idt72v245.ftm
来自「VHDL的ram和fifo model code 包含众多的厂家」· FTM 代码 · 共 120 行
FTM
120 行
<!DOCTYPE FTML SYSTEM "ftml.dtd"><FTML><HEAD><TITLE>FMF Timing for IDT72V245 Parts</TITLE><REVISION.HISTORY>version: | author: | mod date: | changes made: V1.0 R. Munden 99 APR 06 Initial release</REVISION.HISTORY></HEAD><BODY><TIMESCALE>1ns</TIMESCALE><MODEL>IDT72V245<FMFTIME>IDT72V245L10PF<SOURCE>IDT data sheet January 1999</SOURCE>IDT72V245L10TF<SOURCE>IDT data sheet January 1999</SOURCE><COMMENT>The Values listed are for VCC=3.0V to 3.6V, CL=30pF, Ta=0 to 70 Celsius</COMMENT><COMMENT>Typical values are derived</COMMENT><TIMING> (DELAY (ABSOLUTE (IOPATH RCLK Q0 (2:4:6.5) (2:4:6.5)) (IOPATH RSNeg EFORNeg (3:10:15) (3:10:15)) (IOPATH RSNeg Q0 (3:10:15) (3:10:15)) (IOPATH OENeg Q0 (1:4:6) (1:4:6) (1:4:6) (1:4:6) (1:4:6) (1:4:6)) (IOPATH WCLK FFIRNeg (1:4:6.5) (1:4:6.5)) (IOPATH RCLK EFORNeg (1:4:6.5) (1:4:6.5)) (IOPATH RCLK PAFNeg (3:9:17) (3:9:17)) (IOPATH WCLK PAFNeg (2:5:8) (2:5:8)) (IOPATH WCLK PAENeg (3:9:17) (3:9:17)) (IOPATH RCLK PAENeg (2:5:8) (2:5:8)) (IOPATH RCLK WXOHFNeg (3:9:17) (3:9:17)) (IOPATH RCLK RXONeg (2:5:8) (2:5:8)) )) (TIMINGCHECK (PERIOD (posedge RCLK) (10)) (WIDTH (posedge RCLK) (4.5)) (WIDTH (negedge RCLK) (4.5)) (SETUPHOLD D0 (posedge WCLK) (3) (0.5)) (WIDTH (negedge RSNeg) (10)) (SETUP LDNeg (posedge RSNeg) (8) ) (WIDTH (negedge RXINeg) (3)) (SETUP RXINeg (posedge RCLK) (3) ) (SETUPHOLD RENNeg (posedge RCLK) (3) (0.5)) )) (CELL (CELLTYPE "VITALbuf") (INSTANCE %LABEL%/SKEW1) (DELAY (ABSOLUTE (DEVICE (5))))) (CELL (CELLTYPE "VITALbuf") (INSTANCE %LABEL%/SKEW2) (DELAY (ABSOLUTE (DEVICE (14))))</TIMING></FMFTIME><FMFTIME>IDT72V245L15PF<SOURCE>IDT data sheet January 1999</SOURCE>IDT72V245L15TF<SOURCE>IDT data sheet January 1999</SOURCE><COMMENT>The Values listed are for VCC=3.0V to 3.6V, CL=30pF, Ta=0 to 70 Celsius</COMMENT><COMMENT>Typical values are derived</COMMENT><TIMING> (DELAY (ABSOLUTE (IOPATH RCLK Q0 (2:6:10) (2:6:10)) (IOPATH RSNeg EFORNeg (3:10:15) (3:10:15)) (IOPATH RSNeg Q0 (3:10:15) (3:10:15)) (IOPATH OENeg Q0 (3:6:8) (3:6:8) (3:6:8) (3:6:8) (3:6:8) (3:6:8)) (IOPATH WCLK FFIRNeg (2:6:10) (2:6:10)) (IOPATH RCLK EFORNeg (2:6:10) (2:6:10)) (IOPATH RCLK PAFNeg (4:12:20) (4:12:20)) (IOPATH WCLK PAFNeg (2:6:10) (2:6:10)) (IOPATH WCLK PAENeg (4:12:20) (4:12:20)) (IOPATH RCLK PAENeg (2:6:10) (2:6:10)) (IOPATH RCLK WXOHFNeg (4:12:20) (5:12:20)) (IOPATH RCLK RXONeg (2:6:10) (2:6:10)) )) (TIMINGCHECK (PERIOD (posedge RCLK) (15)) (WIDTH (posedge RCLK) (6)) (WIDTH (negedge RCLK) (6)) (SETUPHOLD D0 (posedge WCLK) (4) (1)) (WIDTH (negedge RSNeg) (15)) (SETUP LDNeg (posedge RSNeg) (10) )) (WIDTH (negedge RXINeg) (6.5)) (SETUP RXINeg (posedge RCLK) (5) ) (SETUPHOLD RENNeg (posedge RCLK) (4) (1)) )) (CELL (CELLTYPE "VITALbuf") (INSTANCE %LABEL%/SKEW1) (DELAY (ABSOLUTE (DEVICE (6))))) (CELL (CELLTYPE "VITALbuf") (INSTANCE %LABEL%/SKEW2) (DELAY (ABSOLUTE (DEVICE (18))))</TIMING></FMFTIME><FMFTIME>IDT72V245L20TF<SOURCE>IDT data sheet January 1999</SOURCE>IDT72V245L20PF<SOURCE>IDT data sheet January 1999</SOURCE><COMMENT>The Values listed are for VCC=3.0V to 3.6V, CL=30pF, Ta=0 to 70 Celsius</COMMENT><COMMENT>Typical values are derived</COMMENT><TIMING> (DELAY (ABSOLUTE (IOPATH RCLK Q0 (2:8:12) (2:8:12)) (IOPATH RSNeg EFORNeg (5:15:20) (5:15:20)) (IOPATH RSNeg Q0 (5:15:20) (5:15:20)) (IOPATH OENeg Q0 (3:7:10) (3:7:10) (3:7:10) (3:7:10) (3:7:10) (3:7:10)) (IOPATH WCLK FFIRNeg (2:8:12) (2:8:12)) (IOPATH RCLK EFORNeg (2:8:12) (2:8:12)) (IOPATH RCLK PAFNeg (5:15:22) (5:15:22)) (IOPATH WCLK PAFNeg (2:8:12) (2:8:12)) (IOPATH WCLK PAENeg (5:15:22) (5:15:22)) (IOPATH RCLK PAENeg (2:8:12) (2:8:12)) (IOPATH RCLK WXOHFNeg (5:15:22) (5:15:22)) (IOPATH RCLK RXONeg (2:8:12) (2:8:12)) )) (TIMINGCHECK (PERIOD (posedge RCLK) (20)) (WIDTH (posedge RCLK) (8)) (WIDTH (negedge RCLK) (8)) (SETUPHOLD D0 (posedge WCLK) (5) (1)) (WIDTH (negedge RSNeg) (20)) (SETUP LDNeg (posedge RSNeg) (12) ) (WIDTH (negedge RXINeg) (8)) (SETUP RXINeg (posedge RCLK) (8) ) (SETUPHOLD RENNeg (posedge RCLK) (5) (1)) )) (CELL (CELLTYPE "VITALbuf") (INSTANCE %LABEL%/SKEW1) (DELAY (ABSOLUTE (DEVICE (8))))) (CELL (CELLTYPE "VITALbuf") (INSTANCE %LABEL%/SKEW2) (DELAY (ABSOLUTE (DEVICE (20))))</TIMING></FMFTIME></BODY></FTML>⌨️ 快捷键说明
复制代码Ctrl + C
搜索代码Ctrl + F
全屏模式F11
增大字号Ctrl + =
减小字号Ctrl + -
显示快捷键?