AD5384
Data Sheet
SPECIFICATIONS
AVDDx = 4.5 V to 5.5 V; DVDDx = 2.7 V to 5.5 V, AGNDx = DGND = 0 V; external REF_IN = 2.5 V; all specifications TMIN to TMAX, unless
otherwise noted. T
he AD5384 is calibrated using an external 2.5 V reference. Temperature range40°C to +85°C.
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions/Comments
ACCURACY
Resolution
14
Bits
±4
LSB
±1 LSB typical
Differential Nonlinearity (DNL)
–1
+2
LSB
Guaranteed monotonic by design
over temperature
Zero-Scale Error
4
mV
Offset Error
±4
mV
Measured at Code 32 in the linear region
Offset Error Temperature Coefficient
±5
V/°C
Gain Error
±0.05
% FSR
At 25°C
±0.06
% FSR
TMIN to TMAX
Gain Temperature Coefficient
22
ppm FSR/°C
1
LSB
REFERENCE INPUT/OUTPUT
Reference Input Voltage
2.5
V
±1% for specified performance,
AVDDx = 2 × REF_IN + 50 mV
DC Input Impedance
1
M
Typically 100 M
Input Current
±1
A
Typically ±30 nA
Reference Range
1
VDD/2
V
register (CR12) and selects the output
voltage
Output Voltage
2.495
2.505
V
At ambient, CR12 = 1, optimized for
2.5 V operation
1.22
1.28
V
CR12 = 0
Reference Temperature Coefficien
t2±10
ppm
Temperature range: 25°C to 85°C
±15
ppm
Temperature range: 40°C to +85°C
Output Impedance
800
0
AVDD
V
Short-Circuit Current
40
mA
Load Current
±1
mA
Capacitive Load Stability
RL = ∞
200
pF
RL = 5 k
1000
pF
DC Output Impedance
0.6
MONITOR PIN
Output Impedance
1
k
Three-State Leakage Current
100
nA
LOGIC INPUTS (EXCEPT SDA, SCL
)2DVDDx = 2.7 V to 5.5 V
Input High Voltage, VIH
2
V
Input Low Voltage, VIL
DVDDx > 3.6 V
0.8
V
DVDDx ≤ 3.6 V
0.6
V
Input Current
±10
A
Total for all pins; TA = TMIN to TMAX
Pin Capacitance
10
pF
Rev. B | Page 4 of 32