ST207EB datasheet(7/15 Pages) STMICROELECTRONICS

部件名	ST207EB

功能描述	/-15 kV ESD protected 5 V RS-232 transceiver

PDF	15 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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7 / 15 page

ST207EB - ST207EC

Electrical characteristics

7/15

Table 8.

Timing characteristics

(C1 - C4 = 0.1 µF, VCC = 5V ± 5%, TA = min. to max., unless otherwise specified. Typical

values are referred to TA = 25°C).

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

Maximum data rate

RL = 3kΩ to 7kΩ

CL= 50pF to 1000pF

one transmitter switching

150

240

Kbps

RL = 3kΩ to 7kΩ CL= 50pF to 150pF

one transmitter switching

230

300

Kbps

tPHLR

tPLHR

Receiver propagation

delay

All drivers loaded with 3K

Ω to GND

0.2

µs

tPHLT

tPLHT

Transmitter propagation

delay

RL = 3kΩ CL= 2500pF

All transmitter loaded

µs

Transition-region slew

rate

TA = 25°C RL = 3 to 7 kΩ VCC = 5 V

CL = 50pF to 1000pF measured from

+3V to -3V or -3V to +3V

V/µs

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