Owner manual
Table Of Contents
- ADC1175
- General Description
- Features
- Key Specifications
- Applications
- Pin Configuration
- Ordering Information
- Block Diagram
- Pin Descriptions and Equivalent Circuits
- Absolute Maximum Ratings
- Operating Ratings(Notes , )
- Converter Electrical Characteristics
- Typical Performance Characteristics
- Specification Definitions
- Timing Diagram
- FIGURE 2. tEN, tDISTest Circuit
- Functional Description
- Applications Information
- 1.0 THE ANALOG INPUT
- 2.0 REFERENCE INPUTS
- FIGURE 3. Simple, Low Component Count, Self -Bias Reference application. Because of resistor toleran
- FIGURE 4. Better defining the ADC Reference Voltage. Self-bias is still used, but the reference volt
- FIGURE 5. Driving the reference to force desired values requires driving with a low impedance source
- 3.0 POWER SUPPLY CONSIDERATIONS
- 4.0 THE ADC1175 CLOCK
- 5.0 LAYOUT AND GROUNDING
- FIGURE 6. Layout example showing separate analog and digital ground planes connected below the ADC11
- 6.0 DYNAMIC PERFORMANCE
- FIGURE 7. Isolating the ADC clock from Digital Circuitry.
- 7.0 COMMON APPLICATION PITFALLS
- FIGURE 8. 5.5 MHz Low Pass Filter to Eliminate Harmonics at the Signal Input.
- FIGURE 9. 11 MHz Low Pass filter to eliminate harmonics at the signal input. Use at input frequencie
- Physical Dimensions
Ordering Information
ADC1175CIJM SOIC (EIAJ)
ADC1175CIJMX SOIC (EIAJ) (tape & reel)
ADC1175CIMTC TSSOP
ADC1175CIMTCX TSSOP (tape & reel)
Block Diagram
10009202
Pin Descriptions and Equivalent Circuits
Pin
No. Symbol Equivalent Circuit
Description
19 V
IN
Analog signal input. Conversion range is V
RB
to V
RT
.
16 V
RTS
Reference Top Bias with internal pull-up resistor.
Short this pin to V
RT
to self bias the reference ladder.
ADC1175
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