| PartNumber | ADC12138CIWM/NOPB | ADC12138CIWM | ADC12138CIWMX |
| Description | Analog to Digital Converters - ADC Self-Calibrating 12B Serial I/O ADC | Analog to Digital Converters - ADC Obsolete, LTB expires Nov 6, 2018 | IC ADC 12BIT 28-SOIC |
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Product Category | Analog to Digital Converters - ADC | Analog to Digital Converters - ADC | Data Acquisition - Analog to Digital Converters (ADC) |
| RoHS | Y | N | - |
| Series | ADC12138 | ADC12138 | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SOIC-28 | SOIC-28 | - |
| Resolution | 12 bit | 12 bit | - |
| Number of Channels | 4 Channel/8 Channel | 4 Channel/8 Channel | - |
| Sampling Rate | 114 kS/s | 114 kS/s | - |
| Input Type | Differential/Pseudo-Differential/Single-Ended | Differential/Pseudo-Differential/Single-Ended | Differential, Pseudo-Differential, Single Ended |
| Interface Type | SPI | SPI | - |
| Architecture | SAR | SAR | SAR |
| Reference Type | External | External | External |
| Analog Supply Voltage | 3 V to 5.5 V | 3 V to 5.5 V | - |
| Digital Supply Voltage | 3 V to 5.5 V | 3 V to 5.5 V | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 85 C | + 85 C | - |
| Packaging | Tube | Tube | Tape & Reel (TR) Alternate Packaging |
| Height | 2.34 mm | 2.34 mm | - |
| Input Voltage | 5 V | 5 V | - |
| Length | 17.91 mm | 17.91 mm | - |
| Number of Converters | 1 Converter | 1 Converter | - |
| Power Consumption | 22.5 mW | 22.5 mW | - |
| Type | S/H ADC | S/H ADC | - |
| Width | 7.49 mm | 7.49 mm | - |
| Brand | Texas Instruments | Texas Instruments | - |
| DNL Differential Nonlinearity | 1.5 LSB | 1.5 LSB | - |
| Gain Error | 3 LSB | 3 LSB | - |
| INL Integral Nonlinearity | 2 LSB | 2 LSB | - |
| Moisture Sensitive | Yes | - | - |
| Number of ADC Inputs | 8 Input, 4 Input | 8 Input, 4 Input | - |
| Operating Supply Voltage | 3.3 V, 5 V | 3.3 V, 5 V | - |
| Pd Power Dissipation | 500 mW (1/2 W) | 500 mW (1/2 W) | - |
| Product Type | ADCs - Analog to Digital Converters | ADCs - Analog to Digital Converters | - |
| Sample and Hold | Yes | Yes | - |
| Factory Pack Quantity | 26 | 26 | - |
| Subcategory | Data Converter ICs | Data Converter ICs | - |
| Unit Weight | 0.025778 oz | 0.025778 oz | - |
| Package Case | - | - | 28-SOIC (0.295", 7.50mm Width) |
| Operating Temperature | - | - | -40°C ~ 85°C |
| Features | - | - | - |
| Supplier Device Package | - | - | 28-SOIC |
| Sampling Rate Per Second | - | - | 114k |
| Data Interface | - | - | SPI |
| Number of Bits | - | - | 12 |
| Voltage Supply Analog | - | - | 3 V ~ 5.5 V |
| Voltage Supply Digital | - | - | 3 V ~ 5.5 V |
| Configuration | - | - | MUX-S/H-ADC |
| Number of Inputs | - | - | |
| Ratio S HADC | - | - | 1:01 |
| Number of A D Converters | - | - | 1 |