Products > Mobile Storage > NS1081C USB3.0 Card Reader Controller

NS1081C USB3.0 Card Reader Controller


NS1081C is a high-performance USB 3.0 Card Reader Controller. On one side, it connects with USB interface and is compatible with USB SuperSpeed (5Gbps), Hi-Speed (480Mbps), and Full-Speed (12Mbps). On the other side, it interfaces with various flash memory cards, such as Secure Digital (SD), SDHC, SDXC, miniSD, microSD (T-Flash), MultiMediaCard (MMC), RS-MMC, MMCmicro, or MMCmobile. It also supports high density memory cards with capacity up to 2TB, and high speed memory cards including SD3.0 UHS-I cards.

Block Diagram


Self-developed high-performance USB 3.0 transceivers with low-power and low-jitter. The transceivers have built-in test capabilities for guaranteed functions and performance.

On-chip high-efficiency regulators, including 5V to 1.2V DC-DC, 5V to 3.3V LDO, and 5V to 3.3V/1.8V LDO.

Compliant with USB bus-powered and self-powered power consumption requirements. Consumed less than 2.5mA in USB 3.0 and USB 2.0 suspend mode.