QQ9937 vs PCF7936AS 比較
詳細並排比較 QQ9937 由 Belden 與 PCF7936AS 由 NXP Semiconductors. 比較關鍵規格、電氣參數、封裝、生命週期狀態、價格與供貨情況，以找出最符合您設計需求的元件。
規格比較
| 參數 | QQ9937 | PCF7936AS |
|---|---|---|
| 品牌 | Belden | NXP Semiconductors |
| 類別 | Cables & Wires | RF Modules |
| 生命週期狀態 | 啟用中 | 啟用中 |
| Manufacturer | Belden Inc. | — |
| Product Type | Fast Ethernet Cat5e Data Single-Ended Cordset | Security Transponder (HITAG 2) |
| Cable Category | Cat5e | — |
| Conductor Size | 24-25 AWG | — |
| Conductor Material | Tinned Copper | — |
| Insulation Material | FPE (Foamed Polyethylene) | — |
| Shield Type | Aluminum/Mylar Foil + Tinned Copper Braid (overall) | — |
| Jacket Material | PVC | — |
| Jacket Rating | CM | — |
| Nominal Characteristic Impedance | 100 ohms | — |
| Bandwidth Rating | 100 MHz | — |
| Capacitance (typical) | 13 pF/ft | — |
| 工作溫度 | -30C to +75C | -40C to +85C (industrial / automotive) |
| RoHS 狀態 | Compliant | Compliant |
| Cable Family | DataTuff / Industrial Ethernet | — |
| Carrier Frequency | — | 125 kHz |
| Protocol | — | HITAG 2 with mutual authentication |
| User Memory | — | 256 bits (32 x 8 bits) |
| Transaction Time | — | 39 ms (typical) |
| Power Supply | — | Derived from LF magnetic field (passive, no battery) |
| Package Type | — | SOT-385-1 (glass-encapsulated transponder) |
| Mounting Form | — | Embedded in key head / plastic overmold |
| Authentication Type | — | Mutual (challenge-response, rolling code) |
| Read/Write | — | Read/Write |
| Storage Temperature | — | [DATA_NEEDED: storage temperature] |
| ESD Rating | — | [DATA_NEEDED: ESD rating] |
| Encryption Algorithm | — | HITAG 2 proprietary stream cipher |
| Target Application | — | Automotive immobilizer, RKE, access control |
| REACH Status | — | Compliant |