SN54BCT29825, SN74BCT29825

8BIT BUSINTERFACE FLIPFLOPS

WITH 3STATE OUTPUTS

SCBS075A − SEPTEMBER 1991 − REVISED NOVEMBER 1993

2−4

POST OFFICE BOX 655303

POST OFFICE BOX 1443

electrical characteristics over recommended operating free-air temperature range (unless

otherwise noted)

PARAMETER

TEST CONDITIONS

SN54BCT29825

SN74BCT29825

UNIT

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

MIN

TYP†

MAX

UNIT

VIK

VCC = 4.5 V,

II = −18 mA

−1.2

−1.2

V

VCC = 4.5 V

IOH = − 15 mA

2

3.2

2.4

3.3

VOH

VCC = 4.5 V

IOH = − 24 mA

2

3.1

V

VOH

VCC = 4.75 V,

IOH = − 3 mA

2.7

V

VOL

VCC = 4.5 V

IOL = 24 mA

0.38

0.55

V

VOL

VCC = 4.5 V

IOL = 48 mA

0.42

0.55

V

II

VCC = 5.5 V,

VI = 7 V

0.1

0.1

mA

IIH

VCC = 5.5 V,

VI = 2.7 V

−10

−75

−10

−75

µA

IIL

VCC = 5.5 V,

VI = 0.5 V

− 0.2

− 0.2

mA

IOS‡

VCC = 5.5 V,

VO = 0

−75

−250

−75

−250

mA

IOZH

VCC = 5.5 V,

VO = 2.7 V

20

20

µA

IOZL

VCC = 5.5 V,

VO = 0.5 V

−20

−20

µA

ICCL

VCC = 5.5 V,

Outputs open

26

40

26

40

mA

ICCH

VCC = 5.5 V,

Outputs open

10

16

10

16

mA

ICCZ

VCC = 5.5 V,

Outputs open

6

10

6

10

mA

Ci

VCC = 5 V,

VI = 2.5 V or 0.5 V

5

5

pF

Co

VCC = 5 V,

VO = 2.5 V or 0.5 V

7

7

pF

† All typical values are at VCC = 5 V, TA = 25°C.

‡ Not more than one output should be tested at a time, and the duration of the test should not exceed one second.

timing requirements over recommended ranges of supply voltage and operating free-air

temperature (unless otherwise noted)

VCC = 5 V,

SN54BCT29825

SN74BCT29825

VCC = 5 V,

TA = 25°C

SN54BCT29825

SN74BCT29825

UNIT

MIN

MAX

MIN

MAX

MIN

MAX

UNIT

fclock

Clock frequency

0

125

0

125

0

125

MHz

tw

Pulse duration

CLR low

4

4

4

ns

tw

Pulse duration

CLK high or low

4

4

4

ns

Data high

6

6

6

tsu

Setup time before CLK

↑

Data low

3.5

3.5

3.5

ns

tsu

Setup time before CLK

↑

CLR

1

1

1

ns

CLKEN high or low

8

8

8

Data high

1.5

1.5

1.5

th

Hold time after CLK

↑

Data low

0

0

0

ns

th

Hold time after CLK

↑

CLKEN high or low

0.5

0.5

0.5

ns