GE VMIVME4116 Digital-to-Analog Converter Board

Overview

The VMIVME-4116 is an 8-channel, 16-bit Digital-to-Analog Converter (DAC) board. It connects directly to VMEbus systems. This board delivers high-resolution analog outputs for control, automation, and data acquisition. Engineers rely on it for precise industrial and embedded applications.

Technical Specifications

Channels & Resolution

• Channels: 8 independent DAC channels
• Resolution: 16-bit
• Output Range: ±10 V (bipolar)
• Coding: Supports offset binary and two’s complement
• Voltage Resolution: ~305 µV per LSB
• Settling Time: ≤10 µs to within ½ LSB

Control & Operation

• Control and Status Register (CSR): Processor configures modes and diagnostics
• CSR Reading: Read anytime for status verification
• Data Latches: Double-buffered per channel for flexible updates
• Update Modes: Select via onboard jumpers and CSR settings

VMEbus Interface

• Compatibility: Fully meets VMEbus specification
• Board Addressing: Configure via 12 DIP switches (A05–A15)
• Access Modes: Selectable for Nonprivileged short I/O or Supervisory short I/O (default)

Data Transfer

• Input Format: Byte or word (D00–D15)
• Transfer Method: Directly write to DAC channels

Diagnostics & Test Features

• Loopback Testing: Use internal diagnostics with DAC outputs
• LED Indicator: Lights on power-up/reset; turns off after successful diagnostics
• Test Bus: Dedicated analog lines support fault detection and isolation

Environmental Ratings

• Operating Temperature: 0°C to 65°C (32°F to 149°F)
• Storage Temperature: -40°C to 85°C (-40°F to 185°F)
• Humidity: 0% to 95% non-condensing