LTC2141IUP-12 vs LTC2142IUP-12 مقارنة
مقارنة تفصيلية جنبًا إلى جنب لـ LTC2141IUP-12 بواسطة Analog Devices و LTC2142IUP-12 بواسطة Analog Devices. قارن المواصفات الرئيسية والمعلمات الكهربائية والتغليف وحالة دورة الحياة والأسعار والتوافر لتحديد أفضل مكوّن لمتطلبات تصميمك.
مقارنة المواصفات
| المعامل | LTC2141IUP-12 | LTC2142IUP-12 |
|---|---|---|
| العلامة التجارية | Analog Devices | Analog Devices |
| الفئة | ADC/DAC | ADC/DAC |
| حالة دورة الحياة | نشط | نشط |
| الدقة | 12 bits | 12 bit |
| Number of Channels | 2 (simultaneous sampling) | — |
| Sample Rate | 40 Msps | 65 Msps |
| Architecture | Pipelined | Pipelined |
| Input Type | Differential (single-ended capable) | Differential |
| Reference | Internal or external (selectable) | — |
| العلبة | 64-QFN (9x9 mm) with exposed pad | 64-QFN (9x9 mm, UPF) with exposed pad |
| نطاق درجة حرارة التشغيل | -40C to +85C (industrial grade) | Industrial grade per QFP/IUP package suffix |
| Supply Voltage (Analog) | [DATA_NEEDED: analog supply voltage] | — |
| Supply Voltage (Digital) | [DATA_NEEDED: digital supply voltage] | — |
| Power Dissipation | [DATA_NEEDED: typical power dissipation at 40 Msps] | — |
| SNR | [DATA_NEEDED: signal-to-noise ratio at Nyquist] | 70.8 dB |
| SFDR | [DATA_NEEDED: spurious-free dynamic range] | 89 dB |
| ENOB | [DATA_NEEDED: effective number of bits] | — |
| Input Bandwidth | [DATA_NEEDED: full-power input bandwidth] | — |
| Output Interface | Parallel CMOS | CMOS / DDR CMOS / DDR LVDS (programmable) |
| نوع التركيب | Surface Mount | — |
| مستوى MSL | [DATA_NEEDED: MSL rating] | — |
| حالة RoHS | Compliant (per DigiKey listing) | Compliant (PBF suffix) |
| Lead-Free | Yes (per DigiKey listing) | — |
| DigiKey 1ku List Price (family) | $18.78 (as of 2026-10-13) | — |
| Number of ADC Channels | — | 2 (simultaneous sampling) |
| INL | — | ±0.3 LSB (typical) |
| DNL | — | ±0.1 LSB (typical) |
| Transition Noise | — | 0.3 LSB RMS |
| Missing Codes | — | None over temperature |
| OVdd (Output Supply) | — | 1.2 V to 1.8 V |
| Configuration Interface | — | Parallel or serial (SPI) |