STM32F217RGT7 查看數據表（PDF） - STMicroelectronics

零件编号

产品描述 (功能)

生产厂家

STM32F217RGT7

ARM-based 32-bit MCU, 150DMIPs, up to 1 MB Flash/128+4KB RAM, crypto, USB OTG HS/FS, Ethernet, 17 TIMs, 3 ADCs, 15 comm. interfaces & camera

STMicroelectronics 

Electrical characteristics

STM32F21xxx

5.3.9

Internal clock source characteristics

The parameters given in Table 29 and Table 30 are derived from tests performed under

ambient temperature and VDD supply voltage conditions summarized in Table 11.

High-speed internal (HSI) RC oscillator

Table 29. HSI oscillator characteristics (1)

Symbol

Parameter

Conditions

Min Typ Max Unit

fHSI Frequency

-

16

- MHz

User-trimmed with the RCC_CR

register(2)

-

-

1

%

ACCHSI

Accuracy of the HSI

oscillator

Factory-

calibrated

TA = –40 to 105 °C –8

TA = –10 to 85 °C

–4

-

-

4.5 %

4

%

TA = 25 °C

–1

-

1

%

tsu(HSI)(3)

HSI oscillator

startup time

-

2.2 4

µs

IDD(HSI)

HSI oscillator

power consumption

-

60 80 µA

1. VDD = 3.3 V, TA = –40 to 105 °C unless otherwise specified.

2. Refer to application note AN2868 “STM32F10xxx internal RC oscillator (HSI) calibration” available from the

ST website www.st.com.

3. Guaranteed by design, not tested in production.

Figure 31. ACCHSI versus temperature

max

6

avg

min

4

2

0

-2

-4

-6

-8

-45 -35 -25 -15 -5 5 15 25 35 45 55 65 75 85 95 105 115 125

Temperature (°C)

MS19012V2

84/173

Doc ID 17050 Rev 8

Share Link: