ADC121S101CISD vs ADC121S021CISDX Comparison
Detailed side-by-side comparison of ADC121S101CISD 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
ADC121S021CISDX - 12-Bit 50-200ksps SAR ADC | Texas Instruments
ADC121S021CISDX ObsoleteSpecification Comparison
| Parameter | ADC121S101CISD | ADC121S021CISDX |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Obsolete |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.85 | $1.85 |
| Resolution | 12 bit | 12 bit |
| Number of Channels | 1 | 1 |
| Sample Rate | 0.5 Msps to 1 Msps | — |
| Architecture | SAR (Successive Approximation Register) | — |
| Input Type | Single-ended | — |
| Analog Supply Voltage (VAIN) | 2.7 V to 5.25 V | — |
| Digital Supply Voltage (VD) | 2.7 V to 5.25 V | — |
| INL (max) | [DATA_NEEDED: INL max value] | ±1 LSB |
| DNL (max) | [DATA_NEEDED: DNL max value] | +1.5 / -1 LSB |
| SINAD | 71 dB (typ) at 100 kHz input | 72 dB typical at 200 ksps |
| Power Consumption | 1.5 mW (typ) at VAIN = VD = 3.3 V | — |
| Operating Temperature Range | -40 C to +125 C | — |
| Package | 6-WSON (2.2 mm x 2.5 mm, NGF) | 6-pin WSON (2.2 x 2.5 mm) with exposed thermal pad |
| Interface | SPI / QSPI / MICROWIRE compatible, 3-wire | — |
| Mounting Type | Surface Mount | — |
| RoHS Status | Compliant | Compliant (/NOPB variant) |
| MSL Level | [DATA_NEEDED: MSL moisture sensitivity level] | — |
| Converter Type | — | SAR (Successive Approximation Register) |
| Sample Rate Range | — | 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 |
| Serial Interface | — | SPI / QSPI / MICROWIRE-compatible (3-wire: CS, SCLK, DOUT) |
| SCLK Frequency (max) | — | 20 MHz |
| Operating Temperature | — | -40C to +85C (industrial) |
| Power-Down Current | — | Microampere-level (see datasheet) |