AS1521-T vs AS1531 Comparison
Detailed side-by-side comparison of AS1521-T by ams OSRAM and AS1531 by ams OSRAM. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | AS1521-T | AS1531 |
|---|---|---|
| Brand | ams OSRAM | ams OSRAM |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.34 | $4.10 |
| Resolution | 10 bit | 12 bits |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation Register) |
| Number of Channels | 8 single-ended / 4 differential | — |
| Sampling Rate | 300 ksps | — |
| 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 | — |
| Interface | SPI / QSPI / MICROWIRE compatible | SPI / QSPI / MICROWIRE-compatible serial |
| 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 | — |
| Operating Temperature | -40 °C to +85 °C | [DATA_NEEDED: operating temperature range] |
| Package | 20-TSSOP, 4.4 mm body width | 20-pin TSSOP |
| Mounting Type | Surface Mount | — |
| Reference Type | External (REF pin) | — |
| RoHS Status | Compliant | Compliant (per DigiKey listing) |
| Sample Rate | — | 300 ksps |
| Number of Input Channels | — | 4 single-ended / 2 pseudo-differential (8 with COM pin) |
| Supply Voltage (VDD) | — | +2.7 V to +3.6 V |
| Supply Current (300 ksps) | — | 2.2 mA |
| Supply Current (Reduced-Power Mode) | — | [DATA_NEEDED: reduced-power mode current] |
| Supply Current (Power-Down) | — | [DATA_NEEDED: power-down current] |
| Internal Reference Voltage | — | 2.5 V |
| Analog Input Range (Single-Ended) | — | 0 V to VREF |
| Analog Input Range (Pseudo-Differential) | — | 0 V to 2xVREF |
| Integral Nonlinearity (INL) | — | [DATA_NEEDED: INL max] |
| Differential Nonlinearity (DNL) | — | [DATA_NEEDED: DNL max] |
| Signal-to-Noise + Distortion (SINAD) | — | [DATA_NEEDED: SINAD] |