This Page provides information about 5G NR ARFCN Calculator. Calculator is based on 3GPP TS 38.104 Release 18 specification.
It will help you to convert the number of the 5G NR ARFCN frequency channel to the 5G NR frequency and back (5G NR frequency to 5G NR ARFCN).
Be Careful, Support ARFCN depends on the frequency band. More information in the tables below.
Example: 5G NR ARFCN = 428000, 5G RF Center Frequency = 2140 MHz
The formula for 5G NR ARFCN is described in 3GPP TS 38.104 chapter 5.4.2.1.
Frequency is selected from 3GPP TS 38.104 Table 5.4.2.1-1
Frequency range (MHz) |
ΔFGlobal (kHz) | FREF-Offs (MHz) | NREF-Offs |
Range of NREF (NR-ARFCN) |
0 – 3000 |
5 | 0 | 0 |
0 – 599999 |
3000 – 24250 | 15 | 3000 | 600000 |
600000 – 2016666 |
24250 – 100000 | 60 | 24250.08 | 2016667 |
2016667 – 3279165 |
By default, frequency range of 5G NR is divide into two parts FR1 and FR2 (below you can see table from 3GPP 38.104, table 5.1-1).
Frequency range designation |
Corresponding frequency range |
|
FR1 |
410 MHz – 7125 MHz |
|
FR2 |
FR2-1 |
24250 MHz – 52600 MHz |
FR2-2 |
52600 MHz – 71000 MHz |
Information on the supported FR1 frequencies in table below (3GPP 38.104 table 5.4.2.3-1 ).
NR operating band | ΔFRaster (kHz) | Uplink MHz / NR-ARFCN (First – <Step size> – Last) |
Downlink MHz / NR-ARFCN (First – <Step size> – Last) |
Duplex mode |
n1 | 100 | 1920 – 1980 384000 – <20> – 396000 |
2110 – 2170 422000 – <20> – 434000 |
FDD |
n2 | 100 | 1850 – 1910 370000 – <20> – 382000 |
1930 – 1990 386000 – <20> – 398000 |
FDD |
n3 | 100 | 1710 – 1785 342000 – <20> – 357000 |
1805 – 1880 361000 – <20> – 376000 |
FDD |
n5 | 100 | 824 – 849 164800 – <20> – 169800 |
869 – 894 173800 – <20> – 178800 |
FDD |
n7 | 100 | 2500 – 2570 500000 – <20> – 514000 |
2620 – 2690 524000 – <20> – 538000 |
FDD |
n8 | 100 | 880 – 915 176000 – <20> – 183000 |
925 – 960 185000 – <20> – 192000 |
FDD |
n12 | 100 | 699 – 716 139800 – <20> – 143200 |
729 – 746 145800 – <20> – 149200 |
FDD |
n13 | 100 | 777 – 787 155400 – <20> – 157400 |
746 – 756 149200 – <20> – 151200 |
FDD |
n14 | 100 | 788 – 798 157600 – <20> –159600 |
758 – 768 151600 – <20> – 153600 |
FDD |
n18 | 100 | 815 – 830 163000 – <20> – 166000 |
860 – 875 172000 – <20> – 175000 |
FDD |
n20 | 100 | 832 – 862 166400 – <20> – 172400 |
791 – 821 158200 – <20> – 164200 |
FDD |
n24 | 100 | 1626.5 – 1660.5 325300 – <20> – 332100 |
1525 – 1559 305000 – <20> – 311800 |
FDD |
n25 | 100 | 1850 – 1915 370000 – <20> – 383000 |
1930 – 1995 386000 – <20> – 399000 |
FDD |
n26 | 100 | 814 – 849 162800 – <20> – 169800 |
859 – 894 171800 – <20> – 178800 |
FDD |
n28 | 100 | 703 – 748 140600 – <20> – 149600 1446084 |
758 – 803 151600 – <20> – 160600 1556084 |
FDD |
n29 | 100 | N/A N/A |
717 – 728 143400 – <20> – 145600 |
SDL |
n30 | 100 | 2305 – 2315 461000 – <20> – 463000 |
2350 – 2360 470000 – <20> – 472000 |
FDD |
n31 | 100 | 452.5 – 457.5 90500 – <20> – 91500 |
462.5 – 467.5 92500 – <20> – 93500 |
FDD |
n34 | 100 | 2010 – 2025 402000 – <20> – 405000 |
2010 – 2025 402000 – <20> – 405000 |
TDD |
n38 | 100 | 2570 – 2620 514000 – <20> – 524000 |
2570 – 2620 514000 – <20> – 524000 |
TDD |
n39 | 100 | 1880 – 1920 376000 – <20> – 384000 |
1880 – 1920 376000 – <20> – 384000 |
TDD |
n40 | 100 | 2300 – 2400 460000 – <20> – 480000 |
2300 – 2400 460000 – <20> – 480000 |
TDD |
n41 | 15 30 |
2496 – 2690 499200 – <3> – 537999 499200 – <6> – 537996 |
2496 – 2690 499200 – <3> – 537999 499200 – <6> – 537996 |
TDD |
n46 | 15 | 5150 – 5925 743334 – <1> – 795000 |
5150 – 5925 743334 – <1> – 795000 |
TDD |
n48 | 15 30 |
3550 – 3700 636667 – <1> – 646666 636668 – <2> – 646666 |
3550 – 3700 636667 – <1> – 646666 636668 – <2> – 646666 |
TDD |
n50 | 100 | 1432 – 1517 286400 – <20> – 303400 |
1432 – 1517 286400 – <20> – 303400 |
TDD |
n51 | 100 | 1427 – 1432 285400 – <20> – 286400 |
1427 – 1432 285400 – <20> – 286400 |
TDD |
n53 | 100 | 2483.5 – 2495 496700 – <20> – 499000 |
2483.5 – 2495 496700 – <20> – 499000 |
TDD |
n54 | 100 | 1670 – 1675 334000 – <20> – 335000 |
1670 – 1675 334000 – <20> – 335000 |
TDD |
n65 | 100 | 1920 – 2010 384000 – <20> – 402000 |
2110 – 2200 422000 – <20> – 440000 |
FDD |
n66 | 100 | 1710 – 1780 342000 – <20> – 356000 |
2110 – 2200 422000 – <20> – 440000 |
FDD |
n67 | 100 | N/A N/A |
738 – 758 147600 – <20> – 151600 |
SDL |
n70 | 100 | 1695 – 1710 339000 – <20> – 342000 |
1995 – 2020 399000 – <20> – 404000 |
FDD |
n71 | 100 | 663 – 698 132600 – <20> – 139600 |
617 – 652 123400 – <20> – 130400 |
FDD |
n72 | 100 | 451 – 456 90200 – <20> – 91200 |
461 – 466 92200 – <20> – 93200 |
FDD |
n74 | 100 | 1427 – 1470 285400 – <20> – 294000 |
1475 – 1518 295000 – <20> – 303600 |
FDD |
n75 | 100 | N/A N/A |
1432 – 1517 286400 – <20> – 303400 |
SDL |
n76 | 100 | N/A N/A |
1427 – 1432 285400 – <20> – 286400 |
SDL |
n77 | 15 30 |
3300 – 4200 620000 – <1> – 680000 620000 – <2> – 680000 |
3300 – 4200 620000 – <1> – 680000 620000 – <2> – 680000 |
TDD |
n78 | 15 30 |
3300 – 3800 620000 – <1> – 653333 620000 – <2> – 653332 |
3300 – 3800 620000 – <1> – 653333 620000 – <2> – 653332 |
TDD |
n79 | 15 30 |
4400 – 5000 693334 – <1> – 733333 693334 – <2> – 733332 |
4400 – 5000 693334 – <1> – 733333 693334 – <2> – 733332 |
TDD |
n80 | 100 | 1710 – 1785 342000 – <20> – 357000 |
N/A N/A |
SUL |
n81 | 100 | 880 – 915 176000 – <20> – 183000 |
N/A N/A |
SUL |
n82 | 100 | 832 – 862 166400 – <20> – 172400 |
N/A N/A |
SUL |
n83 | 100 | 703 – 748 140600 – <20> –149600 |
N/A N/A |
SUL |
n84 | 100 | 1920 – 1980 384000 – <20> – 396000 |
N/A N/A |
SUL |
n85 | 100 | 698 – 716 139600 – <20> – 143200 |
728 – 746 145600 – <20> – 149200 |
FDD |
n86 | 100 | 1710 – 1780 342000 – <20> – 356000 |
N/A N/A |
SUL |
n89 | 100 | 824 – 849 164800 – <20> – 169800 |
N/A N/A |
SUL |
n90 | 15 30 100 |
2496 – 2690 499200 – <3> – 537999 499200 – <6> – 537996 499200 – <20> – 538000 |
2496 – 2690 499200 – <3> – 537999 499200 – <6> – 537996 499200 – <20> – 538000 |
TDD |
n91 | 100 | 832 – 862 166400 – <20> – 172400 |
1427 – 1432 285400 – <20> – 286400 |
FDD |
n92 | 100 | 832 – 862 166400 – <20> – 172400 |
1432 – 1517 286400 – <20> – 303400 |
FDD |
n93 | 100 | 880 – 915 176000 – <20> – 183000 |
1427 – 1432 285400 – <20> – 286400 |
FDD |
n94 | 100 | 880 – 915 176000 – <20> – 183000 |
1432 – 1517 286400 – <20> – 303400 |
FDD |
n95 | 100 | 2010 – 2025 402000 – <20> – 405000 |
N/A N/A |
SUL |
n96 | 15 | 5925 – 7125 795000 – <1> – 875000 |
5925 – 7125 795000 – <1> – 875000 |
TDD |
n97 | 100 | 2300 – 2400 460000 – <20> – 480000 |
N/A N/A |
SUL |
n98 | 100 | 1880 – 1920 376000 – <20> – 384000 |
N/A N/A |
SUL |
n99 | 100 | 1626.5 – 1660.5 325300 — <20> – 332100 |
N/A N/A |
SUL |
n100 | 100 | 874.4 – 880 174880 – <20> – 176000 |
919.4 – 925 183880 – <20> – 185000 |
FDD |
n101 | 100 | 1900 – 1910 380000 – <20> – 382000 |
1900 – 1910 380000 – <20> – 382000 |
TDD |
n102 | 15 | 5925 – 6425 796334 – <1> – 828333 |
5925 – 6425 796334 – <1> – 828333 |
TDD |
n104 | 15 30 |
6425 – 7125 828334 – <1> – 875000 828334 – <2> – 875000 |
6425 – 7125 828334 – <1> – 875000 828334 – <2> – 875000 |
TDD |
n105 | 100 | 663 – 703 132600 – <20> – 140600 |
612 – 652 122400 – <20> – 130400 |
FDD |
n106 | 100 | 896 – 901 179200 – <20> – 180200 |
935 – 940 187000 – <20> – 188000 |
FDD |
n109 | 100 | 703 – 733 140600 – <20> – 146600 |
1432 – 1517 286400 – <20> – 303400 |
FDD |
Information on the supported FR2 frequencies in table below (3GPP 38.104 table 5.4.2.3-2).
NR operating band | ΔFRaster (kHz) | Uplink and Downlink MHz / NR-ARFCN (First – <Step size> – Last) |
Duplex mode |
n257 | 60 | 26500 MHz – 29500 MHz 2054166 –< 1 >– 2104165 |
TDD |
120 | 26500 MHz – 29500 MHz 2054167 –< 2 >– 2104165 |
TDD | |
n258 | 60 | 24250 MHz – 27500 MHz 2016667 –< 1 >– 2070832 |
TDD |
120 | 24250 MHz – 27500 MHz 2016667 –< 2 >– 2070831 |
TDD | |
n259 | 60 | 39500 MHz – 43500 MHz 2270832 –< 1 >– 2337499 |
TDD |
120 | 39500 MHz – 43500 MHz 2270832 –< 2 >– 2337499 |
TDD | |
n260 | 60 | 37000 MHz – 40000 MHz 2229166 –< 1 >– 2279165 |
TDD |
120 | 37000 MHz – 40000 MHz 2229167 –< 2 >– 2279165 |
TDD | |
n261 | 60 | 27500 MHz – 28350 MHz 2070833 –< 1 >– 2084999 |
TDD |
120 | 27500 MHz – 28350 MHz 2070833 –< 2 >– 2084999 |
TDD | |
n262 | 60 | 47200 MHz – 48200 MHz 2399166 –< 1 >– 2415832 |
TDD |
120 | 47200 MHz – 48200 MHz 2399167 –< 2 >– 2415831 |
TDD | |
n263 | 60 | 57000 MHz – 71000 MHz 2562499–< 1 >–2795832 |
TDD |
Update1: Update to 3GPP 38.104 Release 16 v 16.4.0 (2020-06)
Update2: Update to 3GPP 38.104 Release 17 v 17.2.0 (2021-07)
Update3: Added information about NR band (after enter ARFCN or Frequency)
Update4: Update to 3GPP 38.104 Release 17 v 17.7.0 (2022-09)
Update 5: ADD button to export result
Update 6: Update to 3GPP 38.104 Release 18 v 18.7.0 (2024-09)
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thanks a lot for the nice tools in 5G.
5G NR ARFCN Calculator
Enter the Frequency, MHz*
doesn’t accept but whole num… ex if you attempt to enter 644.5 will not accept
Fixed!
Regards, Oleg
great tool, thanks
Any one has the formula to calculate the channel for 5G
FREF = FREF-Offs + ΔFGlobal (NREF – NREF-Offs) (i)
NREF = NREF-Offs + (FREF – FREF-Offs) / ΔFGlobal
Is there a fixed number of nrarfcn in 5g Or 4g.even in 2g it was not fixed. I was asked this question in ericsson interview. As per my understanding there are more than 100 different frequency bands and each has got different range and deltafglobal value. Hoe can there be a fixed number say for 5g.
Do you have something that allows me to calculate the channels needed from start ARFCN to last ARFCN and creates a test channel list based on step. For example start, stop, step based on channel bandwidth ?
Great tool but has some minor precision issues. Your precision is limited with 2 digits for output of ARFCN to frequency conversion. For example, If use the ARFCN 399967 your tool produce 1999.84 MHz but actual value ise 1999.835 MHz. It would be better to use 3 digits for MHz.
Dear,Ali Cihan!
Fixed, thanks
Regards, Oleg
Very very cool.
감사합니다..~~^^
Seems the bandwidth is 100. can it be changed?
SSB /k_ssb/pointA/center ARFCN: Is there a formula between them?
Very cool
not bad
Do you have the formula to calculate the 5G ARFCN from the 4G ARFCN?
This is invalid request as you could get the 5G physical frequency from 5G ARFCN and then convert 5G physical frequency back to EARFCN…
good one
why in freq range 24250 – 100000,the FREF-Offs is 24250.08 instead of 24250?
ARFCN Steps for N41 is wrong, it should be
n41
15 499200 – – 537999 499200 – – 537999
30 499200 – – 537996 499200 – – 537996
ARFCN Steps for N48 is wrong, it should be
n41
15 636667 – – 646666 636667 – – 646666
30 636668 – – 646666 636668 – – 646666