CRC Polynomial Zoo

Philip Koopman, Carnegie Mellon University

Best CRCs | CRC Selection | CRC Zoo | Checksum and CRC Blog

Select # Bits in CRC below (see also NOTES PAGE):
3,  4,  5,  6,  7,  8,  9,  10,  11,  12,  13,  14,  15,
16,  17,  18,  19,  20,  21,  22,  23,  24,  25,  26,  27,  28,  29,  30,  31,
32,  33-36,  37-40,  41-44,  45-48,  49-52,  53-56,  57-60,  61-63,  64

18 Bit CRCs:

• (0x23979; 0x472f3) <=> (0x33d38; 0x67a71) {262125,2807,85,9,9,9,6,3,1} | gold | (*p) CRC-18K/3.1
• (0x20013; 0x40027) <=> (0x39000; 0x72001) {262125,1329,82} | gold | (*p) FP-18
• (0x238be; 0x4717d) <=> (0x2fa38; 0x5f471) {262125,1081,142,34,19,16,5,5,1} | gold | (*p) CRC-18K/3.5
• (0x2d09f; 0x5a13f) <=> (0x3f216; 0x7e42d) {262125,994,104,12,12,12,10,5,1} | gold | (*p) CRC-18K/3.6
• (0x21bab; 0x43757) <=> (0x3abb0; 0x75761) {262125,936,75,43,31,9,6,2,2} | gold | (*p) CRC-18K/3.4
• (0x2bed6; 0x57dad) <=> (0x2d6fa; 0x5adf5) {262125,781,207,10,10,5,2,2,2,2,2} | gold | (*p) CRC-18K/3.2
• (0x2ee49; 0x5dc93) <=> (0x324ee; 0x649dd) {262125,635,93,69,10,3,3,3,3} | gold | (*p) CRC-18K/3.3
• (0x26a3d; 0x4d47b) <=> (0x378ac; 0x6f159) {262125,417,109,9,5,5,5,5,5} | gold | (*p) CRC-18K/11
• (0x287b9; 0x50f73) <=> (0x33bc2; 0x67785) {262125,59,59,53,7,7,7,6,1} | gold | (*p) CRC-18K/3.7

• (0x20018; 0x40031) <=> (0x23000; 0x46001) {131053,131053} | gold | (*op) FOP-18
• (0x25f53; 0x4bea7) <=> (0x395f4; 0x72be9) {131053,131053,167,167,10,10,5,5,2,2} | gold | (*op) CRC-18K/4

• (0x2e7de; 0x5cfbd) <=> (0x2f7ce; 0x5ef9d) {63346,63346,79,79,8,8,8,8,1,1,1,1} | gold | (*o) CRC-18K/10
• (0x200e7; 0x401cf) <=> (0x3ce00; 0x79c01) {4077,4077,141,141,1,1} | gold | (*o) CRC-18K/6sub8
• (0x27bbc; 0x4f779) <=> (0x27bbc; 0x4f779) {744,744,115,37,12,12,11,3,1,1,1} | gold | CRC-18K/9
• (0x32c69; 0x658d3) <=> (0x32c69; 0x658d3) {496,496,240,240,20,20,3,3} | gold | (*o) CRC-18K/6
• (0x39553; 0x72aa7) <=> (0x39553; 0x72aa7) {493,493,493,61,4,4,3,3,2} | gold | CRC-18K/5
• (0x25f6a; 0x4bed5) <=> (0x2adf4; 0x55be9) {45,45,45,45,45,45,2,2,2,2} | gold | (*o) CRC-18K/8

HD profile for all unique 18-bit CRCs

See the NOTES PAGE for interpreting this data. Last update 3/5/2024.

This work is copyright 2015-2024 by Philip Koopman. Licensed under a Creative Commons Attribution 4.0 International License.