MCP3208-BI/SL Datasheet Summary

Product Overview

The MCP3208-BI/SL is an 8-channel, 12-bit Analog-to-Digital (A/D) converter with on-board sample and hold circuitry. It is designed for applications requiring high-resolution analog input processing and is compatible with the SPI serial interface. This device operates over a broad voltage range (2.7V - 5.5V) and is available in a 16-pin SOIC package.

Features

• 12-bit Resolution: High-resolution analog input processing.
• 8 Input Channels: Programmable as single-ended or pseudo-differential pairs.
• On-Chip Sample and Hold: Ensures accurate sampling of analog signals.
• SPI Serial Interface: Compatible with SPI protocol (modes 0,0 and 1,1).
• Single Supply Operation: 2.7V to 5.5V.
• Max Sampling Rate: 100ksps at VDD = 5V, 50ksps at VDD = 2.7V.
• Low Power CMOS Technology: Typical standby current of 500nA and active current of 320μA.
• Industrial Temperature Range: -40°C to +85°C.
• Available Packages: PDIP, SOIC, TSSOP.

Applications

• Sensor Interface: Ideal for interfacing with various sensors.
• Process Control: Suitable for industrial process control systems.
• Data Acquisition: High-resolution data acquisition systems.
• Battery Operated Systems: Low power consumption makes it suitable for battery-operated devices.

Functional Block Diagram

The MCP3208 includes a multiplexer for selecting input channels, a sample and hold circuit, a 12-bit Successive Approximation Register (SAR), and a shift register for serial data output.

Pin Descriptions

TableCopy

Electrical Characteristics

Absolute Maximum Ratings

• Supply Voltage (VDD): 7.0V
• Input/Output Voltage: -0.6V to VDD + 0.6V
• Storage Temperature: -65°C to +150°C
• Ambient Temperature with Power Applied: -65°C to +125°C
• Soldering Temperature: +300°C (10 seconds)
• ESD Protection: >4kV

Electrical Specifications (VDD = 5V, VSS = 0V, VREF = 5V, TA = -40°C to +85°C)

• Conversion Rate: Up to 100ksps
• Integral Nonlinearity (INL): ±1LSB (MCP3208-B)
• Differential Nonlinearity (DNL): ±1LSB
• Offset Error: ±1.25LSB
• Gain Error: ±1.25LSB
• Total Harmonic Distortion (THD): -82dB (VIN = 0.1V to 4.9V @ 1kHz)
• Signal to Noise and Distortion (SINAD): 72dB (VIN = 0.1V to 4.9V @ 1kHz)
• Spurious Free Dynamic Range (SFDR): 86dB (VIN = 0.1V to 4.9V @ 1kHz)

Package Information

• Package Type: 16-pin SOIC
• Marking: MCP3208-BI/SL

Ordering Information

• Part Number: MCP3208-BI/SL
• Description: 8-Channel 12-Bit Serial A/D Converter, Industrial Temperature Range, SOIC Package
• Grade: B (±1 LSB INL)
• Temperature Range: -40°C to +85°C (Industrial)