ADC12138CIWM vs ADC12H032CIWM Comparison
Detailed side-by-side comparison of ADC12138CIWM by Texas Instruments and ADC12H032CIWM 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 | ADC12H032CIWM |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Obsolete | NRND |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.80 | $10.45 |
| Resolution | 12-bit plus sign | 12 bit + sign (sign-extended 13-bit code) |
| Sampling Rate | 114 kSPS | — |
| Number of Input Channels | 4 differential / 8 single-ended | 8 (analog input multiplexer) |
| Architecture | SAR (Successive Approximation) | — |
| Input Type | Differential, Single-Ended | — |
| Analog Supply Voltage | 3 V to 5.5 V (single) | — |
| 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 | [DATA_NEEDED: confirm full-scale input range vs 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) | [DATA_NEEDED: confirm industrial grade range, typically -40C to +85C] |
| Package | 28-pin SOIC (WM, wide-body) | — |
| Mounting Type | Surface Mount | Surface Mount |
| Self-Calibration | On-demand offset + gain auto-cal | — |
| Serial Interface | SPI/QSPI/MICROWIRE-compatible | — |
| Sample/Hold | Integrated | Integrated track-and-hold |
| MSL Level | 1 (unlimited) | — |
| RoHS Status | Compliant (NOPB variant) | [DATA_NEEDED: confirm from datasheet ordering info] |
| Conversion Architecture | — | Successive Approximation Register (SAR) |
| Sample Rate | — | Up to 54 ksps (per family datasheet, exact sample rate per variant) |
| Calibration | — | Self-calibrating (offset + linearity auto-trim on command) |
| DNL (Differential Non-Linearity) | — | +/-1 LSB (max) |
| INL (Integral Non-Linearity) | — | +/-1 LSB (max) |
| Digital Interface | — | NSC MICROWIRE-compatible serial I/O |
| Package / Case | — | 20-SOIC (0.295 in / 7.50 mm width, wide body) |
| Pin of Pins | — | 20 |
| Temperature Grade | — | Industrial |
| Terminal Form | — | Gull Wing |
| Packaging | — | Tube |