Part Number : SN74AVC4T245
Function : 4-BIT DUAL-SUPPLY BUS TRANSCEIVER
Package : SOIC, TVSOP, TSSOP, VQFN, UQFN 16 Pin Type
Maker : Texas Instruments
Pinouts : 
Description :
This 4-bit noninverting bus transceiver uses two separate configurable power-supply rails. The A port is designed to track Vcca. Vcca accepts any supply voltage from 1.2 V to 3.6 V. The B port is designed to track Vccb. Vccb accepts any supply voltage from 1.2 V to 3.6 V.
Features
• Fully Configurable Dual-Rail Design Allows Each Port to Operate Over the Full 1.2-V to
3.6-V Power-Supply Range
• I/Os Are 4.6-V Tolerant
• I off Supports Partial Power-Down-Mode Operation
• Maximim Data Rates
– 380 Mbps (1.8-V to 3.3-V Translation)
– 200 Mbps (<1.8-V to 3.3-V Translation)
– 200 Mbps (Translate to 2.5 V or 1.8 V)
– 150 Mbps (Translate to 1.5 V)
– 100 Mbps (Translate to 1.2 V)
Official Homepage : https://www.ti.com/product/SN74AVC4T245
Datasheet PDF Download : 
Others datasheet of same file :
74AVC4T245, 74AVC4T245DGVRE4, 74AVC4T245DGVRG4,
74AVC4T245RGYRG4, 74AVC4T245RSVRG4
