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AD5379
SPECIFICATIONS
V
CC
= 2.7 V to 5.5 V; V
DD
= 11.4 V to 16.5 V; V
SS
= 11.4 V to 16.5 V; V
REF
(+) = 5 V; V
REF
() = 3.5 V; AGND = DGND = REFGND = 0 V;
V
BIAS
= 5 V; C
L
= 200 pF to GND; R
L
= 11 k to 3 V; gain = 1; offset = 0 V; all specifications T
MIN
to T
MAX
, unless otherwise noted.
Table 2.
Parameter
A Version
1
Unit
ACCURACY
Resolution
14
Bits
Relative Accuracy
±3
LSB max
±2.5
LSB max
Differential Nonlinearity
1/+1.5
LSB max
Zero-Scale Error
±12
mV max
±5
mV max
Full-Scale Error
±12
mV max
±8
mV max
Gain Error
±8
mV max
±1/±5
mV typ/max
VOUT Temperature Coefficient
5
ppm FSR/°C typ
DC Crosstalk
2
0.5
mV max
REFERENCE INPUTS
2
V
REF
(+) DC Input Impedance
1
M min
V
REF
() DC Input Impedance
8
k min
V
REF
(+) Input Current
±10
μA max
V
REF
(+) Range
1.5/5
V min/max
V
REF
() Range
3.5/0
V min/max
REFGND INPUTS
2
DC Input Impedance
80
k min
Input Range
±0.5
V min/max
OUTPUT CHARACTERISTICS
2
Output Voltage Range
V
SS
+ 2/ V
SS
+ 2.5
V min
V
DD
2/ V
DD
2.5
V max
Short Circuit Current
15
mA max
Load Current
±1.5
mA max
Capacitive Load
2200
pF max
DC Output Impedance
1
max
DIGITAL INPUTS
Input High Voltage
1.7
V min
2.0
V min
Input Low Voltage
0.8
V max
Input Current (with pull-up/pull-down)
±8
μA max
Input Current (no pull-up/pull-down)
±1
μA max
Input Capacitance
2
10
pF max
DIGITAL OUTPUTS (BUSY, SDO)
Output Low Voltage
0.5
V max
Output High Voltage (SDO)
V
CC
0.5
V min
High Impedance Leakage Current
70
μA max
High Impedance Output Capacitance
2
10
pF typ
Rev. 0 | Page 4 of 28
Test Conditions/Comments
2
40°C to +85°C.
0°C to 70°C.
Guaranteed monotonic by design over temperature.
40°C to +85°C.
0°C to 70°C.
40°C to +85°C.
0°C to 70°C.
40°C to +85°C.
0°C to 70°C.
Includes linearity, offset, and gain drift. See Figure 11.
Typically 100 μV.
Typically 100 M.
Typically 12 k.
Per input. Typically ±30 nA.
±2% for specified operation.
±2% for specified operation.
Typically 120 k.
I
LOAD
= ±0.5 mA/ ±1.5 mA.
I
LOAD
= ±0.5 mA/ ±1.5 mA.
JEDEC compliant.
V
CC
= 2.7 V to 3.6 V.
V
CC
= 3.6 V to 5.5 V.
V
CC
= 2.7 V to 5.5 V.
SER/PAR, FIFOEN, and RESET pins only.
All other digital input pins.
Sinking 200 μA.
Sourcing 200 μA.
SDO only.
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