Datasheet

LTC2442
4
2442fa
For more information www.linear.com/LTC2442
The l denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at T
A
= 25°C. (Notes 3)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
CC
Supply Voltage
l
4.5 5.5 V
V
+
Amplifier Positive Supply
l
4.5 15 V
V
–
Amplifier Negative Supply
l
–15 0 V
I
CC
Supply Current Amplifiers and ADC
l
10 13 mA
The l denotes the specifications which apply over the
full operating temperature range, otherwise specifications are at T
A
= 25°C. (Note 3)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
V
IH
High Level Input Voltage
CS, F
O
, EXT, SDI
4.5V ≤ V
CC
≤ 5.5V
l
2.5 V
V
IL
Low Level Input Voltage
CS, F
O
, EXT, SDI
4.5V ≤ V
CC
≤ 5.5V
l
0.8 V
V
IH
High Level Input Voltage
SCK
4.5V ≤ V
CC
≤ 5.5V (Note 8)
l
2.5 V
V
IL
Low Level Input Voltage
SCK
4.5V ≤ V
CC
≤ 5.5V (Note 8)
l
0.8 V
I
IN
Digital Input Current
CS, F
O
, EXT, SDI
0V ≤ V
IN
≤ V
CC
l
–10 10 µA
I
IN
Digital Input Current
SCK
0V ≤ V
IN
≤ V
CC
(Note 8)
l
–10 10 µA
C
IN
Digital Input Capacitance
CS, F
O
, EXT, SDI
10 pF
C
IN
Digital Input Capacitance
SCK
(Note 8) 10 pF
V
OH
High Level Output Voltage
SDO, BUSY
I
O
= –800µA
l
V
CC
– 0.5 V
V
OL
Low Level Output Voltage
SDO, BUSY
I
O
= 1.6µA
l
0.4 V
V
OH
High Level Output Voltage
SCK
I
O
= –800µA (Note 9)
l
V
CC
– 0.5 V
V
OL
Low Level Output Voltage
SCK
I
O
= 1.6µA (Note 9)
l
0.4 V
I
OZ
Hi-Z Output Leakage
SDO
l
–10 10 µA
digital inputs and digital outputs
power requireMents