REV. 0
–2–
AD5426/AD5432/AD5443–SPECIFICATIONS
1
(V
= 3 V to 5.5 V, V
= 10 V, I
x = O V. All specifications T
MIN
to T
MAX
, unless otherwise noted. DC performance measured with OP177, AC
performance with AD8038, unless otherwise noted.)
Parameter
Min
Typ
Max
Unit
Conditions
STATIC PERFORMANCE
AD5426
Resolution
Relative Accuracy
Differential Nonlinearity
AD5432
Resolution
Relative Accuracy
Differential Nonlinearity
AD5443
Resolution
Relative Accuracy
Differential Nonlinearity
Gain Error
Gain Error Temperature Coefficient
2
Output Leakage Current
8
±
0.25
±
0.5
Bits
LSB
LSB
Guaranteed monotonic
10
±
0.5
±
1
Bits
LSB
LSB
Guaranteed monotonic
12
±
1
–1/+2
±
10
Bits
LSB
LSB
mV
ppm FSR/
°
C
nA
nA
Guaranteed monotonic
±
5
±
5
±
25
Data = 0x0000, T
A
= 25
°
C, I
OUT
Data = 0x0000, I
OUT
REFERENCE INPUT
2
Reference Input Range
V
REF
Input Resistance
R
FB
Resistance
Input Capacitance
Code All 0s
Code All 1s
±
10
10
10
V
k
k
8
8
12
12
Input resistance TC = –50 ppm/
°
C
Input resistance TC = –50 ppm/
°
C
3
5
6
8
pF
pF
DIGITAL INPUTS/OUTPUT
2
Input High Voltage, V
IH
Input Low Voltage, V
IL
Input Leakage Current, I
IL
Input Capacitance
V
DD
= 4.5 V to 5.5 V
Output Low Voltage, V
OL
Output High Voltage, V
OH
V
DD
= 3 V to 3.6 V
Output Low Voltage, V
OL
Output High Voltage, V
OH
DYNAMIC PERFORMANCE
2
Reference Multiplying Bandwidth
Output Voltage Settling Time
AD5426
AD5432
AD5443
Digital Delay
10% to 90% Rise/Fall Time
Digital-to-Analog Glitch Impulse
Multiplying Feedthrough Error
1.7
V
V
0.6
2
10
A
4
pF
0.4
V
V
I
SINK
= 200 A
I
SOURCE
= 200 A
V
DD
– 1
0.4
V
V
I
SINK
= 200 A
I
SOURCE
= 200 A
V
DD
– 0.5
10
MHz
V
REF
=
±
3.5 V; DAC loaded all 1s
V
REF
= 10 V; R
LOAD
= 100
, C
LOAD
= 15 pF
Measured to
±
16 mV of full scale
Measured to
±
4 mV of full scale
Measured to
±
1 mV of full scale
Interface Delay Time
Rise and fall time, V
REF
= 10 V, R
LOAD
= 100
1 LSB change around major carry, V
REF
= 0 V
DAC latch loaded with all 0s. V
REF
=
±
3.5 V
1 MHz
10 MHz
50
55
90
40
15
2
100
110
160
75
30
ns
ns
ns
ns
ns
nV-s
70
48
dB
dB
Output Capacitance
I
OUT
2
22
10
12
25
0.1
25
12
17
30
pF
pF
pF
pF
nV-s
All 0s loaded
All 1s loaded
All 0s loaded
All 1s loaded
Feedthrough to DAC output with
SYNC
high and
alternate loading of all 0s and all 1s
V
REF
= 3.5 V pk-pk; all 1s loaded, f = 1 kHz
I
OUT
1
Digital Feedthrough
Total Harmonic Distortion
Digital THD Clock = 1 MHz
50 kHz f
OUT
Output Noise Spectral Density
–81
dB
73
25
dB
nV/
Hz
@ 1 kHz
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