MAX1139KEEE+ vs MAX1238LEEE+T Comparison
Detailed side-by-side comparison of MAX1139KEEE+ by Analog Devices and MAX1238LEEE+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
MAX1139KEEE+ - 10-Bit 12-Ch SAR ADC, I2C, 16-QSOP | Maxim Integrated
MAX1139KEEE+ ✓ ActiveAnalog Devices
MAX1238LEEE+T - 12-Ch 12-Bit 94.4ksps I2C SAR ADC | Analog Devices
MAX1238LEEE+T ✓ ActiveSpecification Comparison
| Parameter | MAX1139KEEE+ | MAX1238LEEE+T |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $4.45 | $5.10 |
| 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 |
| 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-pin QSOP (SSOP equivalent, 0.154" / 3.90 mm body width) |
| Operating Temperature | -40°C to +85°C (extended industrial) | — |
| Track/Hold | Internal | — |
| RoHS Status | Compliant | Compliant |
| Analog Input Channels | — | 6 or 12 single-ended / 12 differential (software-configurable) |
| Input Type | — | Differential, Single-Ended |
| Sampling Rate (max) | — | 94.4 ksps |
| Analog Supply Voltage (AVDD) | — | 4.5 V to 5.5 V (MAX1236/MAX1238 family) |
| Digital Supply Voltage (DVDD) | — | [DATA_NEEDED: DVDD min/max] |
| Supply Current (max sample rate) | — | 670 µA at 94.4 ksps |
| Shutdown Current | — | 0.5 µA |
| Integral Nonlinearity (INL) | — | ±1 LSB (typical) |
| Differential Nonlinearity (DNL) | — | ±1 LSB (typical) |
| Reference Tempco | — | 50 ppm/°C |
| Serial Interface | — | I2C-compatible 2-wire, up to 400 kHz |
| Operating Temperature Range | — | -40 °C to +85 °C |
| Internal Temperature Sensor Accuracy | — | ±2 °C |
| Mounting Type | — | Surface Mount |
| MSL Level | — | [DATA_NEEDED: MSL] |