AL Tech 8CH Instrukcja Użytkownika Strona 4

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4
LTC2424/LTC2428
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IH
High Level Input Voltage 2.7V V
CC
5.5V 2.5 V
CS, F
O
2.7V V
CC
3.3V 2.0 V
V
IL
Low Level Input Voltage 4.5V V
CC
5.5V 0.8 V
CS, F
O
2.7V V
CC
5.5V 0.6 V
V
IH
High Level Input Voltage 2.7V V
CC
5.5V (Note 9) 2.5 V
SCK 2.7V V
CC
3.3V (Note 9) 2.0 V
V
IL
Low Level Input Voltage 4.5V V
CC
5.5V (Note 9) 0.8 V
SCK 2.7V V
CC
5.5V (Note 9) 0.6 V
I
IN
Digital Input Current 0V V
IN
V
CC
–10 10 µA
CS, F
O
I
IN
Digital Input Current 0V V
IN
V
CC
(Note 9) –10 10 µA
SCK
C
IN
Digital Input Capacitance 10 pF
CS, F
O
C
IN
Digital Input Capacitance (Note 9) 10 pF
SCK
V
OH
High Level Output Voltage I
O
= –800µA V
CC
– 0.5 V
SDO
V
OL
Low Level Output Voltage I
O
= 1.6mA 0.4 V
SDO
V
OH
High Level Output Voltage I
O
= –800µA (Note 10) V
CC
– 0.5 V
SCK
V
OL
Low Level Output Voltage I
O
= 1.6mA (Note 10) 0.4 V
SCK
I
OZ
High-Z Output Leakage –10 10 µA
SDO
V
IN
H
MUX
MUX High Level Input Voltage V
+
= 3V 2V
V
IN
L
MUX
MUX Low Level Input Voltage V
+
= 2.4V 0.8 V
The denotes specifications which apply over the full
operating temperature range, otherwise specifications are at T
A
= 25°C. (Note 3)
DIGITAL I PUTS A D DIGITAL OUTPUTS
UU
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
CC
Supply Voltage 2.7 5.5 V
I
CC
Supply Current (Pin 2)
Conversion Mode CS = 0V (Note 12)
200 300 µA
Sleep Mode CS = V
CC
(Note 12) 20 30 µA
I
CC(MUX)
Multiplexer Supply Current (Pin 8) All Logic Inputs Tied Together 15 40 µA
V
IN
= 0V or 5V
The denotes specifications which apply over the full operating temperature range,
otherwise specifications are at T
A
= 25°C. (Note 3)
POWER REQUIRE E TS
WU
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