English
Language : 

74LCX14MTCX Datasheet, PDF (4/13 Pages) Fairchild Semiconductor – 74LCX14 Low Voltage Hex Inverter with 5V Tolerant Schmitt Trigger Inputs
DC Electrical Characteristics
Symbol
Parameter
Vt+ Positive Input Threshold
Vt– Negative Input Threshold
VH Hysteresis
VOH HIGH Level Output Voltage
VOL LOW Level Output Voltage
II
Input Leakage Current
IOFF Power-Off Leakage Current
ICC Quiescent Supply Current
∆ICC Increase in ICC per Input
VCC (V)
2.5
Conditions
3.0
2.5
3.0
2.5
3.0
2.3–3.6
2.3
2.7
3.0
3.0
2.3–3.6
2.3
2.7
3.0
3.0
2.3–3.6
0
2.3–3.6
2.3–3.6
IOH = –100µA
IOH = -8mA
IOH = –12mA
IOH = –18mA
IOH = –24mA
IOL = 100µA
IOL = 8mA
IOL = 12mA
IOL = 16mA
IOL = 24mA
0 ≤ VI ≤ 5.5V
VI or VO = 5.5V
VI = VCC or GND
3.6V ≤ VI ≤ 5.5V
VIH = VCC – 0.6V
TA = –40°C to +85°C
Min.
Max. Units
0.9
1.7
V
1.2
2.2
0.4
1.1
V
0.6
1.5
0.3
1.0
V
0.4
1.2
VCC – 0.2
V
1.8
2.2
2.4
2.2
0.2
V
0.6
0.4
0.4
0.55
±5.0
µA
10
µA
10
µA
±10
500
µA
AC Electrical Characteristics
Symbol
Parameter
TA = –40°C to +85°C, RL = 500Ω
VCC = 3.3V ± 0.3V,
CL = 50pF
VCC = 2.7V,
CL = 50pF
VCC = 2.5V ± 0.2V,
CL = 30pF
Min. Max. Min. Max. Min. Max.
Units
tPHL, tPLH Propagation Delay
1.5
6.5
1.5
7.5
1.5
7.8
ns
tOSHL, tOSLH Output to Output Skew(4)
1.0
ns
Note:
4. Skew is defined as the absolute value of the difference between the actual propagation delay for any two
separate outputs of the same device. The specification applies to any outputs switching in the same direction,
either HIGH-to-LOW (tOSHL) or LOW-to-HIGH (tOSLH).
©1995 Fairchild Semiconductor Corporation
74LCX14 Rev. 1.7.0
4
www.fairchildsemi.com