74LVCH244A Datasheet, PDF (4/10 Pages) Diodes Incorporated – OCTAL BUFFER/LINE DRIVER WITH BUS HOLD

74LVCH244A
Electrical Characteristics
Symbol Parameter
Test Conditions
V_CC
T_A = -40°C to +85°C
T_A = -40°C to +125°C
Unit
Min
Max
Min
Max
V_IH
High-Level Input
Voltage
1.65V to 1.95V V_CC X 0.65
—
V_CC X 0.65
—
2.3V to 2.7V
1.7
—
1.7
—
V
3.0V to 3.6V
2
—
2
—
V_IL
Low-Level input
voltage
1.65V to 1.95V
2.3V to 2.7V
3.0V to 3.6V
—
V_CC X 0.35
—
V_CC X 0.35
—
0.7
—
0.7
V
—
0.8
—
0.8
I_OH = -5μA
1.65V to 5.5V
V_CC-0.2
—
V_CC-0.3
—
I_OH = -4mA
1.65V
1.2
—
1.05
—
V_OH
High-Level
Output Voltage
I_OH = -8mA
I_OH = -12mA
2.3 V
2.7V
3.0V
1.7
—
1.65
—
2.2
—
2.05
—
V
2.4
—
2.48
—
I_OH = -24mA
3.0V
2.3
—
2.0
—
I_OL = 100μA
1.65V to 5.5V
—
0.2
—
0.3
I_OL = 4mA
V_OL
Low-Level Output
Voltage
I_OL = 8mA
I_OL = 12mA
1.65V
2.3V
2.7V
—
0.45
—
0.65
—
0.60
—
0.80
V
—
0.40
—
0.60
I_OL = 24mA
3.0V
—
0.55
—
0.80
I_OFF
Power Down
Leakage Current
V_I or V_O = 0 or 5.5V
0
—
±10
—
20
μA
I_I
Input Current
Control Pins
V_I = GND or 5.5V
0 to 5.5V
—
±5
—
± 20
μA
V_I = 0.58V
V_I = 1.07
1.65V
25
—
15
—
-25
—
-15
—
Input Current
I_I(HOLD) Required to
Change State
V_I = 0.7V
V_I = 1.7V
V_I = 0.8V
V_I = 2.0V
2.3V
3.0V
45
—
35
—
-45
—
-35
—
μA
75
—
60
—
-75
—
-60
—
V_I = 0 or 3.6V
3.6V
—
±500
—
±500
I_OZ
Z-State Current ^{VI =GND or 5.5V}
V_O = 0 or 5.5V
3.6V
—
±5
—
± 20
uA
I_CC
∆I_CC
C_i
C_O
Supply Current
V_I = GND or
V_CC, I_O = 0
Additional Supply ^{One input at}
Current
V_CC -0.6V I_O = 0A
Input
Capacitance
V_I = GND or V_CC
Output
Capacitance
V_O = GND or V_CC
6.0V
2.7V to 3.6V
3.3V
3.3V
—
10
—
500
4.0 typical
5.5 typical
—
40
μA
—
5000
μA
4.0 typical
pF
5.5 typical
74LVCH244A
Document number: DS35889 Rev. 1 - 2
4 of 10
www.diodes.com
July 2014
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