MAX1139MEEE+T vs MAX1239LEEE+T Comparison
Detailed side-by-side comparison of MAX1139MEEE+T by Maxim Integrated and MAX1239LEEE+T by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Analog Devices
MAX1239LEEE+T - 12-Bit 12-Channel 2-Wire Serial ADC | Maxim Integrated
MAX1239LEEE+T ✓ ActiveSpecification Comparison
| Parameter | MAX1139MEEE+T | MAX1239LEEE+T |
|---|---|---|
| Brand | Maxim Integrated | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.90 | $4.62 |
| Resolution | 10 bits | 12 bit |
| Architecture | SAR (Successive Approximation) | — |
| Input Channels | 6 or 12 single-ended (software-configurable) | — |
| Number of Inputs | 6, 12 | — |
| Supply Voltage | 2.7 V to 3.6 V or 4.5 V to 5.5 V (single supply) | 2.7 V to 3.6 V (single supply) |
| Internal Reference Voltage | 2.048 V (MAX1137/MAX1139) | — |
| Interface | I2C-compatible 2-wire serial (up to 400 kHz fast mode) | I2C-compatible 2-wire serial (Standard/Fast/High-Speed) |
| Integrated Track/Hold | Yes (internal T/H) | — |
| Internal Clock | Yes (no external clock required) | — |
| Package | 16-pin QSOP | 16-pin QSOP |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C (extended industrial) | -40 °C to +85 °C (industrial, "E" suffix) |
| Temperature Grade | Industrial | — |
| Sampling Method | Single-shot SAR with internal T/H | — |
| Maximum Devices per I2C Bus | 4 (via external address pins) | — |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| Number of Input Channels | — | 12 (6 differential pairs) |
| Converter Type | — | SAR (Successive Approximation) |
| Sampling Rate | — | 94.4 ksps max |
| Supply Current | — | 670 µA at 94.4 ksps |
| Internal Reference | — | 2.5 V (MAX1237) / 4.096 V (MAX1239 family) |
| Input Voltage Range | — | 0 to VREF (unipolar); ±VREF/2 (bipolar) |
| Integral Nonlinearity (INL) | — | ±1 LSB (max) |
| Differential Nonlinearity (DNL) | — | ±1 LSB (max, no missing codes) |
| Signal-to-Noise + Distortion (SINAD) | — | [DATA_NEEDED: SINAD at fIN] |
| MSL Level | — | 1 (unlimited) |