SN74ALVCH16721DGGR datasheet(4/16 Pages) TI1

部件名	SN74ALVCH16721DGGR

功能描述	3.3-V 20-BIT FLIP-FLOP WITH 3-STATE OUTPUTS

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制造商	TI1 [Texas Instruments]

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ELECTRICAL CHARACTERISTICS

TIMING REQUIREMENTS

SN74ALVCH16721

3.3-V 20-BIT FLIP-FLOP

WITH 3-STATE OUTPUTS

SCES052E – JULY 1995 – REVISED AUGUST 2004

over recommended operating free-air temperature range (unless otherwise noted)

PARAMETER

TEST CONDITIONS

VCC

MIN

TYP(1) MAX

UNIT

IOH = -100 µA

1.65 V to 3.6 V

VCC - 0.2

IOH = -4 mA

1.65 V

1.2

IOH = -6 mA

2.3 V

2

VOH

2.3 V

1.7

V

IOH = -12 mA

2.7 V

2.2

3 V

2.4

IOH = -24 mA

3 V

2

IOL = 100 µA

1.65 V to 3.6 V

0.2

IOL = 4 mA

1.65 V

0.45

IOL = 6 mA

2.3 V

0.4

VOL

V

2.3 V

0.7

IOL = 12 mA

2.7 V

0.4

IOL = 24 mA

3 V

0.55

II

VI = VCC or GND

3.6 V

±5

µA

VI = 0.58 V

1.65 V

25

VI = 1.07 V

1.65 V

-25

VI = 0.7 V

2.3 V

45

II(hold)

VI = 1.7 V

2.3 V

-45

µA

VI = 0.8 V

3 V

75

VI = 2 V

3 V

-75

VI = 0 to 3.6 V

(2)

3.6 V

±500

IOZ

VO = VCC or GND

3.6 V

±10

µA

ICC

VI = VCC or GND,

IO = 0

3.6 V

40

µA

∆I

CC

One input at VCC - 0.6 V,

Other inputs at VCC or GND

3 V to 3.6 V

750

µA

Control inputs

3.5

Ci

VI = VCC or GND

3.3 V

pF

Data inputs

6

Co

Outputs

VO = VCC or GND

3.3 V

7

pF

(1)

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

(2)

This is the bus-hold maximum dynamic current. It is the minimum overdrive current required to switch the input from one state to

another.

over recommended operating free-air temperature range (unless otherwise noted) (see Figures 1 through 3)

VCC = 2.5 V

VCC = 3.3 V

VCC = 1.8 V

VCC = 2.7 V

± 0.2 V

± 0.3 V

UNIT

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

fclock

Clock frequency

(1)

150

MHz

tw

Pulse duration, CLK high or low

(1)

3.3

ns

Data before CLK

↑

(1)

4

3.6

3.1

tsu

Setup time

ns

CLKEN before CLK

↑

(1)

3.4

3.1

2.7

Data after CLK

↑

(1)

0

th

Hold time

ns

CLKEN after CLK

↑

(1)

0

(1)

This information was not available at the time of publication.

4

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