AD574A–SPECIFICATIONS
Model
RESOLUTION
LINEARITY ERROR @ +25°C
T
MIN
to T
MAX
DIFFERENTIAL LINEARITY ERROR
(Minimum Resolution for Which No
Missing Codes are Guaranteed)
T
MIN
to T
MAX
UNIPOLAR OFFSET (Adjustable to Zero)
BIPOLAR OFFSET (Adjustable to Zero)
FULL-SCALE CALIBRATION ERROR
(With Fixed 50
Ω
Resistor from REF OUT to REF IN)
(Adjustable to Zero)
TEMPERATURE RANGE
TEMPERATURE COEFFICIENTS
(Using Internal Reference)
T
MIN
to T
MAX
Unipolar Offset
Bipolar Offset
Full-Scale Calibration
POWER SUPPLY REJECTION
Max Change in Full-Scale Calibration
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
DIGITAL CHARACTERISTICS
1
(T
MIN
–T
MAX
)
Inputs
2
(CE,
CS,
R/C, A
0
)
Logic “1” Voltage
Logic “0” Voltage
Current
Capacitance
Output (DB11–DB0, STS)
Logic “1” Voltage (I
SOURCE
≤
500
µA)
Logic “0” Voltage (I
SINK
≤
1.6 mA)
Leakage (DB11–DB0, High-Z State)
Capacitance
POWER SUPPLIES
Operating Range
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)
3
(External Load Should not Change During Conversion)
PACKAGE OPTIONS
4
Ceramic (D-28)
Plastic (N-28)
PLCC (P-28A)
LCC (E-28A)
1
(@ +25 C with V
CC
= +15 V or +12 V, V
LOGIC
= +5 V, V
EE
= –15 V or –12 V
unless otherwise noted)
AD574AJ
Typ
Max
12
±
1
±
1
Min
AD574AK
Typ
Max
12
±
1/2
±
1/2
Min
AD574AL
Typ
Max
12
±
1/2
±
1/2
Units
Bits
LSB
LSB
Min
11
±
2
±
4
12
±
1
±
4
12
±
1
±
2
Bits
LSB
LSB
0.25
0
+70
0
0.25
+70
0
0.125
+70
% of FS
°C
±
2 (10)
±
2 (10)
±
9 (50)
±
1 (5)
±
1 (5)
±
5 (27)
±
1 (5) LSB (ppm/°C)
±
1 (5) LSB (ppm/°C)
±
2 (10) LSB (ppm/°C)
±
2
±
1/2
±
2
±
1
±
1/2
±
1
±
1
±
1/2
±
1
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
–5
–10
0
0
3
6
5
10
+5
+10
+10
+20
7
14
Volts
Volts
Volts
Volts
kΩ
kΩ
+2.0
–0.5
–20
5
+2.4
–20
5
+5.5
+0.8
+20
+2.0
–0.5
–20
5
+2.4
+5.5
+0.8
+20
+2.0
–0.5
–20
5
+2.4
+5.5
+0.8
+20
Volts
Volts
µA
pF
Volts
Volts
µA
pF
+0.4
+20
–20
5
+0.4
+20
–20
5
+0.4
+20
+4.5
+11.4
–11.4
30
2
18
390
9.98
10.0
+5.5
+16.5
–16.5
40
5
30
725
10.02
1.5
+4.5
+11.4
–11.4
30
2
18
390
9.98
10.0
+5.5
+16.5
–16.5
40
5
30
725
10.02
1.5
+4.5
+11.4
–11.4
30
2
18
390
9.99
10.0
+5.5
+16.5
–16.5
40
5
30
725
10.01
1.5
Volts
Volts
Volts
mA
mA
mA
mW
Volts
mA
AD574ASD
AD574AJN
AD574AJP
AD574AJE
AD574AKD
AD574AKN
AD574AKP
AD574AKE
AD574ALD
AD574ALN
NOTES
Detailed Timing Specifications appear in the Timing Section.
2
12/8 Input is not TTL-compatible and must be hard wired to V
LOGIC
or Digital Common.
3
The reference should be buffered for operation on
±
12 V supplies.
4
D = Ceramic DIP; N = Plastic DIP; P = Plastic Leaded Chip Carrier.
Specifications subject to change without notice.
–2–
REV. B
AD [ ANALOG DEVICES ]
