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M74HCT652 Scheda tecnica(PDF) 7 Page - STMicroelectronics

Il numero della parte M74HCT652
Spiegazioni elettronici  HCT651 OCTAL BUS TRANSCEIVER/REGISTER 3-STATE, INV. HCT652 OCTAL BUS TRANSCEIVER/REGISTER 3-STATE
PDF  12 Pages
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Produttore elettronici  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M74HCT652 Scheda tecnica(HTML) 7 Page - STMicroelectronics

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AC ELECTRICAL CHARACTERISTICS (Input tr =tf =6 ns)
Symbol
Parameter
Test Conditions
Value
Unit
VCC
(V)
CL
(pF)
TA =25
oC
-40 to 85
oC
Min.
Typ.
Max.
Min.
Max.
tTLH
tTHL
Output Transition Time
4.5
50
7
12
15
ns
tPLH
tPHL
Propagation Delay Time
(BUS - BUS)
4.5
50
20
30
38
ns
4.5
150
25
38
48
ns
tPLH
tPHL
Propagation Delay Time
(CLOCK - BUS)
4.5
50
29
44
55
ns
4.5
150
34
52
65
ns
tPLH
tPHL
Propagation Delay Time
(SELECT - BUS)
4.5
50
24
34
43
ns
4.5
150
29
42
53
ns
tPZL
tPZH
3-State Output Enable Time
(GAB, GBA - BUS)
4.5
50
RL =1 K
Ω
22
33
41
ns
4.5
150
RL =1 K
Ω
27
41
51
ns
tPLZ
tPHZ
Output Disable Time
(GAB, GBA - BUS)
4.5
50
RL =1 K
Ω
24
35
44
ns
fMAX
Maximum Clock Frequency
4.5
50
31
55
25
MHz
tW(H)
tW(L)
Minimum Clock Pulse Width
4.5
50
8
15
19
ns
ts
Minimum Set-up Time
4.5
50
3
10
13
ns
th
Minimum Hold Time
4.5
50
5
5
ns
CIN
Input Capacitance
5
10
10
pF
CI/O
Bus Terminal Capacitance
13
pF
CPD (*)
Power Dissipation Capacitance
for HCT651
for HCT652
38
39
pF
(*) CPD is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without load.
(Refer to Test Circuit). Average operting current can be obtained by the following equation. ICC(opr) = CPD
•VCC •fIN +ICC/8 (per Channel)
M74HCT651/652
7/12



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