STR73XF datasheet(29/40 Pages) STMICROELECTRONICS

部件名	STR73XF

功能描述	ARM7TDMI-TM 32-bit MCU with Flash, 3X CAN, 4 UARTs, 20 timers, ADC, 12 comm. interfaces

PDF	40 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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29 / 40 page

STR73xF

Electrical characteristics

29/40

Table 11.

Main oscillator electrical characteristics

Symbol

Parameter

Conditions

Value

Unit

Min

Typ

Max

fOSC

Oscillator frequency

MHz

Oscillator

Transconductance

1.5

2.3

4.2

mA/V

VOSC

Oscillation amplitude

fOSC = 4 MHz, TA= 25

oC-

2.3

fOSC = 8 MHz, TA= 25

oC1.5

VAV

Oscillator operating

point

Sine wave middle, TA= 25

0.85

tSTUP

Oscillator Start-up

Time

External crystal, VDD = 5.5V,

fOSC = 4 MHz, TA=-40

External crystal, VDD = 5.0V,

fOSC = 4 MHz, TA=25

-5.5

External crystal, VDD = 5.5V,

fOSC = 6 MHz, TA=-40

External crystal, VDD = 5.0V,

fOSC = 6 MHz, TA=25

-3.3

External crystal, VDD = 5.5V,

fOSC = 8 MHz, TA=-40

External crystal, VDD = 5.0V,

fOSC = 8 MHz, TA= 25

-2.7

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