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SN54AC373 Fiches technique(PDF) 4 Page - Texas Instruments

No de pièce SN54AC373
Description  OCTAL D-TYPE TRANSPARENT LATCHES WITH 3-STATE OUTPUTS
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
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SN54AC373 Fiches technique(HTML) 4 Page - Texas Instruments

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SN54AC373, SN74AC373
OCTAL DTYPE TRANSPARENT LATCHES
WITH 3STATE OUTPUTS
SCAS540D − OCTOBER 1995 − REVISED OCTOBER 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54AC373
SN74AC373
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration, LE high
5.5
6.5
6
ns
tsu
Setup time, data before LE
5.5
6.5
6
ns
th
Hold time, data after LE
1
1
1
ns
timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54AC373
SN74AC373
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration, LE high
4
5
4.5
ns
tsu
Setup time, data before LE
4
5
4.5
ns
th
Hold time, data after LE
1
1
1
ns
switching characteristics over recommended operating free-air temperature range,
VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
TO
TO
TA = 25°C
SN54AC373
SN74AC373
UNIT
PARAMETER
TO
(INPUT)
TO
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH
D
Q
1.5
10
13.5
1
16.5
1.5
15
ns
tPHL
D
Q
1.5
9.5
13.0
1
16
1.5
14.5
ns
tPLH
LE
Q
1.5
10
13.5
1
16.5
1.5
15
ns
tPHL
LE
Q
1.5
9.5
12.5
1
15
1.5
14
ns
tPZH
OE
Q
1.5
9
11.5
1
14
1
13
ns
tPZL
OE
Q
1.5
8.5
11.5
1
13.5
1
13
ns
tPHZ
OE
Q
1.5
10
12.5
1
16
1
14.5
ns
tPLZ
OE
Q
1.5
8
11.5
1
13
1
12.5
ns
switching characteristics over recommended operating free-air temperature range,
VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
TO
TO
TA = 25°C
SN54AC373
SN74AC373
UNIT
PARAMETER
TO
(INPUT)
TO
(OUTPUT)
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
tPLH
D
Q
1.5
7
9.5
1
11.5
1.5
10.5
ns
tPHL
D
Q
1.5
7
9.5
1
11.5
1.5
10.5
ns
tPLH
LE
Q
1.5
7.5
9.5
1
12
1.5
10.5
ns
tPHL
LE
Q
1.5
7
9.5
1
11
1.5
10.5
ns
tPZH
OE
Q
1.5
7
8.5
1
10.5
1
9.5
ns
tPZL
OE
Q
1.5
6.5
8.5
1
10
1
9.5
ns
tPHZ
OE
Q
1.5
8
11
1
13.5
1
12.5
ns
tPLZ
OE
Q
1.5
6.5
8.5
1
10.5
1
10
ns
operating characteristics, VCC = 5 V, TA = 25°C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
CL = 50 pF,
f = 1 MHz
40
pF


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