Part Number Decoder GSI /QQ GS P DDD O FF WWW R KK - BBB T C S P = Product Line Code (1 digit) FF = Function Code (Up to 2 alpha) R = Revision Level (Up to 1 alpha) BBB = Speed Bin (Up to 3 digits) 4 = LLDRAM 8 = Sync SRAM 7 = Async SRAM Blank = Original Mask Set A = 2nd Generation B = 3rd Generation C = 4th Generation XX = ns or MHz SRAM Codes DDD = Density / Product Family (Up to 3 digits) 0 = 256K 1 = 1Mb 2 = 2Mb 3 = 3Mb 4 = 4 or 4.5Mb 6 = 6Mb 8 = 8 or 9Mb 16, 17, 18 = 16 or 18Mb 32, 33, 34 = 32 or 36Mb 64, 65, 66, 67 = 64 or 72Mb 128, 129, 130, 131 = 128 or 144Mb 256, 257, 258 = 256 or 288Mb 288 = 288Mb 576 = 576Mb 300~309 = 1 or 1.125 or 1.25Gb 310~319 = 2 or 2.25 or 2.5Gb 320~329 = 4 or 4.5 or 5Gb 330~339 = 8 or 9 or 10Gb 340~349 = 16 or 18 or 20Gb O = Option (Up to 1 alpha) (Specific meaning varies by product family) X = Non-catalog Assembly Option Note: If "X" is shown in the Option Code field, the Function Code and Speed Bin fields become general purpose alphanumeric custom part number fields. DD = Double Data Rate (DDR) DW = Double Late Write E = Dual Cycle Deselect (DCD) F = Flow Through Only H = High Drive Output L = Low Drive Output LW = Late Write Z = No Bus Turnaround SigmaQuad/DDR Codes D = SigmaQuad/II/II+/IIIe/IVe B4 DV = SigmaQuad B4 2.5V DT = SigmaQuad-II+ B4 ODT E = LV (1.2V) and HV (1.5V) HSTL H = HV (1.5 V) HSTL L = LV (1.2 V) HSTL P = POD Q = SigmaQuad/II/II+/IIIe/IVe B2 QV = SigmaQuad B2 2.5V QT = SigmaQuad-II+ B2 ODT R = SigmaDDR-II B4 S = SigmaSIO DDR-II T= SigmaDDR/II/II+/IIIe/IVe B2 TT = SigmaDDR-II+ B2 ODT LLDRAM Codes C = Common I/O R = Common I/O B4 RH = Common I/O B4 HSTL S = Separate I/O T = Common I/O B2 TH = Common I/O B2 HSTL WWW = I/O Width/Variation (Up to 3 digits) 1 = x1 4 = x4 8 = x8 16 = x16 18, 19 = x18 20 = x18 or x20 24 = x24 32 = x32 36, 37, 38 = x36 40 = x36 or x40 72, 73 = x72 KK = Package (Up to 2 alpha) B = 14 mm x 22 mm, 119 BGA C = 14 mm x 22 mm, 209 FPBGA D = 13 mm x 15 mm, 165 FPBGA E = 15 mm x 17 mm, 165 FPBGA H = 15 mm x 17 mm, 165 FPBGA NSMD J = 400 mil SOJ K = 14 mm x 22 mm, 260 BGA L = 11 mm x 18.5 mm, 144 BGA N = 14 mm x 18.5 mm 180 BGA Q = QFP SJ = 300 mil SOJ T = TQFP TP = TSOP-II TS = TSOP-I U = 6 mm x 8 mm, 48 FPBGA X = 6 mm x 10 mm, 48 FPBGA Z = 15 mm x 17 mm, 165 FPBGA (FC) GB = Green 14 mm x 22 mm, 119 BGA GC = Green 14 mm x 22 mm, 209 FPBGA GD = Green 13 mm x 15 mm, 165 FPBGA GE = Green 15 mm x 17 mm, 165 FPBGA GJ = Green 400 mil SOJ GK = Green 14 mm x 22 mm, 260 BGA GL = Green 11 mm x 18.5 mm, 144 BGA GN = Green 14 mm x 18.5 mm 180 BGA GQ = Green QFP GT = Green TQFP GP = Green TSOP-II GS = Green TSOP-I GU = Green 6 mm x 8 mm, 48 FPBGA GX = Green 6 mm x 10 mm, 48 FPBGA GZ = Green 15 mm x 17 mm, 165 FPBGA (FC) HK = 5/6 RoHS-compliant 260 BGA with Pb-free exterior balls T = Temp Grade (Up to 1 alpha) Blank = Commercial (0º to 70ºC) I = Industrial (–40º to 85ºC) E = Extended (–40º to 125ºC) M = Military (–55º to 125ºC) C = Customization V = Voltage Variation X = Non-catalog Post-assembly Option Note: If "X" is shown in the Customization field, the Speed Bin field may become a general purpose alphanumeric custom part number field. S = Shipping Optionl (Up to 1 alpha) Blank = Bulk T = Tape and Reel QQ = Qualification Status (Up to 1 symbol and 2 alpha) Blank = Pre-Qual or Qualified /ES = Eng Sample* *Note: The /ES mark may appear anywhere on the top surface of the package. The /ES mark supersedes any other qualification status mark that may appear on the device.