ADC12J4000NKE - Texas Instruments

Manufacturer Part Number

ADC12J4000NKE

Manufacturer

Texas Instruments

Introduction

High-speed, 12-bit, 4 GSPS analog-to-digital converter designed for high-performance data acquisition in telecommunications, test equipment, and radar systems.

Product Features and Performance

12-bit resolution for precise data conversion

4 GSPS sampling rate for high-speed applications

Analog input bandwidth exceeding 2 GHz supporting RF sampling

Digital down-converter with programmable NCO for flexible signal processing

JESD204B-compatible serial output interface for high-speed data transfer

Internal dither and gain/offset correction for enhanced performance

Product Advantages

Allows direct RF sampling which reduces the complexity of signal chains

Provides excellent spurious-free dynamic range (SFDR) and signal-to-noise ratio (SNR) for high-fidelity signal acquisition

Supports multi-device synchronization for large array systems

Built-in features reduce need for external components, simplifying design and reducing total system cost

Key Technical Parameters

Resolution: 12 bits

Max Sampling Rate: 4 GSPS

Analog Input Bandwidth: >2 GHz

Output Interface: JESD204B

Supply Voltage: Analog 1.3V, Digital 1.0V

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Built-in power-down modes for energy savings

Total Ionizing Dose (TID) radiation testing ensures reliability in harsh environments

Compatibility

JESD204B standard compatibility for easy integration with existing digital systems

Application Areas

Telecommunications including 5G

Radar and satellite communication systems

Data acquisition systems

Medical imaging

Instrumentation and test equipment

Product Lifecycle

Product Status: Active

No near discontinuation, ensuring long-term availability

Alternatives and upgrades are often provided by manufacturer over time

Several Key Reasons to Choose This Product

State-of-the-art 12-bit resolution with 4 GSPS for capturing high-speed signals with precision

The ability to sample RF signals directly, eliminating the need for separate down-conversion stages

Advanced digital features like the on-chip digital down-converter for signal processing flexibility

Compatibility with JESD204B allows for high-speed and reliable connections to modern digital systems

Robust design with built-in safety features suitable for demanding environments

Backed by Texas Instruments’ support and long-term product lifecycle management