CAT7e

Differential Phase 

Delay(Max)

25ns/100m

Impedance

4-100MHz  100±15Ω, 100-1200MHz  100±25Ω

Mutual 

capacitance(Max)

5. 6nF/100m

D. C Resistance(Max)

7. 5Ω/100m at 20℃

Dielectric Strength 

Between 

Conductors(Min)

2.5kV/2s

Permitted Bend Radius

No less than eight times the cable diameter

Transmission Performance

Frequency

 (MHz)

Attenuation (Max)

(dB/100m)

NEXT(Min)

(dB/100m)

ELFEXT(Min)

(dB/100m)

RL

(Min)

(dB)

Phase Velocity

(Min)

(m. /s)

Phase Delay

(Max)

(ns/100m)

4

3.7

78. 0

78

23

0. 604c

552

8

5. 2

78. 0

77. 2

24.5

0. 610c

547

10

5. 8

78. 0

75. 3

25

0. 612c

545

16

7. 3

78. 0

71. 2

25

0. 614c

543

20

8. 2

78. 0

69. 3

25

0. 615c

542

25

9. 2

78. 0

67. 3

24.3

0. 616c

541

31. 25

10. 3

78. 0

65. 4

23.6

0. 617c

540

62.5

14.6

78. 0

59. 4

21. 5

0. 619c

539

100

18. 5

75. 4

55. 3

20. 1

0. 620c

538

200

26. 5

70. 9

49. 3

18

0. 622c

537

250

29. 7

69. 4

47. 3

17. 3

0. 622c

536

300

32.7

68. 2

45. 8

17. 3

0. 622c

536

400

38. 0

66. 4

43.3

17. 3

0. 623c

536

500

42.8

64.9

41. 3

17. 3

0. 623c

536

600

47. 1

63.7

39. 7

17. 3

0. 623c

535

900

61. 9

57. 4

34.0

17. 3

0. 623c

535

1200

74.3

56. 2

32.4

17. 3

0. 623c

535