MAX144BCUA vs MAX145ACUA 比較
詳細な並列比較: MAX144BCUA メーカー: Maxim Integrated および MAX145ACUA メーカー: Analog Devices。主要仕様、電気的特性、パッケージ、ライフサイクルステータス、価格、在庫状況を比較して、設計要件に最適な部品を判断してください。
仕様比較
| パラメータ | MAX144BCUA | MAX145ACUA |
|---|---|---|
| ブランド | Maxim Integrated | Analog Devices |
| カテゴリ | ADC/DAC | ADC/DAC |
| ライフサイクル状態 | 有効 | 有効 |
| 在庫状況 | In Stock | In Stock |
| 単価（USD） | $7.91 | $5.10 |
| 分解能 | 12 bit | — |
| Number of Inputs | 2 (single-ended, multiplexed) | — |
| サンプリングレート | 108 ksps | 108 ksps |
| Conversion Time | 7.4 µs (SAR successive approximation) | 7.4 µs (incl. track/hold acquisition) |
| 入力電圧範囲 | 0 to VREF | — |
| 電源電圧 | +2.7 V to +5.25 V (single) | — |
| Supply Current (active) | [DATA_NEEDED: active current typ] | — |
| Supply Current (AutoShutdown) | 0.3 µA typical (between conversions) | — |
| Wake-Up Time | 2.5 µs | 2.5 µs |
| Internal Clock Frequency | 4.096 MHz | — |
| インターフェース | SPI/QSPI/MICROWIRE-compatible, 3-wire serial | — |
| 基準電圧 | External (VREF applied to REF pin) | — |
| INL (max, B grade) | ±1 LSB | — |
| 動作温度 | 0 °C to +70 °C (commercial, B suffix CUA) | — |
| パッケージ | 8-pin µMAX (8-MSOP, 3.00 mm width) | 8-pin µMAX / uSOP |
| 実装タイプ | Surface Mount | Surface Mount |
| MSLレベル | [DATA_NEEDED: MSL rating] | — |
| RoHS ステータス | [DATA_NEEDED: RoHS compliance] | Compliant (lead-free variants) |
| Compatible Pinout Part | MAX145 (14-bit upgrade, same 8-µMAX footprint) | — |
| Manufacturer | — | Analog Devices / Maxim Integrated |
| Part Number | — | MAX145ACUA |
| 機能 | — | 12-bit SAR Analog-to-Digital Converter (ADC) |
| Number of Channels | — | 2 (1 pseudo-differential per the MAX145 family) |
| Number of Bits | — | 12 |
| Architecture | — | Successive Approximation Register (SAR) |
| Supply Voltage (VDD) | — | +2.7 V to +5.25 V |
| Supply Current (108 ksps, VDD = 3.6 V) | — | 0.9 mA typ |
| Supply Current (10 ksps, VDD = 3.6 V) | — | 100 µA typ |
| Supply Current (1 ksps, VDD = 3.6 V) | — | 10 µA typ |
| Power-Down Current | — | 0.2 µA typ |
| Digital Interface | — | 3-wire SPI/QSPI/MICROWIRE-compatible serial |
| Internal Clock | — | Yes (on-chip, 2.5 MHz typ) |
| Track/Hold | — | Internal |
| Reference Input | — | External (REF+, REF-) |
| Operating Temperature (A grade) | — | 0 °C to +70 °C |