AD5447 Analog Devices, AD5447 Datasheet - Page 3
AD5447
Manufacturer Part Number
AD5447
Description
Dual 12-Bit, High Bandwidth Multiplying DACs with Parallel Interface
Manufacturer
Analog Devices
Datasheet
1.AD5428.pdf
(32 pages)
Specifications of AD5447
Resolution (bits)
12bit
Dac Update Rate
21.3MSPS
Dac Settling Time
80ns
Max Pos Supply (v)
+5.5V
Single-supply
Yes
Dac Type
Current Out
Dac Input Format
Par
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Data Sheet
SPECIFICATIONS
V
otherwise noted. DC performance is measured with OP177, and ac performance is measured with AD8038, unless otherwise noted.
Table 1.
Parameter
STATIC PERFORMANCE
REFERENCE INPUT
DIGITAL INPUTS/OUTPUT
DYNAMIC PERFORMANCE
DD
AD5428
AD5440
AD5447
Gain Error
Gain Error Temperature Coefficient
Output Leakage Current
Reference Input Range
V
V
Input Capacitance
Input High Voltage, V
Input Low Voltage, V
Output High Voltage, V
Output Low Voltage, V
Input Leakage Current, I
Input Capacitance
Reference-Multiplying BW
Output Voltage Settling Time
Digital Delay
10% to 90% Settling Time
Digital-to-Analog Glitch Impulse
REF
REF
= 2.5 V to 5.5 V, V
Resolution
Relative Accuracy
Differential Nonlinearity
Resolution
Relative Accuracy
Differential Nonlinearity
Resolution
Relative Accuracy
Differential Nonlinearity
Resistance Mismatch
Code 0
Code 4095
Measured to ±1 mV of FS
Measured to ±4 mV of FS
Measured to ±16 mV of FS
A, V
A-to-V
REF
B Input Resistance
REF
B Input
REF
IL
IH
OL
OH
= 10 V, I
IL
1
OUT
2 = 0 V. Temperature range for Y version: −40°C to +125°C. All specifications T
Min
8
1.7
1.7
V
V
DD
DD
− 1
− 0.5
Typ
±5
±10
10
1.6
3.5
3.5
4
10
80
35
30
20
15
3
Max
8
±0.25
±1
10
±0.5
±1
12
±1
–1/+2
±25
±5
±15
13
2.5
0.8
0.7
0.4
0.4
1
10
120
70
60
40
30
Rev. C | Page 3 of 32
Unit
Bits
LSB
LSB
Bits
LSB
LSB
Bits
LSB
LSB
mV
ppm FSR/°C
nA
nA
V
kΩ
%
pF
pF
V
V
V
V
V
V
V
V
μA
pF
MHz
ns
ns
ns
ns
ns
nV-sec
Conditions
Guaranteed monotonic
Guaranteed monotonic
Guaranteed monotonic
Data = 0x0000, T
Data = 0x0000
Input resistance TC = –50 ppm/°C
Typ = 25°C, max = 125°C
V
V
V
V
V
V
V
V
V
R
DAC latch alternately loaded with 0s and 1s
Interface delay time
Rise and fall times, V
1 LSB change around major carry, V
DD
DD
DD
DD
DD
DD
DD
DD
REF
LOAD
= 3.6 V to 5.5 V
= 2.5 V to 3.6 V
= 2.7 V to 5.5 V
= 2.5 V to 2.7 V
= 4.5 V to 5.5 V, I
= 2.5 V to 3.6 V, I
= 4.5 V to 5.5 V, I
= 2.5 V to 3.6 V, I
= ±3.5 V p-p, DAC loaded all 1s
= 100 Ω, C
AD5428/AD5440/AD5447
LOAD
A
= 25°C
= 15 pF, V
SOURCE
SOURCE
SINK
SINK
REF
= 10 V, R
= 200 μA
= 200 μA
= 200 μA
= 200 μA
REF
MIN
LOAD
= 10 V
to T
REF
= 100 Ω
MAX
= 0 V
, unless