Overview
The AD7888BR-REEL7 is a high-speed, low-power, 12-bit analog-to-digital converter (ADC) manufactured by Analog Devices Inc. This component operates from a single 2.7 V to 5.25 V power supply and is designed for high-speed data acquisition applications. It features eight single-ended analog inputs and a successive approximation register (SAR) architecture, enabling a throughput rate of 125 kSPS. The AD7888BR-REEL7 is packaged in a 16-lead narrow SOIC package and is suitable for a wide range of applications, including battery-powered systems, instrumentation, and control systems.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | AD7888BR-REEL7 |
| Number of Bits | 12 |
| Number of A/D Converters | 1 |
| Number of Inputs | 8 single-ended |
| Sampling Rate (Per Second) | 125 kSPS |
| Reference Type | External, Internal |
| Voltage - Supply, Analog/Digital | 2.7 V ~ 5.25 V |
| Package / Case | 16-SOIC (0.154", 3.90mm Width) |
| Operating Temperature | -40°C ~ 105°C |
| Data Interface | SPI, QSPI, MICROWIRE, DSP |
| Architecture | SAR (Successive Approximation Register) |
Key Features
- High-speed, low-power 12-bit ADC with a throughput rate of 125 kSPS.
- Eight single-ended analog inputs with a track-and-hold acquisition time of 500 ns.
- On-chip 2.5 V reference available for use as the reference source.
- REF IN/REF OUT pin for external access to the reference.
- SPI, QSPI, MICROWIRE, and DSP compatible serial interface.
- Operates from a single 2.7 V to 5.25 V power supply.
- High reliability in extreme temperatures ranging from -40°C to 105°C.
- Lead-free and RoHS compliant.
Applications
- Battery-powered systems: Personal digital assistants, medical instruments, mobile communications.
- Instrumentation and control systems.
- High-speed modems.
- Industrial and instrumentation markets requiring precise data conversion.
- Harsh environment applications due to its wide operating temperature range.
Q & A
- What is the resolution of the AD7888BR-REEL7 ADC?
The AD7888BR-REEL7 has a 12-bit resolution. - How many analog inputs does the AD7888BR-REEL7 have?
The AD7888BR-REEL7 has eight single-ended analog inputs. - What is the sampling rate of the AD7888BR-REEL7?
The sampling rate is 125 kSPS. - What types of reference can be used with the AD7888BR-REEL7?
The AD7888BR-REEL7 supports both external and internal references. - What is the operating temperature range of the AD7888BR-REEL7?
The operating temperature range is -40°C to 105°C. - What types of data interfaces are supported by the AD7888BR-REEL7?
The AD7888BR-REEL7 supports SPI, QSPI, MICROWIRE, and DSP interfaces. - Is the AD7888BR-REEL7 lead-free and RoHS compliant?
Yes, the AD7888BR-REEL7 is lead-free and RoHS compliant. - What is the package type of the AD7888BR-REEL7?
The AD7888BR-REEL7 is packaged in a 16-lead narrow SOIC package. - Can the AD7888BR-REEL7 be used in harsh environment applications?
Yes, it is suitable for harsh environment applications due to its wide operating temperature range. - What is the architecture of the AD7888BR-REEL7 ADC?
The AD7888BR-REEL7 uses a Successive Approximation Register (SAR) architecture.
