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REF70 Datasheet(PDF) 29 Page - Texas Instruments

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Part # REF70
Description  REF70 2 ppm/째C Maximum Drift, 0.23 ppmp-p 1/f Noise, Precision Voltage Reference
PDF  40 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

REF70 Datasheet(HTML) 29 Page - Texas Instruments

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Temperature (°C)
-50
-25
0
25
50
75
100
125
0
0.4
0.8
1.2
1.6
2
1PF
10PF
Figure 10-4. REF70 Turn-on Time
For DAC designs that do not have the RCM feature, use Figure 10-5 as it in generates the negative reference
circuit to create the VREFN. More details on this type of design can be found in SBAA322.
REF7050
Copyright © 2020, Texas Instruments Incorporated
GND
OUTS
OUTF
VIN EN
VIN
CL
CIN
C1
C2
VREFL-S
DAC8871
VCC
10 k
R2
R1
10 k
VSS
VREFL-F
VCC
VSS
VCC
VSS
VREFH-F
VREFH-S
Figure 10-5. Basic Force and Sense Reference Drive Circuit Connections
www.ti.com
REF70
SNAS781D – OCTOBER 2020 – REVISED DECEMBER 2021
Copyright © 2021 Texas Instruments Incorporated
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Product Folder Links: REF70



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