SN54LVT574, SN74LVT574

3.3-V ABT OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS

WITH 3-STATE OUTPUTS

SCBS139D – MAY 1992 – REVISED JULY 1995

4

POST OFFICE BOX 655303

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

otherwise noted)

PARAMETER

TEST CONDITIONS

SN54LVT574

SN74LVT574

UNIT

PARAMETER

TEST CONDITIONS

MIN

TYP†

MAX

MIN

TYP†

MAX

UNIT

VIK

VCC = 2.7 V,

II = –18 mA

–1.2

–1.2

V

VCC = MIN to MAX‡, IOH = –100 µA

VCC – 0.2

VCC – 0.2

VOH

VCC = 2.7 V,

IOH = – 8 mA

2.4

2.4

V

VOH

VCC =3V

IOH = – 24 mA

2

V

VCC = 3 V

IOH = – 32 mA

2

VCC =2 7V

IOL = 100 µA

0.2

0.2

VCC = 2.7 V

IOL = 24 mA

0.5

0.5

VOL

IOL = 16 mA

0.4

0.4

V

VOL

VCC =3V

IOL = 32 mA

0.5

0.5

V

VCC = 3 V

IOL = 48 mA

0.55

IOL = 64 mA

0.55

VCC = 0 or MAX‡,

VI = 5.5 V

50

10

II

V3 6 V

VI = VCC or GND

Control

inputs

±1

±1

µA

I

VCC = 3.6 V

VI = VCC

Data inputs

1

1

µ

VI = 0

Data inputs

–5

–5

Ioff

VCC = 0,

VI or VO = 0 to 4.5 V

±100

µA

II(h ld)

VCC =3V

VI = 0.8 V

Data inputs

75

75

µA

II(hold)

VCC = 3 V

VI = 2 V

Data inputs

–75

–75

µA

IOZH

VCC = 3.6 V,

VO = 3 V

1

1

µA

IOZL

VCC = 3.6 V,

VO = 0.5 V

–1

–1

µA

Outputs high

0.13

0.39

0.13

0.19

ICC

VCC = 3.6 V,

IO = 0,

Outputs low

8.7

14

8.7

12

mA

ICC

VI = VCC or GND

Outputs

disabled

0.13

0.39

0.13

0.19

mA

∆ICC§

VCC = 3 V to 3.6 V,

One input at VCC – 0.6 V,

Other inputs at VCC or GND

0.3

0.2

mA

Ci

VI = 3 V or 0

4

4

pF

Co

VO = 3 V or 0

8

8

pF

† All typical values are at VCC = 3.3 V, TA = 25°C.

‡ For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating conditions.

§ This is the increase in supply current for each input that is at the specified TTL voltage level rather than VCC or GND.

timing requirements over recommended operating free-air temperature range (unless otherwise

noted) (see Figure 1)

SN54LVT574

SN74LVT574

VCC = 3.3 V

± 0.3 V

VCC = 2.7 V

VCC = 3.3 V

± 0.3 V

VCC = 2.7 V

UNIT

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

fclock

Clock frequency

0

150

0

150

0

150

0

150

MHz

tw

Pulse duration, CLK high or low

3.3

3.3

3.3

3.3

ns

tsu

Setup time, data before CLK

↑

2

2.4

2

2.4

ns

th

Hold time, data after CLK

↑

0.9

0.9

0.3

0

ns