ST72E632K2B0 查看數據表（PDF） - STMicroelectronics

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ST72E632K2B0

LOW SPEED USB 8-BIT MCU FAMILY with up to 16K MEMORY, up to 512 BYTES RAM, 8-BIT ADC, WDG, TIMER, SCI & I2C

STMicroelectronics 

ST7263

7.8 COMMUNICATION INTERFACE CHARACTERISTICS

The values given in the specifications of dedicated

functions are generally not applicable for chips.

Therefore, only the limits listed below are valid for

. the product. T = 0... +70°C, VDD - VSS = 5 V unless

otherwise specified

7.8.1 USB - Universal Bus Interface

(Operating conditions TA = 0 to +70°C, VDD = 4.0 to 5.25V unless otherwise specified)

USB DC Electrical Characteristics

Parameter

Symbol

Conditions

Min.

Max.

Unit

Input Levels:

Differential Input Sensitivity

VDI

I(D+, D-)

0.2

V

Differential Common Mode Range VCM

Includes VDI range

0.8

2.5

V

Single Ended Receiver Threshold

VSE

0.8

2.0

V

Output Levels

Static Output Low

VOL

RL of 1.5K ohms to 3.6v

0.3

V

Static Output High

VOH

RL of 15K ohm to VSS

2.8

USBVCC: voltage level

USBV

VDD=5v

3.00

Note 1: RL is the load connected on the USB drivers.

Note 2: All the voltages are measured from the local ground potential.

3.6

V

3.60

V

99/109

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