PCA9517A vs TCA9517DGKR مقارنة
مقارنة تفصيلية جنبًا إلى جنب لـ PCA9517A بواسطة NXP Semiconductors و TCA9517DGKR بواسطة Texas Instruments. قارن المواصفات الرئيسية والمعلمات الكهربائية والتغليف وحالة دورة الحياة والأسعار والتوافر لتحديد أفضل مكوّن لمتطلبات تصميمك.
NXP Semiconductors
PCA9517A - Level-Translating I2C-Bus Repeater | NXP Semiconductors
PCA9517A ✓ نشط
مقارنة المواصفات
| المعامل | PCA9517A | TCA9517DGKR |
|---|---|---|
| العلامة التجارية | NXP Semiconductors | Texas Instruments |
| الفئة | Bus Repeaters, Buffers & Extenders | Interface ICs |
| حالة دورة الحياة | نشط | نشط |
| الوظيفة | Level-translating I2C-bus repeater (2-channel bidirectional buffer) | Level-translating I2C/SMBus buffer, repeater |
| A-Side Supply Voltage (VCC(A)) | 0.9 V (min operating) to 5.5 V | — |
| B-Side Supply Voltage (VCC(B)) | 2.7 V to 5.5 V | — |
| Level Translation Range | 0.9 V to 5.5 V (A-side) to 2.7 V to 5.5 V (B-side) | — |
| Bus Interface | I2C-bus and SMBus compatible | — |
| Number of Channels | 2 (SDA, SCL) | — |
| Enable Input | EN, active-high repeater-enable | — |
| Power-Up Driver Enable Thresholds | Drivers enabled only when VCC(A) > 0.8 V and VCC(B) > 2.5 V | — |
| I/O Configuration | Open-drain (standard I2C) | — |
| Process Technology | CMOS | — |
| العلبة | SOIC-8 (SOP) | 8-VSSOP (DGK), 3.00 mm width |
| نوع التركيب | Surface Mount | Surface Mount |
| درجة حرارة التشغيل | [DATA_NEEDED: operating temperature range] | [DATA_NEEDED: operating temperature range] |
| Maximum Data Rate | 400 kHz (per PCA9517 family specification) | — |
| حالة RoHS | [DATA_NEEDED: RoHS status] | Compliant |
| A-Side B Condition | B-side port must not connect to rise-time-accelerator devices (PCA9510-9516A, PCA9518) | — |
| القنوات | — | 2 (bidirectional SDA, SCL) |
| Circuits | — | 1 |
| Maximum Operating Frequency | — | 400 kHz (Fast-mode I2C) |
| VCCA Supply Range | — | 0.9 V to 5.5 V |
| VCCB Supply Range | — | 2.7 V to 5.5 V |
| Supply Restriction | — | VCCA <= VCCB |
| دبوس التمكين | — | Yes (EN) |
| Powered-Off High Impedance | — | Yes (I2C pins high-Z when supply off) |
| Response Time | — | 110 ns (typical, per TCA9517 family data) |
| مستوى MSL | — | 1 (260C unlimited) |
| تيار السكون | — | [DATA_NEEDED: quiescent current] |