MAX1139MEEE+T vs MAX1238KEEE+T Comparison
Detailed side-by-side comparison of MAX1139MEEE+T by Maxim Integrated and MAX1238KEEE+T 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 | MAX1139MEEE+T | MAX1238KEEE+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 | $4.91 |
| Resolution | 10 bits | 12 bit |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation Register) |
| 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) | — |
| Internal Reference Voltage | 2.048 V (MAX1137/MAX1139) | 2.5 V |
| Interface | I2C-compatible 2-wire serial (up to 400 kHz fast mode) | — |
| Integrated Track/Hold | Yes (internal T/H) | — |
| Internal Clock | Yes (no external clock required) | — |
| Package | 16-pin QSOP | 16-QSOP (0.154 inch / 3.90 mm width) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 C to +85 C (extended industrial) | — |
| Temperature Grade | Industrial | 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 Analog Input Channels | — | 12 (single-ended) / 6 (pseudo-differential) |
| Input Type | — | Single-Ended, Pseudo-Differential |
| Supply Voltage - 3.3V Mode | — | 2.7 V to 3.6 V |
| Supply Voltage - 5V Mode | — | 4.5 V to 5.5 V |
| Supply Current at Max Throughput | — | 670 uA |
| Shutdown Supply Current | — | 1 uA |
| Digital Interface | — | I2C-compatible 2-wire serial (Fast Mode 400 kHz, High-Speed Mode 1.7 MHz) |
| Operating Temperature Range | — | -40 C to +85 C (extended) |
| Sampling Architecture | — | Internal Track/Hold with on-chip oscillator |
| Terminal Form | — | GULL WING |