MAX1139KEEE+ vs MAX1239MEEE+T Comparison
Detailed side-by-side comparison of MAX1139KEEE+ by Analog Devices and MAX1239MEEE+T 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
MAX1139KEEE+ - 10-Bit 12-Ch SAR ADC, I2C, 16-QSOP | Maxim Integrated
MAX1139KEEE+ ✓ Active
Specification Comparison
| Parameter | MAX1139KEEE+ | MAX1239MEEE+T |
|---|---|---|
| Brand | Analog Devices | Maxim Integrated |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.45 | $4.99 |
| Resolution | 10 bit | 12 bit |
| Number of Inputs | 6 / 12 (6 single-ended or 3 differential, 12 input pins) | — |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation) |
| Sampling Rate | 117 ksps (K-grade, external clock) | — |
| Supply Voltage | 2.7 V to 3.6 V or 4.5 V to 5.5 V | — |
| Supply Current (max sampling) | 670 µA | — |
| Power-Down Current | 1 µA | — |
| Internal Reference | 4.096 V (K/M grade) | 4.096 V (MAX1239 variant) |
| Analog Input Range | 0 to VAVDD | — |
| Interface | I2C-compatible 2-wire serial (Standard 100kHz / Fast 400kHz) | — |
| I2C Addresses | 16 factory-set (K/M grade: 0x33-0x40 / 0x51-0x5E, L/N grade: 0x52-0x57) | — |
| Package | 16-pin QSOP | 16-QSOP (SSOP-16, 0.154 in width) |
| Operating Temperature | -40°C to +85°C (extended industrial) | — |
| Track/Hold | Internal | — |
| RoHS Status | Compliant | Compliant (T suffix = lead-free tape and reel) |
| Number of Analog Inputs | — | 12 single-ended / 6 differential |
| Sampling Rate (max) | — | 94.4 ksps |
| Supply Voltage Range | — | 2.7 V to 3.6 V or 4.5 V to 5.5 V |
| Supply Current (operating) | — | 1.5 mA at max sample rate |
| Supply Current (shutdown) | — | 1 µA |
| External Reference Input | — | Supported via REF pin |
| Input Voltage Range | — | 0 V to VREF (unipolar) |
| Serial Interface | — | I2C-compatible 2-wire, up to 400 kHz |
| Integral Nonlinearity (INL) | — | [DATA_NEEDED: INL spec] LSB |
| Operating Temperature Range | — | -40 °C to +85 °C (extended: MEEE suffix) |
| Mounting Type | — | Surface Mount |
| Channel Scan Mode | — | Yes, internal FIFO and sequential scan |