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74AC399 Datasheet(PDF) 4 Page - Fairchild Semiconductor

Part No. 74AC399
Description  Quad 2-Port Register
Download  8 Pages
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Maker  FAIRCHILD [Fairchild Semiconductor]
Homepage  http://www.fairchildsemi.com
Logo FAIRCHILD - Fairchild Semiconductor

74AC399 Datasheet(HTML) 4 Page - Fairchild Semiconductor

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4
DC Electrical Characteristics for ACT
Note 5: All outputs loaded; thresholds on input associated with output under test.
Note 6: Maximum test duration 2.0 ms, one output loaded at a time.
AC Electrical Characteristics for AC
Note 7: Voltage Range 5.0 is 5.0V
± 0.5V
Symbol
Parameter
VCC
TA = 25°CTA = −40°C to +85°C
Units
Conditions
(V)
Typ
Guaranteed Limits
VIH
Minimum HIGH Level
4.5
1.5
2.0
2.0
V
VOUT = 0.1V
Input Voltage
5.5
1.5
2.0
2.0
or VCC −0.1V
VIL
Maximum LOW Level
4.5
1.5
0.8
0.8
V
VOUT = 0.1V
Input Voltage
5.5
1.5
0.8
0.8
or VCC − 0.1V
VOH
Minimum HIGH Level
4.5
4.49
4.4
4.4
VIOUT = −50 µA
5.55.495.4
5.4
VIN = VIL or VIH
4.5
3.86
3.76
V
IOH = −24 mA
5.5
4.85
4.76
IOH = −24 mA (Note 5)
VOL
Maximum LOW Level
4.5
0.001
0.1
0.1
VIOUT = 50 µA
Output Voltage
5.5
0.001
0.1
0.1
VIN = VIL or VIH
4.5
0.36
0.44
V
IOL = 24 mA
5.5
0.36
0.44
IOL = 24 mA (Note 5)
IIN
Maximum Input
5.5
±0.1
±1.0
µAV
I = VCC, GND
Leakage Current
ICCT
Maximum ICC/Input
5.5
0.6
1.5
mA
VI = VCC −2.1V
IOLD
Minimum Dynamic (Note 6)
5.5
75
mA
VOLD = 1.65V Max
IOHD
Output Current
5.5
−75
mA
VOHD = 3.85V Min
ICC
Maximum Quiescent
5.5
4.0
40.0
µA
VIN = VCC
Supply Current
or Ground
VCC
TA = +25°CTA = −40°C tp +85°C
Symbol
Parameter
(V)
VCC = +5.0V
VCC = 5.0V
Units
(Note 7)
CL = 50 pF
CL = 50 pF
Min
Typ
Max
Min
Max
fMAX
Input Clock Frequency
3.3
140
160
130
MHz
5.0
170
190
165
tPLH
Propagation Delay
3.3
4.0
7.5
10.0
3.5
11.0
ns
CP to Q
5.0
2.0
5.0
8.0
1.5
8.5
tPHL
Propagation Delay
3.3
3.5
7.0
9.5
3.0
10.5
ns
CP to Q
5.0
2.0
5.0
7.5
1.5
8.0


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