ADC081S021CISDX vs ADC121S021CISDX Comparison
Detailed side-by-side comparison of ADC081S021CISDX by Texas Instruments and ADC121S021CISDX 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
ADC081S021CISDX - 8-Bit 50-200ksps SAR ADC | Texas Instruments
ADC081S021CISDX ✓ ActiveTexas Instruments
ADC121S021CISDX - 12-Bit 50-200ksps SAR ADC | Texas Instruments
ADC121S021CISDX ObsoleteSpecification Comparison
| Parameter | ADC081S021CISDX | ADC121S021CISDX |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.84 | $1.85 |
| Resolution | 8 bits | 12 bit |
| Architecture | SAR (Successive Approximation Register) | — |
| Number of Channels | 1 | 1 |
| Sample Rate Range | 50 ksps to 200 ksps | 50 ksps to 200 ksps |
| 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 | — |
| Serial Interface | SPI / SSI-compatible, up to 4 MHz | SPI / QSPI / MICROWIRE-compatible (3-wire: CS, SCLK, DOUT) |
| Operating Temperature Range | -40 C to +85 C (Industrial) | — |
| Package | 6-pin WSON (HVSON) | 6-pin WSON (2.2 x 2.5 mm) with exposed thermal pad |
| Package Size | 2.2 mm x 2.5 mm | — |
| Mounting Type | Surface Mount | — |
| RoHS Status | Compliant | Compliant (/NOPB variant) |
| Reference | VA (supply-referenced) | — |
| Converter Type | — | SAR (Successive Approximation Register) |
| 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 |
| SCLK Frequency (max) | — | 20 MHz |
| Operating Temperature | — | -40C to +85C (industrial) |
| Power-Down Current | — | Microampere-level (see datasheet) |