ASM1458中文资料High Speed Digital Switch数据手册ASMedia规格书

描述 Description

The ASM1458 is a triple channels high speed interface quick switch, used to mux/demux 2:1/1:2 USB3.0 signals. It supports one lane (dual channel) for SupperSpeed transmitter and recievr, and the other one differential channel for USB2.0 D+/D- signal quick switch, up to 5Gbps Signal bandwidth, supporting USB SuperSpeed, High Speed, Full Speed, Low Speed interface, designed with high benadwidth, low ON-Resistance, low input/output capacitance, and low signal performance degradation, operating at 3.0~3.6V power supply. ASM1458 is protected against high ESD ability and fully compliance with USB3.0 specification Revision 1.0.

特性 Features

• 1:2 or 2:1 DeMux/Mux Switch
• Support Triple Channels:
  → Two channels for SuperSpeed Transmitter and Receiver
  → One channel for USB2.0 D+/D-
• Support SuperSpeed, Hi-Speed, Full Speed and Low Speed USB interface
• Low On-Resistance:
• Low Crosstalk: typical -33dB @f=3GHz
• Bandwidth: -3dB @ 4GHz
• Low input/output capacitance: 0.8pF for USB3.0
• VCC operating range: 3.3V+/-10%
• Green Package TQFN 42L (Pb-free)
• RoHS compliance