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SN54HCT125 Datasheet(PDF) 3 Page - Texas Instruments

Part No. SN54HCT125
Description  QUADRUPLE BUS BUFFER GATES WITH 3-STATE OUTPUTS
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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SN54HCT125 Datasheet(HTML) 3 Page - Texas Instruments

   
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SN54HCT125, SN74HCT125
QUADRUPLE BUS BUFFER GATES
WITH 3-STATE OUTPUTS
SCLS069C – NOVEMBER 1988 – REVISED MAY 1997
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
SN54HCT125
SN74HCT125
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
VOH
VI =VIH or VIL
IOH = –20 µA
45 V
4.4
4.499
4.4
4.4
V
VOH
VI = VIH or VIL
IOH = –6 mA
4.5 V
3.98
4.3
3.7
3.84
V
VOL
VI =VIH or VIL
IOL = 20 µA
45 V
0.001
0.1
0.1
0.1
V
VOL
VI = VIH or VIL
IOL = 6 mA
4.5 V
0.17
0.26
0.4
0.33
V
II
VI = VCC or 0
5.5 V
±0.1
±100
±1000
±1000
nA
IOZ
VO = VCC or 0,
VI = VIH or VIL
5.5 V
±0.01
±0.5
±10
±5
µA
ICC
VI = VCC or 0,
IO = 0
5.5 V
8
160
80
µA
∆ICC†
One input at 0.5 V or 2.4 V,
Other inputs at 0 or VCC
5.5 V
1.4
2.4
3
2.9
mA
Ci
4.5 V
to 5.5 V
3
10
10*
10
pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
† This is the increase in supply current for each input that is at one of the specified TTL voltage levels rather than 0 V or VCC.
switching characteristics over recommended operating free-air temperature range, CL = 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
VCC
TA = 25°C
SN54HCT125
SN74HCT125
UNIT
PARAMETER
(INPUT)
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
t d
A
Y
4.5 V
15
26
39
33
ns
tpd
A
Y
5.5 V
12
23
35
30
ns
t
OE
Y
4.5 V
18
28
42
35
ns
ten
OE
Y
5.5 V
15
25
38
31
ns
tdi
OE
Y
4.5 V
15
26
39
33
ns
tdis
OE
Y
5.5 V
13
23
35
30
ns
tt
Any
4.5 V
8
15
22
19
ns
tt
Any
5.5 V
7
14
21
17
ns
switching characteristics over recommended operating free-air temperature range, CL = 150 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
VCC
TA = 25°C
SN54HCT125
SN74HCT125
UNIT
PARAMETER
(INPUT)
(OUTPUT)
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
t d
A
Y
4.5 V
19
36
58
46
ns
tpd
A
Y
5.5 V
16
32
48
42
ns
t
OE
Y
4.5 V
25
40
60
50
ns
ten
OE
Y
5.5 V
21
35
53
43
ns
tt
Any
4.5 V
17
42
63
53
ns
tt
Any
5.5 V
14
38
57
48
ns
operating characteristics, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load
35
pF
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.


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