ICL7135CPIZ Intersil, ICL7135CPIZ Datasheet
ICL7135CPIZ
Specifications of ICL7135CPIZ
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ICL7135CPIZ Summary of contents
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... NUMBER MARKING (°C) ICL7135CPI ICL7135CPI PDIP ICL7135CPIZ ICL7135CPIZ PDIP (Note 1) (Pb-free) (Note 2) NOTES: 1. Intersil Pb-free plus anneal products employ special Pb-free material sets; molding compounds/die attach materials and 100% matte tin plate termination finish, which are RoHS compliant and compatible with both SnPb and Pb-free soldering operations ...
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Typical Application Schematic SET V = 1.000V REF - REF 2 100kΩ ANALOG 3 GND 4 0.47μF 27Ω 5 100kΩ 1μF 6 100kΩ 7 1μF 8 100K SIGNAL 9 INPUT 0.1μ ...
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Absolute Maximum Ratings Supply Voltage ...
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SET V = 1.000V REF V IN REF - REF 100kΩ 3 ANALOG GND ANALOG INT OUT 4 GND 0.47μF 27Ω 5 A-Z IN 100kΩ 1μF 6 BUF OUT 100kΩ REF CAP 1 7 1μF 8 REF ...
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Detailed Description Analog Section Figure 3 shows the Block Diagram of the Analog Section for the ICL7135. Each measurement cycle is divided into four phases. They are (1) auto-zero (AZ), (2) signal-integrate (INT), (3) de-integrate (DE) and (4) zero-integrator (Zl). ...
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Digital Section Figure 5 shows the Digital Section of the ICL7135. The ICL7135 includes several pins which allow it to operate conveniently in more sophisticated systems. These include: Run/HOLD (Pin 25) When high (or open) the A/D will free-run with ...
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Digit Drives (Pins 12, 17, 18, 19 and 20) Each digit drive is a positive going signal that lasts for 200 clock pulses. The scan sequence is D5 (MSD), D4, D3, D2, and D1 (LSD). All five digits are scanned ...
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The effect of the resistor is to introduce a small pedestal voltage on to the integrator output at the beginning of the reference integrate phase. By careful selection of the ratio between this resistor and ...
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Power Supplies The ICL7135 is designed to work from ±5V supplies. However, in selected applications no negative supply is required. The conditions to use a single +5V supply are: 1. The input signal can be referenced to the center of ...
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... Do’s and Don’ts of Applying A/D Converters Low Cost Digital Panel Meter Designs Building an Auto-Ranging DMM Using the 8052A/7103A A/D Converter Pair Display Driver Family Combines Convenience of Use with Microprocessor Interfaceability Basic Analog for Digital Designers Overcoming Common Mode Range Issues When Using Intersil Integrating Converters FN3093.4 ...
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REF VOLTAGE - ICL7135 2 REF ANALOG 3 COMMON 27Ω 4 INT OUT ANALOG 0.47μ GND IN 1μF 100kΩ 6 BUF OUT 100kΩ 7 RC1 1μF 8 RC2 9 INPUT LO 100kΩ 10 INPUT HI INPUT ...
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SERIAL OUTPUT TO RECEIVING UART TRO UART EPE IM6402/3 TBR ICL7135 RUN/HOLD POL FIGURE 13. ICL7135 TO UART INTERFACE 1Y PA0 EN 2Y PA1 ...
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Design Information Summary Sheet • CLOCK INPUT The ICL7135 does not have an internal oscillator. It requires an external clock. f (Typ) = 120kHz CLOCK • CLOCK PERIOD t = 1/f CLOCK CLOCK • INTEGRATION PERIOD t = 10,000 x ...
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Die Characteristics DIE DIMENSIONS: (120 mils x 130 mils) x 525μm ±25μm METALLIZATION: Type: Al Å Å ±1k Thickness: 10k Metallization Mask Layout (MSD) D5 (LSB (MSB ICL7135 PASSIVATION: ...
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... Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use; nor for any infringements of patents or other rights of third parties which may result from its use ...