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LTC1867CGN
+NomenclatureIC ADC 16BIT 8CH 200KSPS 16SSOP
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #LTC1867CGN
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Fiche technique LTC1867CGN DataSheet
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En stock19570
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Spécifications
| Attribut | Valeur |
| Part Status | Discontinued at DigiKey |
| Base Product Number | LTC1867 |
| Number of Bits | 16 |
| Sampling Rate (Per Second) | 200k |
| Number of Inputs | 8 |
| Input Type | Differential, Single Ended |
| Data Interface | SPI |
| Configuration | MUX-S/H-ADC |
| Ratio - S/H:ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 4.75V ~ 5.25V |
| Voltage - Supply, Digital | 4.75V ~ 5.25V |
| Operating Temperature | 0°C ~ 70°C |
| Package | 16-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 16-SSOP |
| Mounting Type | Surface Mount |
| Packaging | Tube |
Présentation
Description
The LTC1867CGN supports differential and single-ended input configurations, providing flexibility for various signal types. It is designed with a small form factor, typically a 16-pin narrow SSOP package, making it ideal for compact applications. The ADC exhibits low power consumption, which is beneficial for battery-operated devices, and offers a high level of accuracy and linearity.
With features such as a wide input voltage range and ease of interface, the LTC1867CGN is commonly used in applications like industrial process control, portable instrumentation, and data acquisition systems where precision and reliability are critical.
Equivalent
Features
1. Resolution and Channels: It provides 16-bit resolution with 8 differential or 16 single-ended input channels, allowing flexibility in various input configurations.
2. Speed: The ADC operates at a sampling rate of up to 200ksps, making it suitable for fast data acquisition.
3. Accuracy: It features low noise and high linearity, ensuring precise conversions. The integral non-linearity (INL) is typically ±2 LSB.
4. Interface: The LTC1867CGN uses a simple serial interface, compatible with SPI, which simplifies communication with microcontrollers and DSPs.
5. Power Consumption: It operates with low power consumption, drawing approximately 1.3mA at 5V, which is ideal for power-sensitive applications.
6. Supply Voltage: The device functions over a wide supply range of 4.75V to 5.25V.
7. Package: It is available in a compact 16-lead SSOP package, facilitating easy integration in space-constrained designs.
These features make the LTC1867CGN a versatile choice for precision measurement systems, data acquisition, and instrumentation applications.
Pinout
1. VCC (Pin 1): Power supply.
2. COM (Pin 2): Common input for single-ended or differential input.
3. CH0 to CH7 (Pins 3-10): Analog inputs for the 8-channel multiplexer.
4. REFCOMP (Pin 11): Reference compensation pin.
5. VREF (Pin 12): Voltage reference input.
6. GND (Pin 13): Ground.
7. SCK (Pin 14): Serial clock input.
8. SDO (Pin 15): Serial data output.
9. CS/CONV (Pin 16): Chip select/conversion start input.
The LTC1867CGN offers high accuracy and low power consumption, making it suitable for a variety of applications requiring precise analog signal conversion.
Manufacturer
Application
1. Data Acquisition Systems: It is used in systems requiring precise data collection, such as industrial automation and control.
2. Medical Instrumentation: Supports high-resolution measurements in medical devices like ECG and EEG machines.
3. Portable Instruments: Suitable for battery-powered devices due to its low power consumption.
4. Communication Systems: Utilized in RF and wireless applications for signal processing.
5. Test and Measurement Equipment: Used in devices requiring accurate data conversion and analysis.
Its compact design and high performance make it versatile for these applications.