MAX1237LEUA+T vs MAX1237KEUA+T Comparison
Detailed side-by-side comparison of MAX1237LEUA+T by Analog Devices and MAX1237KEUA+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 | MAX1237LEUA+T | MAX1237KEUA+T |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.14 | $3.58 |
| Manufacturer | Analog Devices (Maxim Integrated) | — |
| Part Family | MAX1236 / MAX1237 / MAX1238 / MAX1239 | — |
| Resolution | 12 bit | 12 bits |
| Number of ADC Inputs | 2, 4 (single-ended/differential) | — |
| Sampling Rate | 94.4 ksps (max) | 94.4 ksps max |
| Supply Voltage (Digital/Analog) | 2.7 V to 3.6 V | — |
| Supply Voltage (analog, dual option in family) | 4.5 V to 5.5 V (other family members) | — |
| Supply Current | 670 µA at 94.4 ksps | — |
| Interface | I2C-compatible 2-wire serial (Standard / Fast / High-Speed) | — |
| Input Configuration | Multiplexed, software-selectable unipolar or bipolar | — |
| Differential Nonlinearity (DNL) | ±1 LSB (no missing codes) | ±1 LSB (typical) |
| Reference | Internal 2.048 V or 4.096 V, or external | — |
| Input Fault Tolerance | ±6 V | — |
| Operating Temperature | -40 °C to +85 °C | — |
| Package | 8-µMAX / uSOP (TSSOP-style 8-pin, 3.00 mm width) | 8-pin uMAX / uSOP (3.00 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant | Compliant |
| Architecture | — | SAR (Successive Approximation Register) |
| Number of Input Channels | — | 2 or 4 single-ended / 1 or 2 differential (software-configurable) |
| Input Type | — | Single-ended / pseudo-differential |
| Analog Supply Voltage (AVDD) | — | 4.5 V to 5.5 V (MAX1236/MAX1237) |
| Digital Supply Voltage (DVDD) | — | 2.7 V to 3.6 V |
| Digital Logic Compatibility | — | 2.7 V / 3.3 V |
| Reference Voltage | — | 2.048 V internal (4.096 V with external REF applied to MAX1238/MAX1239) |
| Integral Nonlinearity (INL) | — | ±1 LSB (typical) |
| Serial Interface | — | I2C-compatible 2-wire (Standard 100 kHz, Fast 400 kHz, High-Speed 3.4 MHz) |
| Operating Temperature Range | — | -40C to +85C (industrial, K suffix) |
| MSL Level | — | [DATA_NEEDED: MSL level] |
| Channel/Sample Architecture | — | 1 SAR, 2/4 input mux |