AD5737 Analog Devices, AD5737 Datasheet - Page 5
AD5737
Manufacturer Part Number
AD5737
Description
Quad Channel, 12-Bit, Serial Input, 4-20mA Output DAC with Dynamic Power Control and HART Connectivity
Manufacturer
Analog Devices
Datasheet
1.AD5737.pdf
(44 pages)
Specifications of AD5737
Resolution (bits)
12bit
Dac Settling Time
15µs
Max Pos Supply (v)
+33V
Single-supply
No
Dac Type
Current Out
Dac Input Format
Ser,SPI
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Data Sheet
Parameter
DC-TO-DC CONVERTER
DIGITAL INPUTS
DIGITAL OUTPUTS
POWER REQUIREMENTS
1
2
3
4
5
Temperature range: −40°C to +105°C; typical at +25°C.
Guaranteed by design and characterization; not production tested.
For current outputs with internal R
and loaded with the same code.
See the Current Output Mode with Internal R
Efficiency plots in Figure 32 through Figure 35 include the I
Switch
Oscillator
Input High Voltage, V
Input Low Voltage, V
Input Current
Pin Capacitance
SDO, ALERT Pins
FAULT Pin
AV
DV
AV
AI
DI
AI
I
Power Dissipation
BOOST
DD
CC
CC
Noise Spectral Density
Output Voltage Drift vs. Time
Capacitive Load
Load Current
Short-Circuit Current
Line Regulation
Load Regulation
Thermal Hysteresis
Switch On Resistance
Switch Leakage Current
Peak Current Limit
Oscillator Frequency
Maximum Duty Cycle
Output Low Voltage, V
Output High Voltage, V
High Impedance Leakage
High Impedance Output
Output Low Voltage, V
Output High Voltage, V
Output Noise (0.1 Hz to 10 Hz)
DD
CC
DD
Current
Capacitance
5
1
2
2
2
2
2
IL
2
IH
OL
OL
2
OH
OH
SET
, the offset, full-scale, and TUE measurements exclude dc crosstalk. The measurements are made with all four channels enabled
2
2
SET
Min
11.5
2
−1
DV
−1
3.6
9
2.7
4.5
section for more information about dc crosstalk.
DD
− 0.5
BOOST
Typ
7
100
180
1000
9
10
3
95
160
5
0.425
10
0.8
13
89.6
2.6
2.5
0.6
7
9.2
155
quiescent current.
Rev. A | Page 5 of 44
Max
14.5
0.8
+1
0.4
+1
0.4
33
5.5
5.5
7.5
11
1
1
Unit
μV p-p
nV/√Hz
ppm
nF
mA
mA
ppm/V
ppm/mA
ppm
ppm
Ω
nA
A
MHz
%
V
V
μA
pF
V
V
μA
pF
V
V
V
V
V
V
mA
mA
mA
mA
mW
Test Conditions/Comments
At 10 kHz
Drift after 1000 hours, T
See Figure 41
See Figure 42
See Figure 41
First temperature cycle
Second temperature cycle
This oscillator is divided down to provide the
dc-to-dc converter switching frequency
At 410 kHz dc-to-dc switching frequency
JEDEC compliant
Per pin
Per pin
Sinking 200 μA
Sourcing 200 μA
10 kΩ pull-up resistor to DV
At 2.5 mA
10 kΩ pull-up resistor to DV
V
running, over supplies
Outputs unloaded, over supplies
Per channel, 0 mA output
AV
enabled, outputs disabled
IH
DD
= DV
= 15 V, DV
DD
, V
IL
= DGND, internal oscillator
DD
= 5 V, dc-to-dc converter
J
= 150°C
DD
DD
AD5737