LTC2145CUP-12 vs LTC2156CUP-12 Comparaison
Comparaison détaillée côte à côte de LTC2145CUP-12 par Analog Devices et LTC2156CUP-12 par Analog Devices. Comparez les spécifications clés, les paramètres électriques, le conditionnement, le statut de cycle de vie, les prix et la disponibilité pour déterminer le meilleur composant pour vos exigences de conception.
Analog Devices
LTC2145CUP-12 - 12-Bit 125Msps Dual ADC, 1.8V, 64-QFN | Analog Devices
LTC2145CUP-12 ✓ ActifAnalog Devices
LTC2156CUP-12 - Dual 12-Bit 210Msps ADC, 64-QFN | Analog Devices
LTC2156CUP-12 ✓ ActifComparaison des spécifications
| Paramètre | LTC2145CUP-12 | LTC2156CUP-12 |
|---|---|---|
| Marque | Analog Devices | Analog Devices |
| Catégorie | ADC/DAC | ADC/DAC |
| Statut du cycle de vie | Actif | Actif |
| Statut du stock | In Stock | In Stock |
| Prix unitaire (USD) | $26,40 | $90,14 |
| Résolution | 12 bits | 12 bits |
| Sample Rate | 125 Msps | — |
| Number of Channels | 2 (simultaneous sampling) | 2 (dual) |
| Architecture | Pipelined with on-chip S/H | Pipelined |
| Analog Supply Voltage | 1.8 V (single supply) | — |
| Digital I/O Supply | 1.2 V to 1.8 V (separate supply) | — |
| Analog Input Type | Differential | — |
| INL (typical) | ±0.3 LSB | ±0.26 LSB |
| DNL (typical) | ±0.1 LSB (no missing codes over temperature) | ±0.16 LSB |
| Transition Noise | 0.3 LSB RMS | 0.54 LSBRMS |
| SNR | 70.6 dB | [DATA_NEEDED: signal-to-noise ratio] |
| SFDR | 89 dB | [DATA_NEEDED: spurious-free dynamic range] |
| Aperture Jitter | 0.08 ps RMS | — |
| Output Modes | Full-rate CMOS, DDR CMOS, DDR LVDS (selectable) | — |
| Plage de température de fonctionnement | 0 °C to +70 °C (C grade) | — |
| Boîtier | 64-QFN EP (9 mm x 9 mm, exposed pad) | 64-lead QFN (UP), 9x9 mm with exposed pad |
| Type de montage | Surface Mount | Surface Mount |
| Statut RoHS | Compliant (#PBF suffix indicates lead-free RoHS) | Compliant (PBF suffix) |
| Fréquence d'échantillonnage | — | 210 Msps |
| Input Type | — | Differential / Single-ended |
| Digital Output Interface | — | DDR LVDS |
| Latency | — | 5 clock cycles |
| Missing Codes | — | None over temperature |
| Clock Input | — | Differential (sine, PECL, LVDS, TTL, CMOS) |
| Supply Voltage (analog) | — | [DATA_NEEDED: analog supply voltage] |
| Supply Voltage (digital) | — | [DATA_NEEDED: digital supply voltage] |
| Power Dissipation | — | [DATA_NEEDED: power dissipation per channel] |
| Température de fonctionnement | — | -40 C to +85 C (C grade) |
| Niveau MSL | — | 3 |
| Family Pin-Compatibility | — | LTC2157-12 (250 Msps), LTC2155-12 (170 Msps) |
| 1ku List Price (start) | — | $90.14 (per ADI product page, as of 2026-10-13) |