參數(shù)資料
型號: SN54AHCT373FK
廠商: Texas Instruments, Inc.
英文描述: OCTAL TRANSPARENT D-TYPE LATCHES WITH 3-STATE OUTPUTS
中文描述: 有三態(tài)輸出的8個透明D型鎖存器
文件頁數(shù): 4/16頁
文件大小: 534K
代理商: SN54AHCT373FK
SN54AHCT373, SN74AHCT373
OCTAL TRANSPARENT D-TYPE LATCHES
WITH 3-STATE OUTPUTS
SCLS239M
OCTOBER 1995
REVISED JULY 2003
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
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
LOAD
TA = 25
°
C
TYP
5.1*
SN54AHCT373
MIN
1*
SN74AHCT373
MIN
1
UNIT
(OUTPUT)
CAPACITANCE
MIN
MAX
8.5*
MAX
9.5*
MAX
9.5
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tPLH
tPHL
tPLH
tPHL
tPZH
tPZL
tPHZ
tPLZ
tsk(o)
D
Q
CL= 15 pF
CL = 15 pF
ns
5.1*
8.5*
1*
9.5*
1
9.5
LE
Q
CL= 15 pF
CL = 15 pF
7.7*
12.3*
1*
13.5*
1
13.5
ns
7.7*
12.3*
1*
13.5*
1
13.5
OE
Q
CL= 15 pF
CL = 15 pF
6.3*
10.9*
1*
12.5*
1
12.5
ns
6.3*
10.9*
1*
12.5*
1
12.5
OE
Q
CL= 15 pF
CL = 15 pF
6*
6*
10.2*
10.2*
1*
1*
11*
11*
1
1
11
11
ns
D
Q
CL= 50 pF
CL = 50 pF
5.9
9.5
1
10.5
1
10.5
ns
5.9
9.5
1
10.5
1
10.5
LE
Q
CL= 50 pF
CL = 50 pF
8.5
13.3
1
14.5
1
14.5
ns
8.5
13.3
1
14.5
1
14.5
OE
Q
CL= 50 pF
CL = 50 pF
7.1
11.9
1
13.5
1
13.5
ns
7.1
11.9
1
13.5
1
13.5
OE
Q
CL= 50 pF
CL = 50 pF
6.8
11.2
1
12
1
12
ns
6.8
11.2
1
12
1
12
CL = 50 pF
1**
1
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.
noise characteristics, V
CC
= 5 V, C
L
= 50 pF, T
A
= 25
°
C (see Note 4)
PARAMETER
SN74AHCT373
MIN
TYP
UNIT
MAX
VOL(P)
VOL(V)
VOH(V)
VIH(D)
VIL(D)
NOTE 4: Characteristics are for surface-mount packages only.
Quiet output, maximum dynamic VOL
Quiet output, minimum dynamic VOL
Quiet output, minimum dynamic VOH
High-level dynamic input voltage
0.8
1.2
V
0.8
1.2
V
4.1
V
2
V
Low-level dynamic input voltage
0.8
V
operating characteristics, V
CC
= 5 V, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load,
f = 1 MHz
17
pF
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