LTC2297CUP vs LTC2267CUJ-14 مقایسه
مقایسه دقیق کنار به کنار LTC2297CUP توسط Analog Devices و LTC2267CUJ-14 توسط Analog Devices. مشخصات کلیدی، پارامترهای الکتریکی، بسته‌بندی، وضعیت چرخه عمر، قیمت‌گذاری و موجودی را مقایسه کنید تا بهترین قطعه را برای نیازهای طراحی خود تعیین کنید.
مقایسه مشخصات
| پارامتر | LTC2297CUP | LTC2267CUJ-14 |
|---|---|---|
| برند | Analog Devices | Analog Devices |
| دسته‌بندی | ADC/DAC | ADC/DAC |
| وضعیت چرخه عمر | فعال | فعال |
| رزولوشن | 14 bit | 14 bit |
| Number of Channels | 2 (Dual) | 2 (dual, simultaneous sampling) |
| نرخ نمونه‌برداری | 40 Msps | — |
| Architecture | Pipelined | Pipelined |
| Supply Voltage (Analog) | 2.7 V to 3.4 V | — |
| Supply Voltage (Digital) | 2.7 V to 3.4 V | — |
| Input Type | Differential/Single-ended analog inputs | Differential, with 800 MHz full-power bandwidth S/H |
| Output Interface | Parallel CMOS, two's complement | — |
| SNR | 73.4 dB at 5 MHz input | 73.4 dB |
| SFDR | 85 dB at 5 MHz input | 85 dB |
| Channel-to-Channel Isolation | 75 dB at 5 MHz | — |
| Power Dissipation | 120 mW per channel (typical at 40 Msps) | — |
| محدوده دمای کاری | 0C to +70C (commercial grade, C suffix) | — |
| بسته‌بندی | 64-lead QFN (9x9 mm) with exposed pad | 40-pin QFN (6mm × 6mm) |
| نوع نصب | Surface Mount | Surface Mount |
| وضعیت RoHS | Compliant (with #PBF suffix) | Compliant (#PBF suffix) |
| Lead-Free | Yes | Yes |
| Sample Rate | — | 105 Msps |
| INL | — | ±1 LSB (typical) |
| DNL | — | ±0.3 LSB (typical) |
| Missing Codes | — | None over temperature |
| Transition Noise | — | 1.2 LSB RMS |
| Digital Output | — | Serial LVDS, 2-lane (or 1-lane at lower rates) |
| Serialization Width | — | 16-, 14-, or 12-bit selectable |
| Power per Channel | — | Approximately 135 mW at 105 Msps |
| Power Modes | — | Active, Nap, Shutdown |
| Configuration Interface | — | Serial SPI port |
| دمای کاری | — | 0°C to +70°C (commercial, C-grade) |
| سطح MSL | — | 1 |
| Pin Compatibility | — | Pin-compatible with 14-bit and 12-bit LTC226x family variants |