ADR421ARMZ Analog Devices Inc, ADR421ARMZ Datasheet - Page 12

• Manufacturer Part Number: ADR421ARMZ
• Description: IC VREF PREC 2.5V 10MA 8-MSOP
• Manufacturer: Analog Devices Inc
• Series: XFET®r

Specifications of ADR421ARMZ

• Temperature Coefficient: 10ppm/°C
• Design Resources: 40 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5380 (CN0007) 40 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5381 (CN0010) 32 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5382 (CN0011) 32 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5383 (CN0014) 8 to 16 Channels of Programmable Voltage with Excellent Temperature Drift Performance Using AD5390/1/2 (CN0029) High Precision Digital-to-Analog Conversion Using the 16-Bit AD5542/1, ADR421, and AD8628 (CN0079) 16 Channels of Programmable Output Span Using AD5360 (CN0131) Layout Considerations for an Expandable Multichannel Simultaneous Sampling Data Acquisition System Based on AD7606 (CN0148) 40 Channels of Programmable Output Span Using AD5371 (CN0149) Software Calibrated, 1 MHz to 8 GHz, 70 dB RF Power Measurement System Using AD8318 (CN0150) How to Achieve High Precision Voltage Level Setting Using AD5541A/42A (CN0169)
• Reference Type: Series
• Voltage - Output: 2.5V
• Tolerance: ±0.12%
• Voltage - Input: 4.5 ~ 18 V
• Number Of Channels: 1
• Current - Quiescent: 500µA
• Current - Output: 10mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Topology: Series
• Input Voltage: 4.5V To 18V
• Reference Voltage: 2.5V
• Reference Voltage Tolerance: 3mV
• Voltage Reference Case Style: MSOP
• No. Of Pins: 8
• Fixed / Adjust / Prog: Precision
• Output Voltage (max): 2.5V
• Reference Voltage Accuracy (max): 0.13
• Line Regulation: 35ppm/V
• Load Regulation: 70ppm/mA
• Input Voltage (max): 18V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 8
• Package Type: MSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Cathode: -
• Lead Free Status / Rohs Status: Compliant

ADR420/ADR421/ADR423/ADR425
2.5
2.0
1.5
1.0
0.5
2.5
2.0
1.5
1.0
0.5
30
25
20
15
10
0
0
5
0
0
0
Figure 21. ADR423 Minimum Input/Output Voltage
Figure 22. ADR425 Minimum Input/Output Voltage
TEMPERATURE
+25°C
+125°C
Figure 23. ADR421 Typical Hysteresis
–40°C
1
1
+25°C
Differential vs. Load Current
Differential vs. Load Current
LOAD CURRENT (mA)
LOAD CURRENT (mA)
DEVIATION (ppm)
2
2
+125°C
+125°C
–40°C
+25°C
–40°C
+25°C
3
3
SAMPLE SIZE – 160
4
4
5
5
Rev. H | Page 12 of 24
100
1k
10
Figure 24. ADR421 Typical Noise Voltage 0.1 Hz to 10 Hz
10
Figure 25. Typical Noise Voltage 10 Hz to 10 kHz
Figure 26. Voltage Noise Density vs. Frequency
100
FREQUENCY (Hz)
TIME (1s/DIV)
TIME (1s/DIV)
1k
ADR420
ADR425
ADR421
ADR423
10k