AK8418 vs AD7663ASTZ 对比
详细并排对比 AK8418 出自 AKM (Asahi Kasei Microdevices) 和 AD7663ASTZ 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 | AK8418 | AD7663ASTZ |
|---|---|---|
| 品牌 | AKM (Asahi Kasei Microdevices) | Analog Devices |
| 分类 | ADC/DAC | ADC/DAC |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.75 | $11.20 |
| Manufacturer | Asahi Kasei Microdevices (AKM) | — |
| Manufacturer Part Number | AK8418 | — |
| 功能 | Analog-to-Digital Converter (ADC) | — |
| 分辨率 | 16 bit | 16 bit |
| 分类 | Data Acquisition IC | — |
| 封装 | LQFP | 48-pin LQFP (7x7 mm), ST suffix |
| 安装类型 | Surface Mount | Surface Mount |
| Packaging | Tape & Reel (TR) | — |
| Architecture | SAR (Successive Approximation) | SAR (PulSAR charge-redistribution) |
| Number of Channels | [DATA_NEEDED: number of input channels] | — |
| 电源电压 | [DATA_NEEDED: Vdd range] | — |
| 工作温度 | [DATA_NEEDED: temperature range] | — |
| Sample Rate | [DATA_NEEDED: sample rate (SPS)] | — |
| 接口 | [DATA_NEEDED: digital interface type] | — |
| RoHS 状态 | Compliant (per distributor listings) | Compliant (Pb-free ST suffix) |
| Lead-Free | Yes | — |
| 采样率 | — | 250 kSPS |
| Number of Input Channels | — | 1 |
| Input Type | — | Differential (true bipolar ±10 V, 0-5 V, 0-10 V software-selectable) |
| Analog Supply Voltage (AVDD) | — | 4.75 V to 5.25 V (5 V typical) |
| Digital Supply Voltage (DVDD) | — | 2.7 V to 5.25 V |
| INL（积分非线性） | — | ±3 LSB max (0.0046% of full scale) |
| SNR (Signal-to-Noise Ratio) | — | 90 dB typ @ 100 kHz input |
| THD (Total Harmonic Distortion) | — | -100 dB typ @ 100 kHz input |
| Data Interface | — | Parallel / Serial (software-selectable) |
| Power Dissipation | — | 35 mW typ @ 250 kSPS (5 V) |
| 工作温度范围 | — | -40 °C to +85 °C |
| MSL 等级 | — | 3 (168 hours floor life) |
| Throughput (Parallel Mode) | — | 250 kSPS |
| Throughput (Serial Mode) | — | 200 kSPS |
| Input Impedance | — | [DATA_NEEDED: input impedance at IN+/IN-] |
| Aperture Delay | — | [DATA_NEEDED: aperture delay] |
| Common-Mode Rejection | — | [DATA_NEEDED: CMRR] |