FXMA108

FXMA108 — Dual-Supply, 8-Bit Signal Translator with Configurable Voltage Supplies and Signal Levels July 2010 FXMA108 Dual-Supply, 8-Bit Signal Translator with Configurable Voltage Supplies and Signals Levels, 3-State Outputs and Auto Direction Sensing Features ƒ Bi-Directional Interface between Two Levels from 1.65V to 5.5V ƒ Fully Configurable: Inputs and Outputs Track VCC ƒ Non-Preferential Power-Up; Either VCC may be Powered-Up First ƒ Outputs Remain in 3-State Until Active VCC Level is Reached ƒ Outputs Switch to 3-State if Either VCC is at GND ƒ Power-Off Protection ƒ Bus Hold On Data Inputs Eliminates the Need for Pull-Up Resistors ƒ Control Input (/OE) is Referenced to VCCA Voltage ƒ Packaged in 20-Terminal DQFN ƒ Direction Control Not Needed ƒ 80Mbps Throughput when Translating between 2.5V and 5.0V ƒ ESD Protection Exceeds: − 8kV Human Body Model (B Port I/O to GND) (JESD22-A114 & Mil Std 883e 3015.7) − 5kV Human Body Model (A Port I/O to GND) (JESD22-A114 & Mil Std 883e 3015.7) − 2kV Charged Device Model (ESD STM 5.3) (JESD22-C101) Description The FXMA108 is a configurable dual-voltage supply translator designed for both uni-directional and bidirectional voltage translation between two logic levels. The device allows translation between voltages as high as 5.5V to as low as 1.65V. The A port tracks the VCCA level and the B port tracks the VCCB level. This allows for bi-directional voltage translation over a variety of voltage levels: 1.8V, 2.5V, 3.3V, and 5.0V. ...