ADC121S101CIMFX vs ADC121S021CISDX Comparison
Detailed side-by-side comparison of ADC121S101CIMFX 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
ADC121S101CIMFX - 12-Bit 1MSPS SAR ADC | Texas Instruments
ADC121S101CIMFX ✓ ActiveTexas Instruments
ADC121S021CISDX - 12-Bit 50-200ksps SAR ADC | Texas Instruments
ADC121S021CISDX ObsoleteSpecification Comparison
| Parameter | ADC121S101CIMFX | 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 to 1 MSPS | — |
| Architecture | SAR (Successive Approximation Register) | — |
| Input Type | Single-Ended | — |
| Supply Voltage (VA) | 2.7 V to 5.25 V | — |
| Supply Current (1 MSPS, 5 V) | 4.6 mW (typ) | — |
| Power-Down Current | 2.6 µW (typ, 5 V supply) | Microampere-level (see datasheet) |
| Digital Interface | SPI/QSPI/MICROWIRE-compatible serial | — |
| Input Voltage Range | 0 V to VA | 0 V to V_REF |
| Operating Temperature | -40C to +125C | -40C to +85C (industrial) |
| Package | SOT-23-6 | 6-pin WSON (2.2 x 2.5 mm) with exposed thermal pad |
| Mounting Type | Surface Mount | — |
| RoHS Status | Compliant | Compliant (/NOPB variant) |
| Lead-Free | Yes | — |
| 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) |
| 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) |
| SCLK Frequency (max) | — | 20 MHz |