74AHC32; 74AHCT32
Quad 2-input OR gate
Rev. 04 — 22 May 2008
Product data sheet
1. General description
The 74AHC32; 74AHCT32 is a high-speed Si-gate CMOS device and is pin compatible
with Low-power Schottky TTL (LSTTL). It is specified in compliance with JEDEC standard
No. 7-A.
The 74AHC32; 74AHCT32 provides the 2-input OR function.
2. Features
I
I
I
I
Balanced propagation delays
All inputs have Schmitt-trigger actions
Inputs accept voltages higher than V
CC
Input levels:
N
For 74AHC32: CMOS level
N
For 74AHCT32: TTL level
I
ESD protection:
N
HBM EIA/JESD22-A114E exceeds 2000 V
N
MM EIA/JESD22-A115-A exceeds 200 V
N
CDM EIA/JESD22-C101C exceeds 1000 V
I
Multiple package options
I
Specified from
−40 °C
to +85
°C
and from
−40 °C
to +125
°C
3. Ordering information
Table 1.
Ordering information
Package
Temperature range Name
74AHC32
74AHC32D
74AHC32PW
74AHC32BQ
−40 °C
to +125
°C
−40 °C
to +125
°C
−40 °C
to +125
°C
SO14
TSSOP14
DHVQFN14
plastic small outline package; 14 leads;
body width 3.9 mm
plastic thin shrink small outline package; 14 leads;
body width 4.4 mm
SOT108-1
SOT402-1
Description
Version
Type number
plastic dual in-line compatible thermal enhanced very SOT762-1
thin quad flat package; no leads; 14 terminals;
body 2.5
×
3
×
0.85 mm
NXP Semiconductors
74AHC32; 74AHCT32
Quad 2-input OR gate
Table 1.
Ordering information
…continued
Package
Temperature range Name
Description
plastic small outline package; 14 leads;
body width 3.9 mm
plastic thin shrink small outline package; 14 leads;
body width 4.4 mm
Version
SOT108-1
SOT402-1
Type number
74AHCT32
74AHCT32D
74AHCT32PW
74AHCT32BQ
−40 °C
to +125
°C
−40 °C
to +125
°C
−40 °C
to +125
°C
SO14
TSSOP14
DHVQFN14
plastic dual in-line compatible thermal enhanced very SOT762-1
thin quad flat package; no leads; 14 terminals;
body 2.5
×
3
×
0.85 mm
4. Functional diagram
1
2
≥1
3
4
1
2
4
5
9
10
12
13
1A
1B
2A
2B
3A
3B
4A
4B
1Y
3
5
≥1
6
2Y
6
9
10
≥1
8
3Y
8
12
13
4Y
11
≥1
11
mna242
mna243
Fig 1. Logic symbol
Fig 2. IEC logic symbol
A
Y
B
mna241
Fig 3. Logic diagram (one gate)
74AHC_AHCT32_4
© NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 04 — 22 May 2008
2 of 14
NXP Semiconductors
74AHC32; 74AHCT32
Quad 2-input OR gate
5. Pinning information
5.1 Pinning
terminal 1
index area
1B
1Y
2A
2B
2B
2Y
GND
5
6
7
001aad101
1A
1B
1Y
2A
1
2
3
4
14 V
CC
13 4B
12 4A
2
3
4
5
6
7
GND
3Y
8
14 V
CC
13 4B
12 4A
11 4Y
10 3B
9
3A
32
11 4Y
10 3B
9
8
3A
3Y
GND
(1)
2Y
1
1A
32
001aad102
Transparent top view
(1) The die substrate is attached to this pad using
conductive die attach material. It can not be used as
a supply pin or input.
Fig 4. Pin configuration SO14 and TSSOP14
Fig 5. Pin configuration DHVQFN14
5.2 Pin description
Table 2.
Symbol
1A
1B
1Y
2A
2B
2Y
GND
3Y
3A
3B
4Y
4A
4B
V
CC
Pin description
Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
Description
data input
data input
data output
data input
data input
data output
ground (0 V)
data output
data input
data input
data output
data input
data input
supply voltage
74AHC_AHCT32_4
© NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 04 — 22 May 2008
3 of 14
NXP Semiconductors
74AHC32; 74AHCT32
Quad 2-input OR gate
6. Functional description
Table 3.
Input
nA
L
X
H
[1]
H = HIGH voltage level;
L = LOW voltage level;
X = don’t care.
Function table
[1]
Output
nB
L
H
X
nY
L
H
H
7. Limiting values
Table 4.
Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol
V
CC
V
I
I
IK
I
OK
I
O
I
CC
I
GND
T
stg
P
tot
[1]
[2]
Parameter
supply voltage
input voltage
input clamping current
output clamping current
output current
supply current
ground current
storage temperature
total power dissipation
Conditions
Min
−0.5
−0.5
Max
+7.0
+7.0
-
+20
+25
+75
-
+150
500
Unit
V
V
mA
mA
mA
mA
mA
°C
mW
V
I
<
−0.5
V
V
O
<
−0.5
V or V
O
> V
CC
+ 0.5 V
V
O
=
−0.5
V to (V
CC
+ 0.5 V)
[1]
[1]
−20
−20
−25
-
−75
−65
T
amb
=
−40 °C
to +125
°C
[2]
-
The input and output voltage ratings may be exceeded if the input and output current ratings are observed.
For SO14 packages: above 70
°C
the value of P
tot
derates linearly at 8 mW/K.
For TSSOP14 packages: above 60
°C
the value of P
tot
derates linearly at 5.5 mW/K.
For DHVQFN14 packages: above 60
°C
the value of P
tot
derates linearly at 4.5 mW/K.
8. Recommended operating conditions
Table 5.
74AHC32
V
CC
V
I
V
O
T
amb
∆t/∆V
supply voltage
input voltage
output voltage
ambient temperature
input transition rise and fall rate
V
CC
= 3.0 V to 3.6 V
V
CC
= 4.5 V to 5.5 V
2.0
0
0
−40
-
-
5.0
-
-
+25
-
-
5.5
5.5
V
CC
+125
100
20
V
V
V
°C
ns/V
ns/V
Operating conditions
Conditions
Min
Typ
Max
Unit
Symbol Parameter
74AHC_AHCT32_4
© NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 04 — 22 May 2008
4 of 14
NXP Semiconductors
74AHC32; 74AHCT32
Quad 2-input OR gate
Table 5.
74AHCT32
V
CC
V
I
V
O
T
amb
∆t/∆V
Operating conditions
…continued
Conditions
Min
4.5
0
0
−40
V
CC
= 4.5 V to 5.5 V
-
Typ
5.0
-
-
+25
-
Max
5.5
5.5
V
CC
+125
20
Unit
V
V
V
°C
ns/V
Symbol Parameter
supply voltage
input voltage
output voltage
ambient temperature
input transition rise and fall rate
9. Static characteristics
Table 6.
Static characteristics
At recommended operating conditions; voltages are referenced to GND (ground = 0 V).
Symbol Parameter
74AHC32
V
IH
HIGH-level
input voltage
V
CC
= 2.0 V
V
CC
= 3.0 V
V
CC
= 5.5 V
V
IL
LOW-level
input voltage
V
CC
= 2.0 V
V
CC
= 3.0 V
V
CC
= 5.5 V
V
OH
HIGH-level
V
I
= V
IH
or V
IL
output voltage
I
O
=
−50 µA;
V
CC
= 2.0 V
I
O
=
−50 µA;
V
CC
= 3.0 V
I
O
=
−50 µA;
V
CC
= 4.5 V
I
O
=
−4.0
mA; V
CC
= 3.0 V
I
O
=
−8.0
mA; V
CC
= 4.5 V
V
OL
LOW-level
V
I
= V
IH
or V
IL
output voltage
I
O
= 50
µA;
V
CC
= 2.0 V
I
O
= 50
µA;
V
CC
= 3.0 V
I
O
= 50
µA;
V
CC
= 4.5 V
I
O
= 4.0 mA; V
CC
= 3.0 V
I
O
= 8.0 mA; V
CC
= 4.5 V
I
I
I
CC
C
I
C
O
input leakage
current
V
I
= 5.5 V or GND;
V
CC
= 0 V to 5.5 V
1.5
2.1
3.85
-
-
-
1.9
2.9
4.4
2.58
3.94
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2.0
3.0
4.5
-
-
0
0
0
-
-
-
-
3
4
-
-
-
0.5
0.9
1.65
-
-
-
-
-
0.1
0.1
0.1
0.36
0.36
0.1
2.0
10
-
1.5
2.1
3.85
-
-
-
1.9
2.9
4.4
2.48
3.80
-
-
-
-
-
-
-
-
-
-
-
-
0.5
0.9
1.65
-
-
-
-
-
0.1
0.1
0.1
0.44
0.44
1.0
20
10
-
1.5
2.1
3.85
-
-
-
1.9
2.9
4.4
2.40
3.70
-
-
-
-
-
-
-
-
-
-
-
-
0.5
0.9
1.65
-
-
-
-
-
0.1
0.1
0.1
0.55
0.55
2.0
40
10
-
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
µA
µA
pF
pF
Conditions
Min
25
°C
Typ
Max
−40 °C
to +85
°C −40 °C
to +125
°C
Unit
Min
Max
Min
Max
supply current V
I
= V
CC
or GND; I
O
= 0 A;
V
CC
= 5.5 V
input
capacitance
output
capacitance
V
I
= V
CC
or GND
74AHC_AHCT32_4
© NXP B.V. 2008. All rights reserved.
Product data sheet
Rev. 04 — 22 May 2008
5 of 14
嵌入式系统
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