ST3222E

Electrical characteristics

7/18

Table 8.

85°C, unless otherwise specified. Typical values are referred to

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Output leakage current

± 0.05

± 10

µA

Receiver input voltage

operating range

-25

25

V

Input threshold low

0.6

1.2

V

0.8

1.5

Input threshold high

1.5

2.4

V

1.8

2.4

Input hysteresis

0.5

V

Input resistance

3

5

7

K

Ω

Output voltage low

0.4

V

Output voltage high

0.1

V

Table 9.

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Data transfer rate

one transmitter switching

250

Kbps

Propagation delay input to

output

0.15

µs

Transmitter propagation

200

ns

Receiver output enable

time

Normal operation

50

ns

Receiver output disable

time

Normal operation

50

ns

Receiver Propagation

Delay Difference

50

ns

Transition Slew Rate

measured from +3V to -3V or -3V to +3V

6

4

30

30

V/

µs

V/

µs

1.

Transmitter Skew is measured at the transmitter zero cross points