ADS8508IBDWRG4 vs AS1521-T Comparison
Detailed side-by-side comparison of ADS8508IBDWRG4 by Texas Instruments and AS1521-T by ams OSRAM. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Texas Instruments
ADS8508IBDWRG4 - 12-Bit 250kSPS Serial CMOS ADC | Texas Instruments
ADS8508IBDWRG4 ✓ Active
Specification Comparison
| Parameter | ADS8508IBDWRG4 | AS1521-T |
|---|---|---|
| Brand | Texas Instruments | ams OSRAM |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.10 | $2.34 |
| Resolution | 12 bit | 10 bit |
| Number of Inputs | 1 | — |
| Sampling Rate | 250 kSPS | 300 ksps |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Input Voltage Ranges | ±3.33 V, ±5 V, ±10 V | — |
| Input Channel Type | Single-ended, bipolar | — |
| SINAD | 73 dB | — |
| Linearity Error (Max) | 0.011% | — |
| Interface | Serial (SPI/QSPI/Microwire compatible) | SPI / QSPI / MICROWIRE compatible |
| Analog Supply Voltage | 5 V nominal | — |
| Digital Supply Voltage | 5 V nominal | — |
| Internal Reference | 2.5 V | — |
| Operating Temperature | -40 °C to +85 °C (Industrial) | -40 °C to +85 °C |
| Package | 20-SOIC (DW), wide-body, green (RoHS) | 20-TSSOP, 4.4 mm body width |
| Mounting Type | Surface Mount | Surface Mount |
| RoHS Status | Compliant (Pb-Free) | Compliant |
| Number of Channels | — | 8 single-ended / 4 differential |
| Input Type | — | Differential, Pseudo-Differential, Single-Ended |
| Supply Voltage (Single) | — | 2.7 V to 5.25 V |
| Supply Current (Full Speed) | — | 1.1 mA typical |
| Power Consumption | — | 3.6 mW at 3 V, 300 ksps |
| Shutdown Current | — | 1 µA |
| Maximum Serial Clock | — | 4 MHz |
| INL (Integral Nonlinearity) | — | ±0.5 LSB (max) |
| DNL (Differential Nonlinearity) | — | ±0.5 LSB (max, no missing codes) |
| SINAD at 100 kHz Input | — | 71 dB |
| Reference Type | — | External (REF pin) |