AO331 is an AND /OR circuit providing the logical function Q = (A.B.C+D.E.F+G).

Truth Table

AO331

A

C

D

Q

F

G

B

E

Capacitance

AB

C

D

E

F

G

Q

Ci (pF)

LX

XL

X

X

L

L

A

0.062

L

XXX

L

X

L

L

B

0.063

L

XXX

X

L

L

L

C

0.068

XLXL

X

X

L

L

D

0.062

XLX

X

LX

L

L

E

0.063

XLX

X

XL

L

L

F

0.068

XX

L

L

XX

L

L

G

0.048

X

X

LX

LX

L

L

XX

L

X

X

L

L

L

XXXX

XX

H

H

XXX

H

H

H

X

H

HHH

X

X

X

X

H

Area

Power

1.22 mils

2

4.84 µW / MHz

Delay [ns] = tpd.. = f(SL, L)

with SL = Input Slope [ns] ; L = Output Load [pF]

Output Slope [ns] = op_sl.. = f(L)

with L = Output Load [pF]

AC Characteristics :

Tj = 25°C

VDD = 3.3V

Typical Process

AC Characteristics

Characteristics

Symbol

SL = 0.1

SL = 2.0

L = 0.1

L = 0.7

L = 1.0

L = 0.1

L = 0.7

L = 1.0

Delay A to Q

tpdar

0.88

2.33

2.99

0.88

2.32

2.95

tpdaf

1.03

2.17

2.73

1.17

2.34

2.85

Delay B to Q

tpdbr

0.87

2.31

3.00

0.97

2.41

3.12

tpdbf

0.97

2.11

2.66

1.11

2.26

2.78

Delay C to Q

tpdcr

0.84

2.28

2.95

1.04

2.47

3.12

tpdcf

0.91

2.05

2.61

1.04

2.18

2.73

Delay D to Q

tpddr

0.78

2.18

2.85

0.78

2.15

2.81

tpddf

0.96

2.12

2.63

1.14

2.27

2.82

Delay E to Q

tpder

0.76

2.15

2.84

0.86

2.25

2.92

tpdef

0.90

2.07

2.58

1.08

2.23

2.75

Delay F to Q

tpdfr

0.73

2.09

2.82

0.92

2.33

2.96

tpdff

0.84

1.99

2.52

1.00

2.14

2.71

Sept. 1996

- 71 -

Rev. N/C

Austria Mikro S ysteme International

R

0.6 µm CMOS

CUB

AO331