ST72F521R9TC View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

ST72F521R9TC

8-BIT MCU WITH NESTED INTERRUPTS, FLASH, 10-BIT ADC, FIVE TIMERS, SPI, SCI, I2C, CAN INTERFACE

STMicroelectronics 

CLOCK CHARACTERISTICS (Cont’d)

12.5.4 RC Oscillators

Symbol

fOSC (RCINT)

Parameter

Internal RC oscillator frequency

See Figure 91

Figure 91. Typical fOSC(RCINT) vs TA

Conditions

TA=25°C, VDD=5V

ST72521

Min

Typ

Max Unit

2

3.5

5.6 MHz

4

3.8

3.6

3.4

3.2

3

-45

Vdd = 5V

Vdd = 5.5V

0

25

70

130

TA(°C)

175/211

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