MAX145BEUA vs MAX145ACUA Comparison

Detailed side-by-side comparison of MAX145BEUA by Analog Devices and MAX145ACUA by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

Specification Comparison

Parameter MAX145BEUA MAX145ACUA
Brand Analog Devices Analog Devices
Category ADC/DAC ADC/DAC
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $5.92 $5.10
Resolution 12 bits —
Sample Rate 108 ksps —
Number of Input Channels 2 (single-ended, multiplexed) —
Architecture Successive Approximation (SAR) Successive Approximation Register (SAR)
Supply Voltage (VDD) +2.7 V to +5.25 V (single supply) +2.7 V to +5.25 V
Conversion Time 7.4 µs typical 7.4 µs (incl. track/hold acquisition)
Wake-Up Time 2.5 µs typical (from power-down) 2.5 µs
Internal Oscillator 4 MHz —
Serial Interface SPI / QSPI / MICROWIRE-compatible, 3-wire —
Integral Nonlinearity (INL) [DATA_NEEDED: INL in LSB] —
Supply Current (operating) [DATA_NEEDED: IDD typ/max] —
Supply Current (power-down) < 1 µA typical —
Analog Input Range 0 V to VREF (unipolar, single-ended) —
Reference Input External REF (separate from VDD) External (REF+, REF-)
Operating Temperature Range -40 °C to +85 °C (industrial, "E" grade) —
Package 8-pin μMAX (uSOP/MSOP-equivalent) 8-pin µMAX / uSOP
Mounting Type Surface Mount Surface Mount
MSL Level 1 —
RoHS Status Compliant Compliant (lead-free variants)
Manufacturer — Analog Devices / Maxim Integrated
Part Number — MAX145ACUA
Function — 12-bit SAR Analog-to-Digital Converter (ADC)
Number of Channels — 2 (1 pseudo-differential per the MAX145 family)
Number of Bits — 12
Sampling Rate — 108 ksps
Supply Current (108 ksps, VDD = 3.6 V) — 0.9 mA typ
Supply Current (10 ksps, VDD = 3.6 V) — 100 µA typ
Supply Current (1 ksps, VDD = 3.6 V) — 10 µA typ
Power-Down Current — 0.2 µA typ
Digital Interface — 3-wire SPI/QSPI/MICROWIRE-compatible serial
Internal Clock — Yes (on-chip, 2.5 MHz typ)
Track/Hold — Internal
Operating Temperature (A grade) — 0 °C to +70 °C

Datasheets & Resources

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