MAX1240BEPA+ vs MAX145AEPA Comparison
Detailed side-by-side comparison of MAX1240BEPA+ by Analog Devices and MAX145AEPA 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 | MAX1240BEPA+ | MAX145AEPA |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.55 | $5.20 |
| Resolution | 12 bits | 12 bits |
| Architecture | SAR (Successive Approximation) | — |
| Sampling Rate | 73 ksamples/sec | — |
| Number of Input Channels | 1 (single-ended) | — |
| Input Type | Single-ended, pseudo-differential (AIN vs. GND) | True differential (MAX145) / single-ended selectable (MAX144) |
| Analog Supply Voltage | +2.7 V to +3.6 V (single supply) | — |
| Digital Supply Voltage | +2.7 V to +3.6 V (single supply) | — |
| Reference Type | External (MAX1240; MAX1241 has internal 2.5 V) | — |
| Reference Input Range | 0 V to +3.6 V (VREF ≤ AVDD) | — |
| Analog Input Range | 0 V to VREF | — |
| Data Interface | SPI / QSPI / MICROWIRE-compatible serial | — |
| Track-and-Hold | Internal, 1:1 S/H:ADC ratio | — |
| Power-Down Current | 5 µW (power-down mode) | — |
| Operating Temperature | 0 °C to +70 °C (commercial, 'E' grade) | — |
| Package | 8-pin PDIP (E suffix) | — |
| Mounting Type | Through-Hole (DIP) | Through-Hole (THT) |
| Process Technology | BiCMOS | — |
| RoHS Status | Compliant | Non-RoHS (pre-2011 vintage product; + variant is RoHS) |
| Part Number | — | MAX145AEPA |
| Manufacturer | — | Analog Devices (formerly Maxim Integrated) |
| Function | — | 12-bit 2-channel SAR analog-to-digital converter (ADC) |
| Number of Channels | — | 2 |
| Sampling Rate (Throughput) | — | 108 ksps |
| Conversion Architecture | — | Successive-approximation (SAR) |
| Conversion Time | — | 7.4 us (typical) |
| Wake-Up Time | — | 2.5 us |
| Supply Voltage (VDD) | — | +2.7 V to +5.25 V (single supply) |
| Active Power Consumption | — | 3.2 mW at VDD = +3.6 V |
| Shutdown Current | — | < 10 uA (auto power-down) |
| Integral Nonlinearity (INL) | — | ±1 LSB (max) |
| Differential Nonlinearity (DNL) | — | ±0.5 LSB (max, no missing codes) |
| Digital Interface | — | 3-wire SPI / QSPI / MICROWIRE-compatible serial |
| Operating Temperature Range | — | -40 C to +85 C (E suffix = industrial) |
| Package / Case | — | 8-pin PDIP (0.300 inch / 7.62 mm body) |
| Internal Reference | — | +2.5 V |