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AD5331 Fiches technique(PDF) 4 Page - Analog Devices

No de pièce AD5331
Description  2.5 V to 5.5 V, Parallel Interface Octal Voltage Output 8-/10-/12-Bit DACs
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Fabricant  AD [Analog Devices]
Site Internet  http://www.analog.com
Logo AD - Analog Devices

AD5331 Fiches technique(HTML) 4 Page - Analog Devices

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AD5346/AD5347/AD5348
Rev. 0 | Page 4 of 24
B Version1
Parameter2
Min
Typ
Max
Unit
Conditions/Comments
LOGIC OUTPUTS6
VDD = 4.5 V to 5.5 V
Output Low Voltage, VOL
0.4
V
ISINK = 200 µA
Output High Voltage, VOH
VDD – 1
V
ISOURCE = 200 µA
VDD = 2.5 V to 3.6 V
Output Low Voltage, VOL
0.4
V
ISINK = 200 µA
Output High Voltage, VOH
VDD – 0.5
V
ISOURCE = 200 µA
POWER REQUIREMENTS
VDD
2.5
5.5
V
IDD (Normal Mode)
VIH = VDD, VIL = GND
VDD = 4.5 V to 5.5 V
1
1.65
mA
All DACs in unbuffered mode. In buffered mode,
VDD = 2.5 V to 3.6 V
0.8
1.4
mA
extra current is typically x µA per DAC, where x = 5 µA +
VREF/RDAC
IDD (Power-Down Mode)
VIH = VDD, VIL = GND
VDD = 4.5 V to 5.5 V
0.4
1
µA
VDD = 2.5 V to 3.6 V
0.12
1
µA
See footnotes after the AC Characteristics table.
AC CHARACTERISTICS6
Table 2. VDD = 2.5 V to 5.5 V; RL = 2 kΩ to GND; CL = 200 pF to GND; all specifications TMIN to TMAX, unless otherwise noted
B Version1
Parameter2
Min
Typ
Max
Unit
Conditions/Comments
Output Voltage Settling Time
VREF = 2 V
AD5346
6
8
µs
1/4 scale to 3/4 scale change (40 H to C0 H)
AD5347
7
9
µs
1/4 scale to 3/4 scale change (100 H to 300 H)
AD5348
8
10
µs
1/4 scale to 3/4 scale change (400 H to C00 H)
Slew Rate
0.7
V/µs
Major Code Transition Glitch
Energy
8
nV-s
1 LSB change around major carry
Digital Feedthrough
0.5
nV-s
Digital Crosstalk
1
nV-s
Analog Crosstalk
1
nV-s
DAC-to-DAC Crosstalk
3.5
nV-s
Multiplying Bandwidth
200
kHz
VREF = 2 V ±0.1 V p-p; unbuffered mode
Total Harmonic Distortion
–70
dB
VREF = 2. V ±0.1 V p-p; frequency = 10 kHz; unbuffered mode
1 Temperature range: B Version: –40°C to +105°C; typical specifications are at 25°C.
2 See Terminology section.
3 Linearity is tested using a reduced code range: AD5346 (Code 8 to 255); AD5347 (Code 28 to 1023); AD5348 (Code 115 to 4095).
4 DC specifications tested with outputs unloaded.
5 This corresponds to x codes. x = deadband voltage/LSB size.
6 Guaranteed by design and characterization, not production tested.
7 For the amplifier output to reach its minimum voltage, offset error must be negative. For the amplifier output to reach its maximum voltage, VREF = VDD and
the offset plus gain error must be positive.
IOH
IOL
TO OUTPUT
PIN
VOH(min) + VOL(max)
2
CL
50pF
200
µA
200
µA
Figure 2. Load Circuit for Digital Output Timing Specifications


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