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SN74AHC574PWR Datasheet(Fiches technique) 4 Page - Texas Instruments

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Numéro de pièce SN74AHC574PWR
Description  OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS
Télécharger  20 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
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SN54AHC574, SN74AHC574
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SCLS244I – OCTOBER 1995 – REVISED JULY 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
SN54AHC574
SN74AHC574
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration, CLK high or low
5
5
5
ns
tsu
Setup time, data before CLK
3.5
3.5
3.5
ns
th
Hold time, data after CLK
1.5
1.5
1.5
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
SN54AHC574
SN74AHC574
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration, CLK high or low
5
5
5
ns
tsu
Setup time, data before CLK
3
3
3
ns
th
Hold time, data after CLK
1.5
1.5
1.5
ns
switching characteristics over recommended operating free-air temperature range,
VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
TO
LOAD
TA = 25°C
SN54AHC574
SN74AHC574
UNIT
PARAMETER
(INPUT)
(OUTPUT)
CAPACITANCE
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
f
CL = 15 pF
80*
125*
65*
65
MHz
fmax
CL = 50 pF
50
75
45
45
MHz
tPLH
CLK
Q
CL =15 pF
8.5*
13.2*
1*
15.5*
1
15.5
ns
tPHL
CLK
Q
CL = 15 pF
8.5*
13.2*
1*
15.5*
1
15.5
ns
tPZH
OE
Q
CL =15 pF
8.2*
12.8*
1*
15*
1
15
ns
tPZL
OE
Q
CL = 15 pF
8.2*
12.8*
1*
15*
1
15
ns
tPHZ
OE
Q
CL =15 pF
8.5*
13*
1*
15*
1
15
ns
tPLZ
OE
Q
CL = 15 pF
8.5*
13*
1*
15*
1
15
ns
tPLH
CLK
Q
CL =50 pF
11
16.7
1
19
1
19
ns
tPHL
CLK
Q
CL = 50 pF
11
16.7
1
19
1
19
ns
tPZH
OE
Q
CL =50 pF
10.7
16.3
1
18.5
1
18.5
ns
tPZL
OE
Q
CL = 50 pF
10.7
16.3
1
18.5
1
18.5
ns
tPHZ
OE
Q
CL =50 pF
11
15
1
17
1
17
ns
tPLZ
OE
Q
CL = 50 pF
11
15
1
17
1
17
ns
tsk(o)
CL = 50 pF
1.5**
1.5
ns
∗ On products compliant to MIL-PRF-38535, this parameter is not production tested.
∗∗ On products compliant to MIL-PRF-38535, this parameter does not apply.




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