SI8430-A-IS 参数 Datasheet PDF下载

Si8430/31/35

Table 1. Electrical Characteristics (Continued)

(V

DD1

= 5 V, V

DD2

= 5 V, T

A

= –40 to 125 ºC)

Parameter

For All Models

Output Rise Time

Output Fall Time

Common Mode Transient

Immunity

Enable to Data Valid

Enable to Data Tri-State

Start-up Time

2

Symbol

t

r

t

f

CTMI

t

en1

t

en2

t

SU

Test Condition

C

L

= 15 pF

See Figure 2

C

L

= 15 pF

See Figure 2

V

I

= V

DD

or 0 V

See Figure 1

See Figure 1

Min

—

—

25

—

—

—

Typ

2

2

30

5

5

3

Max

—

—

—

—

—

—

Unit

ns

ns

kV/µs

ns

ns

µs

Notes:

1.

t

PSK(P-P)

is the magnitude of the difference in propagation delay times measured between different units operating at the

same supply voltages, load, and ambient temperature.

2.

Start-up time is the time period from the application of power to valid data at the output.

ENABLE

OUTPUTS

t

en1

t

en2

Figure 1. ENABLE Timing Diagram

50%

Typical

Input

t

PLH

90%

50%

90%

10%

t

PHL

Typical

Output

10%

t

r

t

f

Figure 2. Propagation Delay Timing

6

Rev. 0.3