ST2149B

Electrical characteristics

Doc ID 023310 Rev 1

13/23

AC characteristics

Table 7.

Symbol

Parameter

Unit

Min.

Max.

Min.

Max.

Min.

Max.

Min.

Max.

-

5.2

-

3.2

-

2.4

-

1.8

ns

-

3.2

-

1.5

-

1.3

-

1.2

ns

-

3.3

-

3.3

-

3.3

-

3.3

ns

-

1.5

-

1.4

-

1.4

-

1.3

ns

Propagation delay time

-

7.6

-

5.8

-

5.0

-

4.4

ns

-

4.6

-

3.9

-

3.9

-

3.5

ns

Propagation delay time

-

7.1

-

6.6

-

4.8

-

4.6

ns

-

5.3

-

5.1

-

4.3

-

4.1

ns

-

28

-

28

-

28

-

28

ns

-

90

-

90

-

90

-

90

ns

120

-

120

-

120

-

120

ns

80

-

60

-

50

-

50

ns

56

-

90

-

90

-

90

-

Mbps

1.

Data rate is guaranteed based on the condition that output I/O signal rise/fall time is less than 15% of period of input I/O

signal; input I/O signal is at 50% duty cycle and output I/O signal duty cycle deviation is less than 50% ± 10%.