AD5781BRUZ Analog Devices Inc, AD5781BRUZ Datasheet - Page 16

• Manufacturer Part Number: AD5781BRUZ
• Description: IC DAC 18BIT SRL 20TSSOP
• Manufacturer: Analog Devices Inc

Specifications of AD5781BRUZ

• Design Resources: 18-Bit Accurate, low noise, precision bipolar DC voltage source (CN0177)
• Settling Time: 1µs
• Number Of Bits: 18
• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Resolution (bits): 18bit
• Sampling Rate: 1MSPS
• Input Channel Type: Serial
• Supply Current: 600µA
• Digital Ic Case Style: TSSOP
• No. Of Pins: 20
• Operating Temperature Range: -40°C To +125°C
• Supply Voltage Range - Analog: 2.7V To 5.5V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power Dissipation (max): -
• Lead Free Status / Rohs Status: Compliant

AD5781
–10
–20
–30
–40
–50
35
30
25
20
15
10
50
40
30
20
10
5
0
–0.5
0
0
Figure 43. Digital-to-Analog Glitch Impulse
0.5
Figure 42. 125 Code Step Settling Time
V
V
0x20000 TO 0x1FFFF
REFP
REFN
0
V
V
0x1FFFF TO 0x20000
1.0
REFP
REFN
= +10V
= –10V
= +10V
= –10V
1.5
0.5
TIME (µs)
TIME (µs)
0x2013A
0x2007D
2.0
T
AD797 OUTPUT BUFFER
WITH 25pF C
V
V
V
V
X2 GAIN MODE
1.0
A
DD
SS
REFP
REFN
2.5
T
V
V
OUTPUT UNBUFFERED
= 25°C
A
DD
SS
= –15V
= +15V
= 25°C
= –15V
= +10V
= +15V
= 0V
3.0
1.5
COMP
3.5
2.0
4.0
Rev. 0 | Page 16 of 28
–200
–400
–600
350
300
250
200
150
100
–50
800
600
400
200
Figure 44. Voltage Output Noise, 0.1 Hz to 10 Hz Bandwidth
50
0
0
–1
Figure 45. Glitch Impulse on Removal of Output Clamp
0
T
V
V
V
V
A
DD
SS
REFP
REFN
= 25°C
= –15V
1
= +15V
= +10V
= –10V
0
2
1
3
TIME (Seconds)
4
2
TIME (µs)
MID-SCALE CODE LOADED
OUTPUT UNBUFFERED
AD8676 REFERENCE BUFFERS
5
T
V
V
V
V
AD8675 OUTPUT BUFFER
A
DD
SS
REFP
REFN
3
= 25°C
6
= –15V
= +15V
= +10V
= –10V
7
4
8
5
9
10
6