GE Fanuc / ICS ICS-554B-4-MN 4-Channel, 14-Bit, 105 MHz PMC ADC Board with Down-Converters and Xilinx FPGA

The GE Fanuc/ICS ICS-554B-4-MN is a 4-channel, 14-bit PMC ADC board delivering 105 MHz simultaneous sampling per channel with integrated digital down-converters and user-programmable Xilinx FPGA. The board combines high-resolution analog capture, flexible multichannel signal processing, and onboard computing resources for demanding radar, communications, and test applications requiring both wideband and narrowband signal analysis.

Technical Specifications Analog-to-Digital Conversion

Four 14-bit ADCs at 105 MHz maximum sampling rate per channel

Signal-to-noise ratio (SNR) >72 dB

Spurious-free dynamic range (SFDR) >85 dB

Full-scale input: +5.5 dBm (≈1.2 Vpp) into 50 Ω

Transformer or DC input coupling options Digital Down-Conversion (DDC)

Four optional Graychip GC4016 quad DDCs

Simultaneous down-conversion of up to 16 arbitrary signal bands

Maximum output bandwidth: 10 MHz at Fs=100 MHz (four-channel); 5 MHz (eight-channel); 2.5 MHz (16-channel)

Minimum output bandwidth: 4.9 kHz at Fs=100 MHz, 16-channel configuration Signal Processing

1 million gate Xilinx FPGA (XC2V1000)

1 MByte onboard memory: two independent 0.5 MByte FIFOs for simultaneous wideband and narrowband operation

All 64 Pn4 user I/O signals routed to FPGA with LVTTL support Clocking & Synchronization

Internal 100 MHz crystal (ICS-554B)

External clock and trigger support

Coherent sampling across single channels, multiple channels, and multiple boards Interfaces

PCI 2.2 compatible with 64-bit, 66 MHz DMA

Little-endian data format; big-endian conversion supported via QL5064 chip

Uncommitted Pn4 user I/O PMC interface Power

1.0–2.5 A @ +5 V

Up to 1.5 A @ +3.3 V

0.3 A @ ±12 V (ICS-554D only)

Key Features

Four simultaneous 14-bit ADC channels at 105 MHz

Multiband DDC processing: up to 16 independent FDM signals

User-programmable FPGA for custom signal conditioning and real-time processing

Dual-FIFO architecture for concurrent wideband capture and narrowband analysis

PMC form factor for embedded and legacy PCI systems

Typical Applications

Radar signal intercept and analysis

Multichannel communications monitoring

Software-defined radio development

Simultaneous multiband signal acquisition and processing

Compatibility & Integration PCI 2.2 interface ensures compatibility with standard PCI backplanes. Fast 64-bit DMA enables high-throughput data transfer. FPGA resources are largely available for user logic implementation, accommodating custom algorithms and signal processing workflows.