency
fADC = MHz
0.214
s
3(3)
1/fADC
tlatr
Regular trigger conversion
latency
fADC = 14 MHz
0.143
s
1/fADC
tS
Sampling time
fADC = 14 MHz
0.107
17.1
s
1.5
239.5
1/fADC
tSTAB
Power-up time
0
1
s
tCONV
Total conversion time
(including sampling time)
fADC = 14 MHz
1
18
s
14 to 252 (tS for sampling +12.5 for
successive approximation)
1/fADC
1.
Guaranteed by design, not tested in production.
2.
VREF+ is internally connected to VDDA and VREF- is be internally connected to VSSA.
3.
For external triggers, a delay of 1/fPCLK2 must be added to the latency specified in Table 41.
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STM32F101R4U6ATR 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Low-density access line, ARM-based 32-bit MCU with 16 or 32 KB Flash, 5 timers, ADC and 4 communication interfaces
STM32F101R4U6AXXX 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Low-density access line, ARM-based 32-bit MCU with 16 or 32 KB Flash, 5 timers, ADC and 4 communication interfaces
STM32F101R4U6TR 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:Low-density access line, ARM-based 32-bit MCU with 16 or 32 KB Flash, 5 timers, ADC and 4 communication interfaces