ADC12138CIWM vs ADC12L034CIWM Comparison
Detailed side-by-side comparison of ADC12138CIWM by Texas Instruments and ADC12L034CIWM by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
ADC12138CIWM - 12-bit+Sign 8-Ch SAR ADC, 28-SOIC | Texas Instruments
ADC12138CIWM Obsolete
Specification Comparison
| Parameter | ADC12138CIWM | ADC12L034CIWM |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.80 | $9.30 |
| Resolution | 12-bit plus sign | 12 bits + sign |
| Sampling Rate | 114 kSPS | — |
| Number of Input Channels | 4 differential / 8 single-ended | 4 (single-ended, pseudo-differential, or differential) |
| Architecture | SAR (Successive Approximation) | Successive-Approximation Register (SAR) |
| Input Type | Differential, Single-Ended | Differential, Pseudo-Differential, Single-Ended |
| Analog Supply Voltage | 3 V to 5.5 V (single) | 3.3 V nominal (3.0 V to 5.5 V operating range per datasheet family) |
| Digital Supply Voltage | 3 V to 5.5 V (single, same as analog) | — |
| Analog Input Range | 0 V to VREF or 0 V to 2*VREF | — |
| Reference Voltage | 2.5 V (typical internal) | — |
| DNL (Differential Nonlinearity) | +/-0.5 LSB (typical) | — |
| INL (Integral Nonlinearity) | +/-1 LSB (typical) | — |
| Supply Current | 1.3 mA (typical at 114 kSPS) | — |
| Operating Temperature | -40C to +85C (industrial) | — |
| Package | 28-pin SOIC (WM, wide-body) | 24-pin SOIC Wide (7.5 mm body width) |
| Mounting Type | Surface Mount | Surface Mount |
| Self-Calibration | On-demand offset + gain auto-cal | Yes (on-chip offset + linearity) |
| Serial Interface | SPI/QSPI/MICROWIRE-compatible | — |
| Sample/Hold | Integrated | — |
| MSL Level | 1 (unlimited) | — |
| RoHS Status | Compliant (NOPB variant) | unknown |
| Digital I/O Supply Voltage | — | 3.3 V nominal |
| Digital Interface | — | Serial (SPI/QSPI/MICROWIRE-compatible) |
| Sample-and-Hold to ADC Ratio | — | 1:1 |
| Number of A/D Converters | — | 1 |
| Maximum Serial Clock | — | 5 MHz (per datasheet family) |
| Operating Temperature Range | — | -40C to +85C (industrial) |
| Conversion Time | — | [DATA_NEEDED: conversion time in us] |
| Integral Nonlinearity (INL) | — | [DATA_NEEDED: INL in LSB] |
| Differential Nonlinearity (DNL) | — | [DATA_NEEDED: DNL in LSB] |
| SNR / ENOB | — | [DATA_NEEDED: SNR or ENOB] |