3Pcs DS1990R-F5# Security ICs / Authentication ICs Serial Number iButton

2PCS New DS1990A-F5 TM Card iButton Tag with wall-mounted holder Blue

3Pcs 23LCV1024-I/SN SOIC-8 SRAM 1024K 2.5V SPI SERIAL SRAM Vbat

3Pcs DG412DVZ TSSOP-16 Analog Switch ICs SWITCH 4X SPST N O IND

3Pcs SE050B1HQ1/Z01SEZ Security ICs / Authentication ICs RSA, AES, 3DES

3Pcs ADG702BRMZ-REEL7 MSOP-8 Analog Switch ICs LOW VOLTAGE SIGNLE SPST

3Pcs MAX391ESE+T Analog Switch ICs Precision, Quad, SPST Analog Switches

4Pcs DS2401+T&R TO-92-3 Security ICs / Authentication ICs Silicon Serial Number