diff --git a/ayab-interface/assembly/ayab_rs_oshw.csv b/ayab-interface/assembly/ayab_rs_oshw.csv
index 5ba396d..208ffca 100644
--- a/ayab-interface/assembly/ayab_rs_oshw.csv
+++ b/ayab-interface/assembly/ayab_rs_oshw.csv
@@ -14,7 +14,7 @@ Line,QTY,Reference,Type,Value,Footprint,Pin Count,Side,Manf,Manf PN,Alt. Manf,Al
 13,1,R3,Resistor,"330, 5%, 1/4W",805,2,TOP,Rohm,ESR10EZPJ331,,,ESR10EZPJ331,755-ESR10EZPJ331,
 14,4,"RN1,RN2,RN3,RN4",Resistor array,"1k, 5%, 4 X Isolated array",1206,8,TOP,Yageo,YC164-JR-071KL,Bourns,CAT16-102J4GLF,YC164J-1.0KCT-ND,652-CAT16-102J4GLF,
 15,1,Q1,Transistor,NPN 40V 0.2A,SOT-23-3,2,TOP,ON Semi,MMBT3904LT1G,,,MMBT3904LT1GOSCT-ND,863-MMBT3904LT1G,
-16,2,"U2,U3",IC,"PCF8574, I2C IO Expander",16-SOIC,16,TOP,TI,PCF8574ADWR,NXP,"PCF8574T/3,512",296-13105-1-ND,595-PCF8574ADWR,
+16,2,"U2,U3",IC,"PCF8574, I2C IO Expander",16-SOIC,16,TOP,TI,PCF8574DWR,NXP,"PCF8574T/3,512",296-13108-1-ND,595-PCF8574DWR,
 17,2,"U4, U5",IC,"ULN2803A, Transistor array",SO-18W,18,TOP,TI,ULN2803ADWR,Toshiba,ULN2803AFWG,296-15777-1-ND,595-ULN2803ADWR,
 18,1,J5,Jack,"Power Jack, 2.1x5.1 mm, rated for 2A DC",PTH,3,BOT,CUI,CP-002AH-ND,CUI,PJ-002AH,CP-002AH-ND,490-PJ-002AH,Bottom side of PCB
 19,2,"J2B, J6B",Molex Jack (2.5mm),"Molex 5267 Series, 3 position Male",PTH,3,TOP,Molex,99-99-0987,4UCON,1678,WM2889-ND,538-99-99-0987,Orientation of connectors is critical