ST7LITE49M datasheet(148/188 Pages) STMICROELECTRONICS

部件名	ST7LITE49M

功能描述	8-bit MCU with single voltage Flash memory data EEPROM, ADC, 8/12-bit timers, and I²C interface

PDF	188 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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148 / 188 page

Electrical characteristics

ST7LITE49M

148/188

Figure 63.

Frequency vs voltage at four different ambient temperatures (RC at 5 V)

Figure 64.

Frequency vs voltage at four different ambient temperatures (RC at 3.3 V)

ACCRC

Accuracy of Internal

RC oscillator with

RCCR=RCCR11)

TA=25 °C,

VDD=3.0 to 3.6 V

(2)

-2

TA=0 to +85 °C,

VDD=3.0 to 3.6 V

(2)

-2.5

TA=0 to +125 °C,

VDD=3.0 to 3.6 V

(2)

-3

TA=-40 to 0 °C,

VDD=3.0 to 3.6 V

(2)

-4

2.5

tsu(RC)

RC oscillator setup

time

TA=25 °C, VDD=3.3 V

4 2)

µs

See Section 7.1.1: Internal RC oscillator

Tested in production at 3.3 V only

Table 73.

Internal RC oscillator characteristics (3.3 V calibration)

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

7.800

7.840

7.880

7.920

7.960

8.000

8.040

8.080

8.120

8.160

8.200

VDD (V)

RC5V@-40 °C

RC5V@25 °C

RC5V@85 °C

RC5V@125 °C

7.840

7.880

7.920

7.960

8.000

8.040

8.080

8.120

8.160

8.200

8.240

2.4

2.8

3.2

3.6

4.0

4.4

4.8

5.2

5.6

VDD (V)

RC3.3V@-40 °C

RC3.3V@25 °C

RC3.3V@85 °C

RC3.3V@125 °C

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