TheMAX3013 8-channel level translator provides the level shifting necessary to allow 100Mbps data transfer in a multivoltage system. Externally applied voltages, VCC and VL, set the logic levels on either side of the device. Logic signals present on the VL side of the device appear as a higher voltage logic signal on the VCC side of the device, and vice-versa.
The MAX3013 features an EN input that, when at logic low, places all inputs/outputs on both sides in tristate and reduces the VCC and VL supply currents to 0.1A. This device operates at a guaranteed data rate of 100Mbps for VL > 1.8V.
Auto-direction voltage translators are available in dual supply configurations. They automatically sense the direction of the signal without the need for a direction control pin. There are a number of trade-offs including drive-strength, data rate, and multi-voltage translation. The wide range of functionalities provide options to fit every design need.
Direction-Controlled voltage translators perform non-inverting up or down translation of a uni-directional signal. These have one or more direction control pins that allow the designer to configure which pins are inputs and outputs. This enables simultaneous up and down translation on one device and gives more flexibility. Many devices feature Bus Hold, which retains the last known state of the output when the inputs are floating or high impedance.
Fixed-direction translators perform a single direction, noninverting up or down translation of an incoming signal at the input of a device to the output of the device. Single supply translators have one supply voltage, which provides the reference level for the output to track and include translating buffers, as well as translating logic gates. Translating logic gates have built-in logic functionality, and perform up or down voltage translation.
Level translators improve and simplify domain controller to peripheral input/output (I/O) interface designs in advanced driver assistance systems (ADAS). A voltage-level translator can help resolve I/O level mismatches between lower-power processors in ADAS domain controllers and peripheral devices for interfaces such as I2C, Serial Peripheral Interface, Reduced Gigabit Media-Independent Interface, SMBus, I2S, and general-purpose input/output.
One of the primary design challenges for solar inverters is aligning the lower input/output (I/O) voltage levels of the microcontroller with the higher I/O voltage levels of peripheral devices. Voltage-level translators help resolve I/O level mismatches between processors and peripheral devices easily, efficiently and cost-effectively, without sacrificing system performance.
Both single-board and computer-on-module industrial computers support an array of input/output (I/O) types and interface standards operating at low voltages. Voltage-level translators enable system designers to overcome the design challenges associated with connecting the lower-voltage I/Os of industrial PCs with peripherals operating at different voltage levels.
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