參數(shù)資料
型號(hào): SN74HCT02DBR
廠商: Texas Instruments, Inc.
英文描述: QUADRUPLE 2-INPUT POSITIVE-NOR GATES
中文描述: 四2輸入陽性或非門
文件頁數(shù): 3/11頁
文件大?。?/td> 335K
代理商: SN74HCT02DBR
SN54HCT02, SN74HCT02
QUADRUPLE 2-INPUT POSITIVE-NOR GATES
SCLS065E – NOVEMBER 1988 – REVISED JULY 2003
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
TYP
4.499
SN54HCT02
MIN
4.4
SN74HCT02
MIN
4.4
UNIT
MIN
4.4
MAX
MAX
MAX
VOH
VI = VIH or VIL
IOH = –20
μ
A
IOH = –4 mA
IOL = 20
μ
A
IOL = 4 mA
4.5 V
V
3.98
4.3
3.7
3.84
VOL
VI = VIH or VIL
4.5 V
0.001
0.1
0.1
0.1
V
0.17
±
0.1
0.26
±
100
0.4
0.33
±
1000
II
ICC
VI = VCC or 0
VI = VCC or 0,
One input at 0.5 V or 2.4 V,
Other inputs at 0 or VCC
5.5 V
±
1000
nA
μ
A
IO = 0
5.5 V
2
40
20
ICC
5.5 V
1.4
2.4
3
2.9
mA
Ci
4.5 V
to 5.5 V
3
10
10
10
pF
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, C
L
= 50 pF
(unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
VCC
TA = 25
°
C
TYP
SN54HCT02
SN74HCT02
UNIT
(OUTPUT)
MIN
MAX
MIN
MAX
MIN
MAX
tpd
A or B
Y
4.5 V
11
20
30
25
ns
5.5 V
10
18
27
22
tt
Y
4.5 V
5.5 V
9
8
15
14
22
20
19
17
ns
operating characteristics, T
A
= 25
°
C
PARAMETER
TEST CONDITIONS
TYP
UNIT
Cpd
Power dissipation capacitance
No load
20
pF
PRODUCT PREVIEW information concerns products in the formative or
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.
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