ADC12138CIWMX vs ADC12138CIWM Comparison
Detailed side-by-side comparison of ADC12138CIWMX by Texas Instruments and ADC12138CIWM 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
ADC12138CIWMX - 12-Bit+Sign 8-Ch SAR ADC | Texas Instruments
ADC12138CIWMX ObsoleteTexas Instruments
ADC12138CIWM - 12-bit+Sign 8-Ch SAR ADC, 28-SOIC | Texas Instruments
ADC12138CIWM ObsoleteSpecification Comparison
| Parameter | ADC12138CIWMX | ADC12138CIWM |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Obsolete | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.45 | $5.80 |
| Resolution | 12 bits + sign | 12-bit plus sign |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation) |
| Number of Analog Inputs | 8 single-ended / 4 differential | — |
| Conversion Time | 8.8 us max | — |
| Analog Supply Voltage | 4.5 V to 5.5 V (single +5 V); +3.3 V compatible | 3 V to 5.5 V (single) |
| Digital Supply Voltage | Same as AVDD | 3 V to 5.5 V (single, same as analog) |
| Input Voltage Range | 0 V to VREF (unipolar); -VREF to +VREF (bipolar) | — |
| Reference Voltage | [DATA_NEEDED: VREF range] | 2.5 V (typical internal) |
| Differential Non-Linearity (DNL) | ±1 LSB max | — |
| Integral Non-Linearity (INL) | [DATA_NEEDED: INL max] | — |
| Sample-and-Hold | On-chip | — |
| Digital Interface | Serial, 4-wire (CS, SCLK, DOUT, DIN) | — |
| Self-Calibration | Yes, on-chip offset + gain trim | On-demand offset + gain auto-cal |
| Package | 28-SOIC (WM) 7.5 mm body | 28-pin SOIC (WM, wide-body) |
| Operating Temperature | -40C to +85C | -40C to +85C (industrial) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 1 (unlimited) | 1 (unlimited) |
| RoHS Status | Compliant | Compliant (NOPB variant) |
| Sampling Rate | — | 114 kSPS |
| Number of Input Channels | — | 4 differential / 8 single-ended |
| Input Type | — | Differential, Single-Ended |
| Analog Input Range | — | 0 V to VREF or 0 V to 2*VREF |
| DNL (Differential Nonlinearity) | — | +/-0.5 LSB (typical) |
| INL (Integral Nonlinearity) | — | +/-1 LSB (typical) |
| Supply Current | — | 1.3 mA (typical at 114 kSPS) |
| Serial Interface | — | SPI/QSPI/MICROWIRE-compatible |
| Sample/Hold | — | Integrated |