Electrical characteristics

ST485B - ST485C

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Table 8.

Receiver switching characteristics

Symbol

Parameter

Value

Unit

-40 to 85 °C

-55 to 125°C

Min.

Typ.

Max.

Min.

Max.

Propagation delay input

to output

(See Figure 4 and Figure 8)

20

130

210

230

ns

Differential receiver

skew

(See Figure 4 and Figure 8)

13

ns

Output enable time

(See Fig. 2 and Figure 9)

20

50

56

ns

Output enable time

(See Fig. 2 and Figure 9)

20

50

56

ns

Output disable time

(See Fig. 2 and Figure 9)

20

50

56

ns

Output disable time

(See Fig. 2 and Figure 9)

20

50

56

ns

Maximum data rate

2.5

2.5

Mbps

1.

All currents into device pins are positive; all cuttents out of device pins are negative; all voltages are referenced to device

ground unless specified