MAX145ACUA vs MAX144BCUA Comparison
Detailed side-by-side comparison of MAX145ACUA by Analog Devices and MAX144BCUA by Maxim Integrated. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Analog Devices
MAX145ACUA - 12-Bit 108ksps 1-Ch SAR ADC, 8-µMAX | Analog Devices
MAX145ACUA ✓ ActiveSpecification Comparison
| Parameter | MAX145ACUA | MAX144BCUA |
|---|---|---|
| Brand | Analog Devices | Maxim Integrated |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.10 | $7.91 |
| 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 | 108 ksps |
| Architecture | Successive Approximation Register (SAR) | — |
| Supply Voltage (VDD) | +2.7 V to +5.25 V | — |
| 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 | — |
| Conversion Time | 7.4 µs (incl. track/hold acquisition) | 7.4 µs (SAR successive approximation) |
| Wake-Up Time | 2.5 µs | 2.5 µs |
| Digital Interface | 3-wire SPI/QSPI/MICROWIRE-compatible serial | — |
| Internal Clock | Yes (on-chip, 2.5 MHz typ) | — |
| Track/Hold | Internal | — |
| Reference Input | External (REF+, REF-) | — |
| Package | 8-pin µMAX / uSOP | 8-pin µMAX (8-MSOP, 3.00 mm width) |
| Operating Temperature (A grade) | 0 °C to +70 °C | — |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant (lead-free variants) | [DATA_NEEDED: RoHS compliance] |
| Resolution | — | 12 bit |
| Number of Inputs | — | 2 (single-ended, multiplexed) |
| Input Voltage Range | — | 0 to VREF |
| Supply Voltage | — | +2.7 V to +5.25 V (single) |
| Supply Current (active) | — | [DATA_NEEDED: active current typ] |
| Supply Current (AutoShutdown) | — | 0.3 µA typical (between conversions) |
| Internal Clock Frequency | — | 4.096 MHz |
| Interface | — | SPI/QSPI/MICROWIRE-compatible, 3-wire serial |
| Reference Voltage | — | External (VREF applied to REF pin) |
| INL (max, B grade) | — | ±1 LSB |
| Operating Temperature | — | 0 °C to +70 °C (commercial, B suffix CUA) |
| MSL Level | — | [DATA_NEEDED: MSL rating] |
| Compatible Pinout Part | — | MAX145 (14-bit upgrade, same 8-µMAX footprint) |