MAX145AEPA vs MAX1240BEPA+ Comparison
Detailed side-by-side comparison of MAX145AEPA by Analog Devices and MAX1240BEPA+ 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 | MAX145AEPA | MAX1240BEPA+ |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.20 | $5.55 |
| Part Number | MAX145AEPA | — |
| Manufacturer | Analog Devices (formerly Maxim Integrated) | — |
| Function | 12-bit 2-channel SAR analog-to-digital converter (ADC) | — |
| Resolution | 12 bits | 12 bits |
| 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 | — |
| Input Type | True differential (MAX145) / single-ended selectable (MAX144) | Single-ended, pseudo-differential (AIN vs. GND) |
| 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) | — |
| Mounting Type | Through-Hole (THT) | Through-Hole (DIP) |
| Internal Reference | +2.5 V | — |
| RoHS Status | Non-RoHS (pre-2011 vintage product; + variant is RoHS) | Compliant |
| Architecture | — | SAR (Successive Approximation) |
| Sampling Rate | — | 73 ksamples/sec |
| Number of Input Channels | — | 1 (single-ended) |
| 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) |
| Process Technology | — | BiCMOS |