SN54LV393A, SN74LV393A

DUAL 4BIT BINARY COUNTERS

SCLS457D − FEBRUARY 2001 − REVISED APRIL 2005

6

POST OFFICE BOX 655303

switching

characteristics

over

recommended

operation

free-air

temperature

range,

PARAMETER

FROM

TO

LOAD

TA = 25°C

SN54LV393A

SN74LV393A

UNIT

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

LOAD

CAPACITANCE

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

fmax

CL = 15 pF

75*

130*

65*

65

MHz

fmax

CL = 50 pF

45

105

35

35

MHz

QA

5.1*

13.2*

1*

15.5*

1

15.5

tpd

CLK

QB

6*

15.8*

1*

18.5*

1

18.5

tpd

CLK

QC

CL = 15 pF

7*

18*

1*

21*

1

21

ns

QD

CL = 15 pF

7.7*

19.7*

1*

23*

1

23

ns

tPHL

CLR

Qn

5.1*

12.3*

1*

14.5*

1

14.5

QA

6.7

16.7

1

19

1

19

tpd

CLK

QB

7.8

19.3

1

22

1

22

tpd

CLK

QC

CL = 50 pF

8.7

21.5

1

24.5

1

24.5

ns

QD

CL = 50 pF

9.5

23.2

1

26.5

1

26.5

ns

tPHL

CLR

Qn

6.8

15.8

1

18

1

18

* On products compliant to MIL-PRF-38535, this parameter is not production tested.

switching

characteristics

over

recommended

operating

free-air

temperature

range,

PARAMETER

FROM

TO

LOAD

TA = 25°C

SN54LV393A

SN74LV393A

UNIT

PARAMETER

FROM

(INPUT)

TO

(OUTPUT)

LOAD

CAPACITANCE

MIN

TYP

MAX

MIN

MAX

MIN

MAX

UNIT

fmax

CL = 15 pF

125*

185*

105*

105

MHz

fmax

CL = 50 pF

85

150

75

75

MHz

QA

3.7*

8.5*

1*

10*

1

10

tpd

CLK

QB

4.3*

9.8*

1*

11.5*

1

11.5

tpd

CLK

QC

CL = 15 pF

4.9*

11.2*

1*

13*

1

13

ns

QD

CL = 15 pF

5.3*

12.5*

1*

14.5*

1

14.5

ns

tPHL

CLR

Qn

3.9*

8.1*

1*

9.5*

1

9.5

QA

4.9

10.5

1

12

1

12

tpd

CLK

QB

5.6

11.8

1

13.5

1

13.5

tpd

CLK

QC

CL = 50 pF

6.2

13.2

1

15

1

15

ns

QD

CL = 50 pF

6.6

14.5

1

16.5

1

16.5

ns

tPHL

CLR

Qn

5.2

10.1

1

11.5

1

11.5

* On products compliant to MIL-PRF-38535, this parameter is not production tested.

PRODUCT PREVIEW information concerns products in the formative or

design phase of development. Characteristic data and other

specifications are design goals. Texas Instruments reserves the right to

change or discontinue these products without notice.

PRODUCT PREVIEW information concerns products in the formative or

design phase of development. Characteristic data and other

specifications are design goals. Texas Instruments reserves the right to

change or discontinue these products without notice.