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Key Specifications
Product Description The UM3202H is ±8kV dual channel ESD-protected level translator provide the level shifting necessary to allow data transfer in a multi-voltage system. Externally applied voltages, VCCB and VCCA, set the logic levels on either side of the device. A low-voltage logic signal present on the VCCA side of the device appears as a low-voltage logic signal on the VCCB side of the device, and vice-versa. The UM3202H bidirectional level translator utilizes a transmission-gate based design to allow data translation in either direction (VCCA↔VCCB) on any single data line. The UM3202H accepts VCCA from +1.65V to +3.6V and VCCB from +2.3V to +5.5V, making it ideal for data transfer between low-voltage ASICs / PLDs and higher voltage systems.
The UM3202H enters a three-state output mode to reduce supply current when output enable (OE) is low. The UM3202H is designed so that the OE input circuit is supplied by VCCA. ±8kV ESD protection on the VCCB side for greater protection in applications that route signals externally.
The UM3202H is a dual level translator available in CSP8 1.9×0.9 package.
Features
- Max Data Rates:
24Mbps (Push Pull),
2Mbps (Open Drain)
- Bidirectional Level Translation
- 1.65V to 3.6V on A Port and 2.3V to 5.5V on B Port (VCCA≤VCCB)
- ±8kV ESD Protection on B Port
- No Power-Supply Sequencing Required VCCA or VCCB can be Ramped First
- CSP8 Package
Applications
- SPI, MICROWIRE and I2C Level Translation
- Low-Voltage ASIC Level Translation
- Smart Card Readers
- Cell-Phone Cradles
- Portable POS Systems
- Portable Communication Devices
- Low-Cost Serial Interfaces
- Cell-Phones
- GPS
- Telecommunications Equipment
Pin Configurations
(Top View)
UM3202H Ball Mapping for UM3202H Transparent Top View Ordering Information
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Application Notes
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