STR730FZ1T7 datasheet(30/52 Pages) STMICROELECTRONICS

部件名	STR730FZ1T7

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

PDF	52 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

30 / 52 page

Electrical parameters

STR73xFxx

30/52

Main oscillator characteristics

VDD = 5 V ± 10%, TA = -40° C to TAmax, unless otherwise specified.

Table 14.

Main oscillator characteristics

Symbol

Parameter

Conditions

Value

Unit

Min

Typ

Max

fOSC

Oscillator frequency

MHz

Oscillator

transconductance

1.5

4.2

mA/V

VOSC

Oscillation amplitude

fOSC = 4 MHz, TA= 25

o C-

2.4

fOSC = 8 MHz, TA= 25

o C1.-

VAV

Oscillator operating

point

Sine wave middle, TA= 25

o C

0.77

tSTUP

Oscillator start-up time

External crystal, VDD = 5.5 V,

fOSC = 4 MHz, TA=-40

o C

External crystal, VDD = 5.0 V,

fOSC = 4 MHz, TA=25

o C

-5.5

External crystal, VDD = 5.5 V,

fOSC = 6 MHz, TA=-40

o C

External crystal, VDD = 5.0 V,

fOSC = 6 MHz, TA=25

o C

-3.3

External crystal, VDD = 5.5 V,

fOSC = 8 MHz, TA=-40

o C

External crystal, VDD = 5.0 V,

fOSC = 8 MHz, TA= 25

o C

-2.7

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