The SN74AVCH20T245GR by Texas Instruments is a high-performance dual-supply voltage level translator designed to facilitate communication between microprocessors and peripheral devices operating at different voltage levels.

• Device Type: 20-bit non-inverting bus transceiver
• A Port: Tracks VCCA, which accepts any supply voltage from 1.2V to 3.6V
• B Port: Tracks VCCB, which accepts any supply voltage from 1.65V to 5.5V
• Key Feature: Auto-direction sensing capability
• Feature: Output-enable (OE) input circuit
• Feature: 'Bus hold' technology
• Package: Small, 56-pin thin shrink small-outline package (TSSOP)
• Operating Temperature Range: -40°C to +85°C
• Compliance: RoHS compliant
• JEDEC Standard: JESD78 for exceeding 2000-V human body model (HBM) ESD classification