DS2450S vs DS2450S+T&R 对比
详细并排对比 DS2450S 出自 Analog Devices 和 DS2450S+T&R 出自 Analog Devices。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
规格对比
| 参数 | DS2450S | DS2450S+T&R |
|---|---|---|
| 品牌 | Analog Devices | Analog Devices |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 不推荐新设计 | 不推荐新设计 |
| 分辨率 | 16 bit | 1 to 16 bits (user-programmable) |
| Number of Channels | 4 input / 1 ADC (4-to-1 mux) | — |
| ADC Architecture | Successive Approximation (SAR) | — |
| 输入电压范围 | 0 V to 2.56 V or 0 V to 5.12 V (user-programmable per channel) | 0 V to 2.56 V or 0 V to 5.12 V (user-programmable, single-ended) |
| Programmable Resolution | 1 to 16 bits per channel | — |
| Communication Interface | Dallas 1-Wire (single-wire, parasitic-power capable) | — |
| 电源电压 | 5 V single supply (parasitic or external VCC) | 5 V single supply |
| Active Power Consumption | 2.5 mW (typical) | 2.5 mW (typical, during conversion) |
| Idle Power Consumption | 25 µW (typical) | 25 uW (typical) |
| Unique Serial Number | 64-bit 1-Wire ROM ID (per device) | — |
| On-chip Memory | SRAM for per-channel range/resolution/alarm settings | — |
| Conditional Search | Yes (per-channel alarm flag participation) | — |
| Power-on Reset Flag | Yes (master detects need to restore settings) | — |
| 封装 | 8-pin SOIC (SO-8) | — |
| 工作温度 | -40C to +85C (industrial) | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance] | Compliant |
| Product Type | — | Analog-to-Digital Converter (ADC) |
| Architecture | — | Successive Approximation Register (SAR) |
| Number of Analog Input Channels | — | 4 |
| Digital Interface | — | Maxim 1-Wire (single data line + ground) |
| Number of 1-Wire Devices on Bus | — | Multiple (64-bit unique ROM ID per device) |
| Operating Temperature Grade | — | Industrial |
| Package / Pin Count | — | 8-pin SOIC (S) |
| Terminal Form | — | Gull Wing |
| Package Shape | — | Rectangular |
| Delivery Form (T&R) | — | Tape and Reel |
| Built-in Multidrop Controller | — | Yes (1-Wire) |
| Conditional Search / Alarm Support | — | Yes (per-channel high/low thresholds) |
| On-chip Settings Memory | — | SRAM (volatile, retained while VCC or parasite-power present) |