PCF7936AS vs QQ9937 तुलना
विस्तृत दोनों ओर की तुलना PCF7936AS द्वारा NXP Semiconductors और QQ9937 द्वारा Belden. मुख्य विशेषताओं, इलेक्ट्रिकल पैरामीटर, पैकेजिंग, चक्र स्थिति, मूल्यांकन और उपलब्धता को तुलना करके अपनी डिजाइन की आवश्यकताओं के लिए सबसे अच्छा घटक निर्धारित करें。
विशेषता तुलना
| पैरामीटर | PCF7936AS | QQ9937 |
|---|---|---|
| ब्रांड | NXP Semiconductors | Belden |
| श्रेणी | RF Modules | Cables & Wires |
| लाइफसाइकिल स्थिति | सक्रिय | सक्रिय |
| Product Type | Security Transponder (HITAG 2) | Fast Ethernet Cat5e Data Single-Ended Cordset |
| 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 | — |
| ऑपरेटिंग तापमान | -40C to +85C (industrial / automotive) | -30C to +75C |
| 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 | — |
| RoHS स्थिति | Compliant | Compliant |
| REACH Status | Compliant | — |
| Manufacturer | — | Belden Inc. |
| 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 |
| Cable Family | — | DataTuff / Industrial Ethernet |