Nexperia

74ALVT16821

20-bit bus interface D-type flip-flop; positive-edge trigger; 3-state

74ALVT16821

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© Nexperia B.V. 2018. All rights reserved.

Product data sheet

Rev. 4 — 22 January 2018

7 / 16

Symbol Parameter

Conditions

Min

Typ[1]

Max

Unit

VCC = 3.3 V ± 0.3 V

VIK

input clamping voltage

VCC = 3.0 V; IIK = -18 mA

-

-0.85

-1.2

V

VIH

HIGH-level input voltage

2.0

-

-

V

VIL

LOW-level input voltage

-

-

0.8

V

VCC = 3.0 V to 3.6 V; IO = -100 μA

VCC - 0.2

VCC

-

V

VOH

HIGH-level output voltage

VCC = 3.0 V; IO = -32 mA

2.0

2.3

-

V

VCC = 3.0 V

IO = 100 μA

-

0.07

0.2

V

IO = 16 mA

-

0.25

0.4

V

IO = 32 mA

-

0.3

0.5

V

VOL

LOW-level output voltage

IO = 64 mA

-

0.4

0.55

V

VOL(pu)

power-up LOW-level

output voltage

VCC = 3.6 V; IO = 1 mA; VI = VCC or GND

[2]

-

-

0.55

V

all input pins;

[3]

VCC = 0 V or 3.6 V; VI = 5.5V

-

0.1

10

μA

control pins

VCC = 3.6 V; VI = VCC or GND

-

0.1

±1

μA

data pins;

[3]

VCC = 3.6 V; VI = VCC

-

0.5

1

μA

II

input leakage current

VCC = 3.6 V; VI = 0 V

-

0.1

-5

μA

IOFF

power-off leakage current VCC = 0 V; VI or VO = 0 V to 4.5 V

-

0.1

±100 μA

IBHL

bus hold LOW current

data inputs; VCC = 3 V; VI = 0.8 V

75

130

-

μA

IBHH

bus hold HIGH current

data inputs; VCC = 3 V; VI = 2.0 V

-75

-140

-

μA

IBHLO

bus hold LOW

overdrive current

data inputs; VCC = 3.6 V; VI = 0 V to 3.6 V

[7]

500

-

-

μA

IBHHO

bus hold HIGH overdrive

current

data inputs; VCC = 3.6 V; VI = 0 V to 3.6 V

[7]

-500

-

-

μA

IEX

external current

output in HIGH-state when VO > VCC;

VO = 5.5 V; VCC = 3.0 V

-

10

125

μA

IO(pu/pd) power-up/power-down

output current

VCC ≤ 1.2 V; VO = 0.5 V to VCC;

VI = GND or VCC; nOE = don’t care

[8]

-

1

±100 μA

VCC = 3.6 V; VI = VIL or VIH

output HIGH-state; VO = 3.0 V

-

0.5

5

μA

IOZ

OFF-state output current

output LOW-state; VO = 0.5 V

-

0.5

-5

μA

VCC = 3.6 V; VI = GND or VCC; IO = 0 A

outputs HIGH-state

-

0.07

0.1

mA

outputs LOW-state

-

5.1

7

mA

ICC

supply current

outputs disabled

[5]

-

0.07

0.1

mA