Datasheet

Data Sheet AD5541/AD5542
Rev. F | Page 3 of 20
SPECIFICATIONS
V
DD
= 2.7 V to 5.5 V, 2.5 V ≤ V
REF
≤ V
DD
, AGND = DGND = 0 V. All specifications T
A
= T
MIN
to T
MAX
, unless otherwise noted.
Table 2.
Parameter
1
Min
Typ
Max
Unit
Test Conditions
STATIC PERFORMANCE
Resolution 16 Bits
Relative Accuracy (INL) ±0.5 ±1.0 LSB L, C grades
±0.5 ±2.0 LSB B, J grades
±0.5 ±4.0 LSB A grade
Differential Nonlinearity (DNL) ±0.5 ±1.0 LSB Guaranteed monotonic
±1.5
LSB
J grade
Gain Error +0.5 ±2 LSB T
A
= 25°C
±3 LSB
Gain Error Temperature Coefficient ±0.1 ppm/°C
Unipolar Zero Code Error ±0.3 ±0.7 LSB T
A
= 25°C
±1.5 LSB
Unipolar Zero Code Temperature Coefficient ±0.05 ppm/°C
AD5542
Bipolar Resistor Matching 1.000 Ω/Ω R
FB
/R
INV
, typically R
FB
= R
INV
= 28 kΩ
±0.0015 ±0.0076 % Ratio error
Bipolar Zero Offset Error ±1 ±5 LSB T
A
= 25°C
±6 LSB
Bipolar Zero Temperature Coefficient ±0.2 ppm/°C
Bipolar Zero Code Offset Error
±1
±5
LSB
T
A
= 25°C
±6 LSB
Bipolar Gain Error +1 ±5 LSB T
A
= 25°C
±6
LSB
Bipolar Gain Temperature Coefficient ±0.1 ppm/°C
OUTPUT CHARACTERISTICS
Output Voltage Range 0 V
REF
− 1 LSB V Unipolar operation
−V
REF
V
REF
− 1 LSB V AD5542 bipolar operation
Output Voltage Settling Time 1 μs To 1/2 LSB of FS, C
L
= 10 pF
Slew Rate 17 V/μs C
L
= 10 pF, measured from 0% to 63%
Digital-to-Analog Glitch Impulse 1.1 nV-sec 1 LSB change around the major carry
Digital Feedthrough 0.2 nV-sec All 1s loaded to DAC, V
REF
= 2.5 V
DAC Output Impedance
6.25
kΩ
Tolerance typically 20%
Output Noise Spectral Density 11.8 nV/√Hz DAC code = 0x8400, frequency = 1 kHz
Output Noise 0.134 µV p-p 0.1 Hz to 10 Hz
Power Supply Rejection Ratio ±1.0 LSB ΔV
DD
± 10%
DAC REFERENCE INPUT
Reference Input Range 2.0 V
DD
V
Reference Input Resistance
2
9 kΩ Unipolar operation
7.5 kΩ AD5542, bipolar operation
LOGIC INPUTS
Input Current ±1 μA
Input Low Voltage, V
INL
0.8 V
Input High Voltage, V
INH
2.4 V
Input Capacitance
3
10 pF
Hysteresis Voltage
3
0.15 V
REFERENCE
3
Reference −3 dB Bandwidth 2.2 MHz All 1s loaded
Reference Feedthrough 1 mV p-p All 0s loaded, V
REF
= 1 V p-p at 100 kHz
Signal-to-Noise Ratio 92 dB
Reference Input Capacitance 26 pF Code 0x0000
26
pF
Code 0xFFFF