نظرة عامة على المنتج
The SN74AVC2T245RSWR from Texas Instruments is a dual-bit dual-supply bus transceiver with configurable voltage translation and 2 independent direction-control pins in a 10-pin UQFN (1.8 x 1.4mm) package. Each channel has independent direction control, supporting 500Mbps data rate for 1.8V-to-3.3V level shifting.
المواصفات الرئيسية
| Number of Bits | 2 |
| Direction Control | 2 independent DIR pins |
| Data Rate (max) | 500 Mbps (1.8V to 3.3V) |
| VCCA Range | 1.2V to 3.6V |
| VCCB Range | 1.2V to 3.6V |
| I/O Voltage Tolerance | 4.6V (over-voltage tolerant) |
| Supply Current (max) | 16 µA |
| دعم Ioff | Yes (partial power-down) |
| VCC Isolation | Yes (both ports Hi-Z if either VCC = GND) |
| ESD Protection | 5000V HBM |
| درجة حرارة التشغيل | -40 to +85°C |
| الحزمة | UQFN-10 (RSW suffix) |
الميزات
- 2-bit dual-supply transceiver with configurable level shifting
- 2 independent DIR pins for per-channel direction control
- 500Mbps at 1.8V to 3.3V; 240Mbps at 1.2V translation
- Both ports operate over full 1.2V to 3.6V range
- 4.6V tolerant I/Os
- Control inputs referenced to VCCA
- VCC isolation — both ports Hi-Z if either supply is GND
- Ioff for partial power-down support
- 3-state outputs
- 100mA latch-up (JESD 78 Class II)
التطبيقات
- JTAG level translation
- Multi-voltage bus bridging
- FPGA/CPU interface voltage adaptation
- Portable device mixed-voltage communication