AD1674–SPECIFICATIONS
DC SPECIFICATIONS
Parameter
RESOLUTION
INTEGRAL NONLINEARITY (INL)
DIFFERENTIAL NONLINEARITY (DNL)
(No Missing Codes)
UNIPOLAR OFFSET
1
@ +25°C
BIPOLAR OFFSET
1
@ +25°C
FULL-SCALE ERROR
1, 2
@ +25°C
(with Fixed 50
Ω
Resistor from REF OUT to REF IN)
TEMPERATURE RANGE
TEMPERATURE DRIFT
3
Unipolar Offset
2
Bipolar Offset
2
Full-Scale Error
2
POWER SUPPLY REJECTION
V
CC
= 15 V
±
1.5 V or 12 V
±
0.6 V
V
LOGIC
= 5 V
±
0.5 V
V
EE
= –15 V
±
1.5 V or –12 V
±
0.6 V
ANALOG INPUT
Input Ranges
Bipolar
Unipolar
Input Impedance
10 Volt Span
20 Volt Span
POWER SUPPLIES
Operating Voltages
V
LOGIC
V
CC
V
EE
Operating Current
I
LOGIC
I
CC
I
EE
POWER DISSIPATION
INTERNAL REFERENCE VOLTAGE
Output Current (Available for External Loads)
4
(External Load Should Not Change During Conversion
NOTES
1
Adjustable to zero.
2
Includes internal voltage reference error.
3
Maximum change from 25°C value to the value at T
MIN
or T
MAX
.
4
Reference should be buffered for
±
12 V operation.
All min and max specifications are guaranteed.
Specifications subject to change without notice.
(T
MIN
to T
MAX
, V
CC
= +15 V 10% or +12 V
–12 V 5% unless otherwise noted)
5%, V
LOGIC
= +5 V
10%, V
EE
= –15 V
10% or
AD1674J
Min
Typ
12
Max
Min
12
AD1674K
Typ
Max
Unit
Bits
±
1
±
1/2
LSB
12
±
3
±
6
0.1
0
0.25
+70
±
2
±
2
±
6
±
2
±
1/2
±
2
12
±
2
±
4
0.1
0
0.25
+70
±
1
±
1
±
3
±
1
±
1/2
±
1
Bits
LSB
LSB
% of FSR
°C
LSB
LSB
LSB
LSB
LSB
LSB
–5
–10
0
0
3
6
5
10
+5
+10
+10
+20
7
14
–5
–10
0
0
3
6
5
10
+5
+10
+10
+20
7
14
Volts
Volts
Volts
Volts
kΩ
kΩ
+4.5
+11.4
–16.5
5
10
14
385
9.9
10.0
+5.5
+16.5
–11.4
8
14
18
575
10.1
2.0
+4.5
+11.4
–16.5
5
10
14
385
9.9
10.0
+5.5
+16.5
–11.4
8
14
18
575
10.1
2.0
Volts
Volts
Volts
mA
mA
mA
mW
Volts
mA
–2–
REV. C
AD [ ANALOG DEVICES ]
