MC145026

•MC145027•MC145028•SC41343•SC41344

MOTOROLA

6

Sb l

Ch

i i

Figure

V

Guaranteed Limit

Ui

Symbol

Characteristic

Figure

No.

VDD

Min

Max

Unit

tTLH, tTHL

Output Transition Time

4,8

5.0

10

15

—

—

—

200

100

80

ns

tr

Din Rise Time — Decoders

5

5.0

10

15

—

—

—

15

15

15

µs

tf

Din Fall Time — Decoders

5

5.0

10

15

—

—

—

15

5.0

4.0

µs

fosc

Encoder Clock Frequency

6

5.0

10

15

0.001

0.001

0.001

2.0

5.0

10

MHz

f

Decoder Frequency — Referenced to Encoder Clock

12

5.0

10

15

1.0

1.0

1.0

240

410

450

kHz

tw

TE Pulse Width — Encoders

7

5.0

10

15

65

30

20

—

—

—

ns

* Also see next Switching Characteristics table for 2.5 V specifications.

Sb l

Ch

i i

Figure

V

Guaranteed Limit

Ui

Symbol

Characteristic

Figure

No.

VDD

Min

Max

Unit

tTLH, tTHL

Output Transition Time

4, 8

2.5

—

450

ns

fosc

Encoder Clock Frequency

6

2.5

1.0

250

kHz

tw

TE Pulse Width

7

2.5

1.5

—

µs

Sb l

Ch

i i

Figure

V

Guaranteed Limit

Ui

Symbol

Characteristic

Figure

No.

VDD

Min

Max

Unit

tTLH, tTHL

Output Transition Time

4, 8

2.8

5.0

10

—

—

—

320

200

100

ns

tr

Din Rise Time

5

2.8

5.0

10

—

—

—

15

15

15

µs

tf

Din Fall Time

5

2.8

5.0

10

—

—

—

15

15

5.0

µs

f

Decoder Frequency — Referenced to Encoder Clock

12

2.8

5.0

10

1.0

1.0

1.0

100

240

410

kHz