SN54AHCT32, SN74AHCT32
QUADRUPLE 2-INPUT POSITIVE-OR GATES
SCLS248L – OCTOBER 1995 – REVISED JULY 2003
recommended operating conditions (see Note 4)
SN54AHCT32
MIN
VCC
VIH
VIL
VI
VO
IOH
IOL
∆t/∆v
Supply voltage
High-level input voltage
Low-level input voltage
Input voltage
Output voltage
High-level output current
Low-level output current
Input transition rise or fall rate
0
0
4.5
2
0.8
5.5
VCC
–8
8
20
0
0
MAX
5.5
SN74AHCT32
MIN
4.5
2
0.8
5.5
VCC
–8
8
20
MAX
5.5
UNIT
V
V
V
V
V
mA
mA
ns/V
TA
Operating free-air temperature
–55
125
–40
85
°C
NOTE 4: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs,
literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
VOH
VOL
II
ICC
∆I
CC†
Ci
TEST CONDITIONS
IOH = –50
m
A
IOH = –8 mA
IOL = 50
m
A
IOL = 8 mA
VI = 5.5 V or GND
VI = VCC or GND,
IO = 0
VCC
4.5
45V
4.5
45V
0 V to 5.5 V
5.5 V
5.5 V
5V
2
TA = 25°C
MIN
TYP
MAX
4.4
3.94
0.1
0.36
±0.1
2
1.35
10
4.5
SN54AHCT32
MIN
4.4
3.8
0.1
0.44
±1*
20
1.5
MAX
SN74AHCT32
MIN
4.4
3.8
0.1
0.44
±1
20
1.5
10
MAX
UNIT
V
V
m
A
m
A
mA
pF
One input at 3.4 V,
Other inputs at VCC or GND
VI = VCC or GND
* On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
† This is the increase in supply current for each input at one of the specified TTL voltage levels, rather than 0 V or VCC.
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V
±
0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
tPLH
tPHL
tPLH
tPHL
FROM
(INPUT)
A or B
A or B
TO
(OUTPUT)
Y
Y
LOAD
CAPACITANCE
CL = 15 pF
CL = 50 pF
TA = 25°C
MIN
TYP
MAX
5**
5**
5.5
5.5
6.9**
6.9**
7.9
7.9
SN54AHCT32
MIN
1**
1**
1
1
MAX
8**
8**
9
9
SN74AHCT32
MIN
1
1
1
1
MAX
8
8
9
9
UNIT
ns
ns
** On products compliant to MIL-PRF-38535, this parameter is not production tested.
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