Overview
The Texas Instruments ADC32RF45IRMP is a high-performance, dual-channel, 14-bit analog-to-digital converter (ADC) designed for RF sampling applications. It operates at a sample rate of 3.0 GSPS and supports input frequencies up to 4.0 GHz. This device is optimized for high signal-to-noise ratio (SNR) and dynamic range, making it suitable for various high-frequency signal processing tasks. The ADC32RF45IRMP is packaged in a 72-pin VQFN package and operates within an industrial temperature range of –40°C to +85°C.
Key Specifications
| Parameter | Value |
|---|---|
| Number of Bits | 14 |
| Sample Rate | 3.0 GSPS |
| Number of Channels | 2 |
| Package Type | 72-pin VQFN |
| Package Dimensions | 10 mm x 10 mm |
| Operating Temperature Range | –40°C to +85°C |
| Analog Input Voltage Range | –1.35 V to 1.35 V |
| Supply Voltage (Analog) | 1.1 V ~ 2 V |
| Supply Voltage (Digital) | 1.1 V ~ 1.2 V |
| Interface | JESD204B, up to 12.5 Gbps, 4 lanes per channel |
| Power Dissipation | 3.2 W/Ch at 3.0 GSPS |
Key Features
- Dual-channel, 14-bit, 3.0-GSPS ADC with RF sampling capability up to 4.0 GHz.
- High noise spectral density of –155 dBFS/Hz and excellent dynamic range and channel isolation.
- On-chip digital down-converters (DDCs) with up to 4 DDCs in dual-band mode and up to 3 independent 16-bit NCOs per DDC.
- On-chip input clamp for overvoltage protection and programmable power detectors with alarm pins for AGC support.
- On-chip dither and input termination for uniform input impedance across a wide frequency range.
- Support for multi-chip synchronization and JESD204B serial interface with subclass 1-based deterministic latency.
Applications
The ADC32RF45IRMP is designed for high-performance RF signal processing applications, including:
- Radar systems: Phased array radar, pulse Doppler radar, and synthetic aperture radar.
- Wireless communication systems: 5G and beyond, base stations, and software-defined radios.
- Test and measurement equipment: High-frequency signal generators, spectrum analyzers, and oscilloscopes.
- Electronic warfare and surveillance systems: Signal intelligence and electronic support measures.
Q & A
- What is the sample rate of the ADC32RF45IRMP?
The sample rate of the ADC32RF45IRMP is 3.0 GSPS.
- How many channels does the ADC32RF45IRMP have?
The ADC32RF45IRMP is a dual-channel ADC.
- What is the maximum input frequency supported by the ADC32RF45IRMP?
The ADC32RF45IRMP supports input frequencies up to 4.0 GHz.
- What is the package type and dimensions of the ADC32RF45IRMP?
The ADC32RF45IRMP is packaged in a 72-pin VQFN package with dimensions of 10 mm x 10 mm.
- What is the operating temperature range of the ADC32RF45IRMP?
The operating temperature range is –40°C to +85°C.
- What interface does the ADC32RF45IRMP use?
The ADC32RF45IRMP uses the JESD204B serial interface with up to 12.5 Gbps data rate and up to four lanes per channel.
- What is the power dissipation of the ADC32RF45IRMP at 3.0 GSPS?
The power dissipation is 3.2 W per channel at 3.0 GSPS.
- Does the ADC32RF45IRMP support on-chip digital down-converters?
Yes, the ADC32RF45IRMP supports on-chip digital down-converters (DDCs) with up to 4 DDCs in dual-band mode and up to 3 independent 16-bit NCOs per DDC.
- What kind of protection does the ADC32RF45IRMP have for overvoltage?
The ADC32RF45IRMP has an on-chip input clamp for overvoltage protection.
- Is the ADC32RF45IRMP RoHS and REACH compliant?
Yes, the ADC32RF45IRMP is both RoHS and REACH compliant.
