ADC121S021CISDX vs ADC081S021CISDX Comparison
Detailed side-by-side comparison of ADC121S021CISDX by Texas Instruments and ADC081S021CISDX 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
ADC121S021CISDX - 12-Bit 50-200ksps SAR ADC | Texas Instruments
ADC121S021CISDX ObsoleteTexas Instruments
ADC081S021CISDX - 8-Bit 50-200ksps SAR ADC | Texas Instruments
ADC081S021CISDX ✓ ActiveSpecification Comparison
| Parameter | ADC121S021CISDX | ADC081S021CISDX |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Obsolete | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.85 | $0.84 |
| Resolution | 12 bit | 8 bits |
| Number of Channels | 1 | 1 |
| Converter Type | SAR (Successive Approximation Register) | — |
| Sample Rate Range | 50 ksps to 200 ksps | 50 ksps to 200 ksps |
| Supply Voltage (V_A) | 2.7 V to 5.25 V | — |
| Supply Current (200 ksps, 3 V) | 1.4 mW typical | — |
| Analog Input Type | Single-ended (pseudo-differential) | — |
| Input Voltage Range | 0 V to V_REF | — |
| Reference Voltage | V_REF (external) or V_A | — |
| INL (max) | ±1 LSB | — |
| DNL (max) | +1.5 / -1 LSB | — |
| SINAD | 72 dB typical at 200 ksps | — |
| Serial Interface | SPI / QSPI / MICROWIRE-compatible (3-wire: CS, SCLK, DOUT) | SPI / SSI-compatible, up to 4 MHz |
| SCLK Frequency (max) | 20 MHz | — |
| Package | 6-pin WSON (2.2 x 2.5 mm) with exposed thermal pad | 6-pin WSON (HVSON) |
| Operating Temperature | -40C to +85C (industrial) | — |
| Power-Down Current | Microampere-level (see datasheet) | — |
| RoHS Status | Compliant (/NOPB variant) | Compliant |
| Architecture | — | SAR (Successive Approximation Register) |
| Supply Voltage (VA, VDD) | — | 2.7 V to 5.25 V |
| Analog Input Voltage Range | — | 0 V to VA |
| Conversion Time | — | 5 us (max) |
| Maximum INL (Linearity Error) | — | 0.1172 % (max) |
| Supply Current (200 ksps, 3V) | — | [DATA_NEEDED: supply current mA value] |
| Power Dissipation (3V, 200 ksps) | — | 1.5 mW |
| Operating Temperature Range | — | -40 C to +85 C (Industrial) |
| Package Size | — | 2.2 mm x 2.5 mm |
| Mounting Type | — | Surface Mount |
| Reference | — | VA (supply-referenced) |