SN54AHC374_08 Datasheet, PDF (5/21 Pages) Texas Instruments – OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH 3-STATE OUTPUTS

SN54AHC374, SN74AHC374
OCTAL EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH 3-STATE OUTPUTS
SCLS240I – OCTOBER 1995 – REVISED JULY 2003
switching characteristics over recommended operating free-air temperature range,
V_CC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
TA = 25°C
SN54AHC374 SN74AHC374
MIN TYP MAX MIN MAX MIN MAX
fmax
CL = 15 pF
CL = 50 pF
80* 130*
55
85
tPLH
CLK
tPHL
Q
CL = 15 pF
8.1*
8.1*
tPZH
OE
tPZL
Q
CL = 15 pF
7.1*
7.1*
tPHZ
tPLZ
OE
Q
CL = 15 pF
7.5*
7.5*
tPLH
CLK
tPHL
Q
CL = 50 pF
10.6
10.6
tPZH
OE
tPZL
Q
CL = 50 pF
9.6
9.6
tPHZ
OE
tPLZ
Q
CL = 50 pF
10.2
10.2
tsk(o)
CL = 50 pF
∗ _{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.}
12.7*
12.7*
11*
11*
10.5*
10.5*
16.2
16.2
14.5
14.5
14
14
1.5**
70*
50
1* 15*
1* 15*
1* 13*
1* 13*
1* 12.5*
1* 12.5*
1 18.5
1 18.5
1 16.5
1 16.5
1
16
1
16
70
50
1
15
1
15
1
13
1
13
1 12.5
1 12.5
1 18.5
1 18.5
1 16.5
1 16.5
1
16
1
16
1.5
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
switching characteristics over recommended operating free-air temperature range,
V_CC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
(OUTPUT)
LOAD
CAPACITANCE
TA = 25°C
SN54AHC374 SN74AHC374
MIN TYP MAX MIN MAX MIN MAX
fmax
CL = 15 pF
CL = 50 pF
130* 185*
85 120
110*
75
tPLH
CLK
tPHL
Q
CL = 15 pF
5.4* 8.1*
5.4* 8.1*
1* 9.5*
1* 9.5*
tPZH
OE
tPZL
Q
CL = 15 pF
5.1* 7.6*
1*
9*
5.1* 7.6*
1*
9*
tPHZ
OE
tPLZ
Q
CL = 15 pF
4.6* 6.8*
1*
8*
4.6* 6.8*
1*
8*
tPLH
CLK
tPHL
Q
CL = 50 pF
6.9 10.1
6.9 10.1
1 11.5
1 11.5
tPZH
OE
tPZL
Q
CL = 50 pF
6.6 9.6
6.6 9.6
1
11
1
11
tPHZ
OE
tPLZ
Q
CL = 50 pF
6.1 8.8
6.1 8.8
1
10
1
10
tsk(o)
CL = 50 pF
1**
∗ _{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.}
110
75
1 9.5
1 9.5
1
9
1
9
1
8
1
8
1 11.5
1 11.5
1
11
1
11
1
10
1
10
1
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
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