ST207EBPR datasheet(4/9 Pages) STMICROELECTRONICS

4 / 9 page

TRANSMITTER ELECTRICAL CHARACTERISTICS (C1 -C4 = 0.1

µF, VCC =5V ± 5% TA = Min to

Max, unless otherwise specified. Typical Valus are referred to TA =25

oC)

Symb ol

Parameter

T est Con ditio ns

Value

Un it

Min.

T yp.

Max.

VTOUT

Output Voltage Swing

All drivers loaded with 3K

Ω to GND

±5

±8.5

ROUT

Transmitter Output Resistance VCC =V+= V- = 0V

VOUT =

± 2 V

300

Ω

ISC

Transmitter Output Short

Circuit Current

±18

±60

IIL

Input Pull-Up Current

TIN = 0 V

200

µA

VTIL

Input Logic Threshold Low

0.8

VTIH

Input Logic Threshold High

TIMING CHARACTERISTICS (C1 -C4 = 0.1

µF, VCC =5V ± 5% TA = Min to Max, unless otherwise

specified. Typical Valus are referred to TA =25

oC)

Symb ol

Parameter

T est Con ditio ns

Value

Un it

Min.

T yp.

Max.

Maximum Data Rate

RL =3K

Ω to 7 KΩ,

CL = 50pF to 1000pF

one transmitter switching

120

kbps

tPLHR

tPHLR

Receiver Propagation Delay

All drivers loaded with 3K

Ω to GND

0.2

µs

tPLHT

tPHLT

Transmitter Propagation Delay RL =3K

Ω,CL = 2500pF

all transmitters loaded

µs

Transition-Region Slew Rate

TA =25

oCVCC =5V

RL =3K

Ω to 7 KΩ,

CL = 50pF to 1000pF

measure from -3V to 3V or 3V to -3V

µs

ST207E

4/9

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