BL1554

BL1554--Quad SPDT Analog Switch Low Voltage 0.4Ω Quad SPDT Analog Switch Features z Wide Power Supply Range:1.6V to 4.2V z Low On-Resistance: 0.4Ω (VDD=2.7V) z Low On-Resistance Flatness z -3dB BandWidth: 42 MHz z Fast Switching Speed(VDD=3.3V): tON: 20ns tOFF: 10ns z IDD = 300nA @ TA = +25°C z High Off Isolation: -65dB z Crosstalk Rejection: -65dB z Lead(Pb) Free QFN-16 Package(3mmx3mm) Description The BL1554 is a quad single-pole double-throw (SPDT) CMOS switch featuring an On-Resistance of 0.4 ohm at VDD=2.7V and wide power supply range from 1.6V to 4.2V. It can be used as an analog switch or low-delay bus switch. Block Diagram Applications z Wireless Handsets z Portable electronic devices z PDAs z Audio & Video Switching z PCMCIA Cards z Computer Peripherals z Modems Pin Configuration COM1 NO1 16 15 VDD 14 NC4 13 1 12 BL 2 1554 11 SSSSS 3 10 49 5 NC2 678 GND NO3 COM3 Top View http://www.belling.com.cn Function Table In Function 0 A0 1 NC1(NC2) connect to COM1 (COM2) NO1(NO2) connect to COM1 (COM2) 0 A1 1 NC3(NC4) connect to COM3 (COM4) NO3(NO4) connect to COM3 (COM4) Pin Description Pin Name Type VDD PWR GND Ground COMx Input/Output NCx Input/Output NOx Input/Output Ay Input x = 1, 2, 3 or 4; y = 0 or 1 Description Power Supply Ground Data Port Data Port Data Port Logic Control Signal - 1 - Total 6 Pages ABSOLUTE MAXIMUM RATINGS Parameter Symbol DC Supply Voltage Signals on NC Signals on NO Signals On COM Peak Current(1)（VNC+VNO） VDD VNC...