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54ABT373CFMX Datasheet(数据表) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
部件型号  54ABT373CFMX
说明  Octal Transparent Latch with TRI-STATE Outputs
下载  16 Pages
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制造商  NSC [National Semiconductor (TI)]
网页  http://www.national.com
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54ABT373CFMX Datasheet(HTML) 4 Page - National Semiconductor (TI)

 
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DC Electrical Characteristics (SOIC Package) (Continued)
Symbol
Parameter
Min
Typ
Max
Units
VCC
Conditions
CL e 50 pF RL e 500X
VOLP
Quiet Output Maximum Dynamic VOL
04
08
V
50
TA e 25 C (Note 1)
VOLV
Quiet Output Minimum Dynamic VOL
b
12
b
08
V
50
TA e 25 C (Note 1)
VOHV
Minimum High Level Dynamic Output Voltage
25
30
V
50
TA e 25 C (Note 3)
VIHD
Minimum High Level Dynamic Input Voltage
20
17
V
50
TA e 25 C (Note 2)
VILD
Maximum Low Level Dynamic Input Voltage
09
06
V
50
TA e 25 C (Note 2)
Note 1
Max number of outputs defined as (n) n b 1 data inputs are driven 0V to 3V One output at Low Guaranteed but not tested
Note 2
Max number of data inputs (n) switching n b 1 inputs switching 0V to 3V Input-under-test switching 3V to theshold (VILD) 0V to threshold (VIHD)
Guaranteed but not tested
Note 3
Max number of outputs defined as (n) n b 1 data inputs are driven 0V to 3V One output HIGH Guaranteed but not tested
AC Electrical Characteristics
Symbol
Parameter
74ABT
54ABT
74ABT
Units
TA ea25 CTA eb55 Cto a125 CTA eb40 Cto a85 C
VCC ea50V
VCC e 45V to 55V
VCC e 45V to 55V
CL e 50 pF
CL e 50 pF
CL e 50 pF
Min
Typ
Max
Min
Max
Min
Max
tPLH
Propagation Delay
19
27
45
10
68
19
45
ns
tPHL
Dn to On
19
28
45
10
70
19
45
tPLH
Propagation Delay
20
31
50
10
77
20
50
ns
tPHL
LE to On
20
30
50
15
77
20
50
tPZH
Output Enable Time
15
31
53
10
67
15
53
ns
tPZL
15
31
53
15
72
15
53
tPHZ
Output Disable Time
20
36
54
17
80
20
54
ns
tPLZ
20
34
54
10
70
20
54
AC Operating Requirements
Symbol
Parameter
74ABT
54ABT
74ABT
Units
TA ea25 CTA eb55 Cto a125 CTA eb40 Cto a85 C
VCC ea50V
VCC e 45V to 55V
VCC e 45V to 55V
CL e 50 pF
CL e 50 pF
CL e 50 pF
Min
Typ
Max
Min
Max
Min
Max
ftoggle
Max Toggle
100
100
MHz
Frequency
ts(H)
Setup Time HIGH
15
25
15
ns
ts(L)
or LOW Dn to LE
15
25
15
th(H)
Hold Time HIGH
10
25
10
ns
th(L)
or LOW Dn to LE
10
25
10
tw(H)
Pulse Width
30
33
30
ns
LE HIGH
4




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