4-Channel Precision Analog Multiplexer (MUX), Settling to 0.001% in 100nS. Precision, High Speed, 4-channel, Analog Multiplexer, ±10V Input/Output Voltage Range, -55°C to +125°C temperature range, High Reliability Screening. The MX-850 is a precision, high-speed multiplexer characterized for 10, 12, 14 and 16 Bit applications. The performance benchmarks are its 50 nanosecond maximum settling time to ±0.01% accuracy and its unprecedented ±0.001% accuracy specification.