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29 lines
892 B
Plaintext
29 lines
892 B
Plaintext
# Max delays from https://github.com/SymbiFlow/prjxray-db/blob/34ea6eb08a63d21ec16264ad37a0a7b142ff6031/artix7/timings/CLBLL_L.sdf
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# F7BMUX slower than F7AMUX
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# Inputs: I0 I1 S0
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# Outputs: O
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F7BMUX 1 1 3 1
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217 223 296
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# Inputs: I0 I1 S0
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# Outputs: O
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MUXF8 2 1 3 1
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104 94 273
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# CARRY4 + CARRY4_[ABCD]X
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# Inputs: S0 S1 S2 S3 CYINIT DI0 DI1 DI2 DI3 CI
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# Outputs: O0 O1 O2 O3 CO0 CO1 CO2 CO3
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# (NB: carry chain input/output must be last input/output,
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# swapped with what normally would have been the last
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# output, here: CI <-> S, CO <-> O
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CARRY4 3 1 10 8
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223 - - - 482 - - - - 222
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400 205 - - 598 407 - - - 334
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523 558 226 - 584 556 537 - - 239
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582 618 330 227 642 615 596 438 - 313
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340 - - - 536 379 - - - 271
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433 469 - - 494 465 445 - - 157
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512 548 292 - 592 540 520 356 - 228
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508 528 378 380 580 526 507 398 385 114
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