4-Bit Dual-Supply Bus Transceiver with Configurable Voltage-Level Shifting and 3-State Outputs 16-UQFN -40 to 85 The SN74AVC4T245RSVR is a 4-bit dual-supply bus transceiver manufactured by Texas Instruments (TI).  

### **Key Specifications:**  
- **Logic Type:** Bus Transceiver  
- **Number of Bits:** 4  
- **Voltage - Supply (VccA):** 1.2V to 3.6V  
- **Voltage - Supply (VccB):** 1.2V to 3.6V  
- **Operating Temperature:** -40°C to +85°C  
- **Package/Case:** UQFN-16  
- **Output Type:** 3-State  
- **Data Rate:** Up to 380 Mbps  
- **Input/Output Type:** Non-Inverting  

### **Features:**  
- **Dual-Supply Operation:** Allows voltage translation between different voltage levels (1.2V to 3.6V).  
- **Direction Control:** DIR pin controls data flow direction.  
- **3-State Outputs:** Supports high-impedance state for bus isolation.  
- **Partial Power-Down Protection:** I/O ports tolerate voltages up to 3.6V when powered off.  
- **Low Power Consumption:** Optimized for power-sensitive applications.  
- **ESD Protection:** Exceeds 2000V HBM (Human Body Model).  

### **Applications:**  
- Voltage level shifting  
- Mixed-voltage systems  
- Data communication interfaces  

This device is part of TI's AVC family, designed for high-speed, low-power bidirectional voltage translation.

4-Bit Dual-Supply Bus Transceiver with Configurable Voltage-Level Shifting and 3-State Outputs 16-UQFN -40 to 85