CS3001
CS3002
TABLE OF CONTENTS
1. CHARACTERISTICS AND SPECIFICATIONS ................................................... 3
1.1 Electrical Characteristics ...................................................................................... 3
1.2 Absolute Maximum Ratings ................................................................................. 4
2. PERFORMANCE PLOTS ......................................................................................... 4
3. CS3001/CS3002 OVERVIEW ................................................................................... 7
3.1 Open Loop Gain and Phase Response .................................................................. 7
3.2 Open Loop Gain and Stability Compensation ...................................................... 8
3.3 Powerdown (PDWN) ......................................................................................... 10
3.4 Applications ........................................................................................................ 11
4. PACKAGE DRAWING ........................................................................................... 13
5. ORDERING INFORMATION ............................................................................... 14
LIST OF FIGURES
Figure 1. Noise vs Frequency (Measured) .........................................................................4
Figure 2. 0.01 Hz to 10 Hz Noise .......................................................................................4
Figure 3. Noise vs Frequency ............................................................................................4
Figure 4. Offset Voltage Stability (DC to 3.2 Hz) ...............................................................4
Figure 5. Open Loop Gain and Phase vs Frequency .........................................................5
Figure 6. Open Loop Gain and Phase vs Frequency (Expanded) .....................................5
Figure 7. Input Bias Current vs Supply Voltage (CS3002) .................................................6
Figure 8. Input Bias Current vs Common Mode Voltage ...................................................6
Figure 9. CS3001/CS3002 Open Loop Gain and Phase Response ..................................7
Figure 10. Non-Inverting Gain Configuration .....................................................................8
Figure 11. Non-Inverting Gain Configuration with Compensation ......................................9
Figure 12. Loop Gain Plot: Unity Gain and with Pole-Zero Compensation ......................10
Figure 13. Thermopile Amplifier with a Gain of 650 V/V ..................................................11
Figure 14. Load Cell Bridge Amplifier and A/D Converter ...............................................12
Contacting Cirrus Logic Support
For all product questions and inquiries contact a Cirrus Logic Sales Representative.
To find one nearest you go to <http://www.cirrus.com/corporate/contacts/sales.cfm>
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