AS1543-BQFT vs AS1544-BQFT Comparison
Detailed side-by-side comparison of AS1543-BQFT by ams OSRAM and AS1544-BQFT 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 | AS1543-BQFT | AS1544-BQFT |
|---|---|---|
| Brand | ams OSRAM | ams OSRAM |
| Category | ADC/DAC | ADC/DAC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $3.86 | $2.39 |
| Number of Bits | 12 | 12 |
| Sampling Rate | 1 Msps | — |
| Number of Input Channels | 8 (single-ended) / 4 (differential) | — |
| Architecture | SAR (Successive Approximation Register) | SAR (Successive Approximation) |
| Input Type | Single-Ended, Pseudo-Differential, Fully Differential | Single-Ended, Differential (Pseudo) |
| Supply Voltage (Analog) | 2.7 V to 5.25 V | — |
| Data Interface | SPI, QSPI, MICROWIRE, DSP-compatible Serial | DSP, MICROWIRE, QSPI, Serial, SPI |
| Analog Input Bandwidth (T/H) | > 1 MHz | — |
| Package / Case | 20-TQFN (4x4 mm) Exposed Pad | 20-TQFN Exposed Pad (4x4 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40 °C to +125 °C [DATA_NEEDED: confirm exact range from datasheet] | -40 C to +85 C |
| Number of Pins | 20 | 20 |
| Input Multiplexer | 8:1 / 4:1 (configurable) | — |
| Reference Input | External [DATA_NEEDED: confirm internal/external option] | — |
| Power Consumption | [DATA_NEEDED: typical mW at 1 Msps, 3 V / 5 V] | — |
| INL / DNL | [DATA_NEEDED: typical LSB values] | — |
| SNR | [DATA_NEEDED: dB at 1 Msps] | — |
| RoHS / Lead-Free | Compliant (per distributor listing) | — |
| Sampling Rate (Per Second) | — | 1 MSPS |
| Number of Inputs | — | 4 single-ended / 2 differential |
| Supply Voltage (Analog/Digital) | — | 2.7 V to 5.25 V (single supply) |
| Reference Type | — | [DATA_NEEDED: internal/external reference voltage] |
| Channel Sequencer | — | Yes (programmable sequential conversion) |
| Packaging | — | Tape & Reel (TR) |
| MSL Level | — | [DATA_NEEDED: MSL rating] |
| RoHS Status | — | Compliant |