ADS7822PG4 vs AS1521-T 比較
詳細並排比較 ADS7822PG4 由 Texas Instruments 與 AS1521-T 由 ams OSRAM. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | ADS7822PG4 | AS1521-T |
|---|---|---|
| 品牌 | Texas Instruments | ams OSRAM |
| 類別 | ADC/DAC | ADC/DAC |
| 生命週期狀態 | 啟用中 | 啟用中 |
| 解析度 | 12 bits | 10 bit |
| Sample Rate | 200 kSPS | — |
| Number of Input Channels | 1 single-ended | — |
| Architecture | SAR (Successive Approximation) | SAR (Successive Approximation Register) |
| Supply Voltage Range | 2.7 V to 5.25 V | — |
| Analog Input Range | 0 V to VREF (or 0 V to VDD with internal reference) | — |
| Internal Reference | 2.5 V (typ) | — |
| Power Consumption | 1.6 mW at 200 kSPS, 5 V supply (typ) | 3.6 mW at 3 V, 300 ksps |
| Auto Power-Down | Yes (between conversions) | — |
| Digital Interface | SPI / QSPI / MICROWIRE-compatible synchronous serial | — |
| No Missing Codes | 12-bit guaranteed | — |
| 工作溫度 | -40 °C to +85 °C | -40 °C to +85 °C |
| 封裝 | 8-PDIP (P) | 20-TSSOP, 4.4 mm body width |
| 安裝類型 | Through-Hole | Surface Mount |
| RoHS 狀態 | Compliant (Pb-free suffix G4) | Compliant |
| Number of Channels | — | 8 single-ended / 4 differential |
| 取樣率 | — | 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 |
| 關機電流 | — | 1 µA |
| 介面 | — | SPI / QSPI / MICROWIRE compatible |
| Maximum Serial Clock | — | 4 MHz |
| INL (積分非線性) | — | ±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) |