CD54AC245_07 Datasheet, PDF (5/16 Pages) Texas Instruments – Octal-Bus Transceiver Three-State, Non-Inverting

CD54/74AC245, CD54/74ACT245
ACT Input Load Table
INPUT
UNIT LOAD
An, Bn
0.83
OE
0.64
DIR
0.25
NTaObTleE, :e.Ug.n,i2t l.o4amdAism∆_{aICxCatlim25ito}sCp.ecified in DC Electrical Specifications
Switching Specifications Input t_r, t_f = 3ns, C_L = 50pF (Worst Case)
-40^oC TO 85^oC
PARAMETER
AC TYPES
SYMBOL
V_CC (V)
MIN
TYP MAX
Propagation Delay,
Data to Output
t_PLH, t_PHL
1.5
-
3.3
3.2
(Note 9)
-
96
-
10.8
5
2.2
-
7.7
(Note 10)
Propagation Delay,
Output Disable to Output
t_PLZ, t_PHZ
1.5
-
-
159
3.3
4.7
-
15.9
5
3.7
-
12.7
Propagation Delay,
Output Enable to Output
t_PZL, t_PZH
1.5
-
-
159
3.3
5.6
-
19
5
3.7
-
12.7
Minimum (Valley) V_OH During
V_OHV
5
Switching of Other Outputs
See Figure 1
(Output Under Test Not Switching)
-
4 at
-
25^oC
Maximum (Peak) V_OL During
V_OLP
5
Switching of Other Outputs
See Figure 1
(Output Under Test Not Switching)
-
1 at
-
25^oC
Three-State Output Capacitance
C_O
-
Input Capacitance
C_I
-
Power Dissipation Capacitance
C_PD
-
(Note 11)
-
15
-
-
-
10
-
57
-
ACT TYPES
Propagation Delay,
Data to Output
t_PLH, t_PHL
5
2.7
-
9.1
(Note 10)
Propagation Delay,
t_PLZ, t_PHZ
5
3.7
12.7
Output Disable to Output
Propagation Delay,
t_PZL, t_PZH
5
3.8
13.1
Output Enable to Output
Minimum (Valley) V_OH During
V_OHV
5
Switching of Other Outputs
See Figure 1
(Output Under Test Not Switching)
-
4 at
-
25^oC
Maximum (Peak) V_OL During
V_OLP
5
Switching of Other Outputs
See Figure 1
(Output Under Test Not Switching)
-
1 at
-
25^oC
-55^oC TO 125^oC
MIN
TYP MAX
UNITS
-
-
106
ns
3
-
11.9
ns
2.1
-
8.5
ns
-
-
175
ns
4.4
-
17.5
ns
3.5
-
14
ns
-
-
175
ns
5.3
-
21
ns
3.5
-
14
ns
-
4 at
-
V
25^oC
-
1 at
-
V
25^oC
-
15
-
pF
-
-
10
pF
-
57
-
pF
2.5
-
10
ns
3.5
14
ns
3.6
14.4
ns
-
4 at
-
V
25^oC
-
1 at
-
V
25^oC
5