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74LVQ74 Datasheet(PDF) 4 Page - STMicroelectronics

Part No. 74LVQ74
Description  DUAL D-TYPE FLIP FLOP WITH PRESET AND CLEAR
Download  11 Pages
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

74LVQ74 Datasheet(HTML) 4 Page - STMicroelectronics

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DC SPECIFICATIONS
Symb ol
Parameter
Test Co nditi ons
Valu e
Un it
VCC
(V)
TA =25
oC
-40 to 85
oC
Min.
T yp.
Max.
Mi n.
Max.
VIH
High Level Input Voltage
3.0 to
3.6
2.0
2.0
V
VIL
Low Level Input Voltage
0.8
0.8
V
VOH
High Level Output
Voltage
3.0
VI
(* ) =
VIH or
VIL
IO=-50
µA
2.9
2.99
2.9
V
IO=-12 mA
2.58
2.48
IO=-24 mA
2.2
VOL
Low Level Output
Voltage
3.0
VI
(*) =
VIH or
VIL
IO=50
µA
0.002
0.1
0.1
V
IO=12 mA
0
0.36
0.44
IO=24 mA
0.55
II
Input Leakage Current
3.6
VI =VCC or GND
±0.1
±1
µA
ICC
Quiescent Supply
Current
3.6
VI =VCC or GND
2
20
µA
IOLD
Dynamic Output Current
(note 1, 2)
3.6
VOLD = 0.8 V max
36
mA
IOHD
VOHD = 2 V min
-25
mA
1) Maximum test duration 2ms, one output loaded attime
2) Incident wave switching is guaranteed on transmission lines with impedances as low as 50
Ω.
(*) All outputs loaded.
DYNAMIC SWITCHING CHARACTERISTICS
Symb ol
Parameter
Test Co nditi ons
Valu e
Un it
VCC
(V)
TA =25
oC
-40 to 85
oC
Min.
T yp.
Max.
Mi n.
Max.
VOLP
Dynamic Low Voltage
Quiet Output (note 1, 2)
3.3
CL =50 pF
0.2
0.8
V
VOLV
-0.8
-0.2
VIHD
Dynamic High Voltage
Input (note 1, 3)
3.3
2
VILD
Dynamic Low Voltage
Input (note 1, 3)
3.3
0.8
1) Worst case package
2) Max number of outputs defined as (n). Data inputs are driven 0V to 3.3V, (n -1) outputs switching and one output at GND
3) max number of data inputs (n) switching. (n-1) switching 0V to3.3V. Inputs under test switching: 3.3V to threshold (VILD), 0V to threshold (VIHD). f=1MHz
74LVQ74
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