Standard Clock Oscillators 20MHz 1.8V 10ppm -40C +85C
ECS-2520S18-200-FN-TR
ECS
1:
8,15 zł
1 507 In Stock
Mouser Part No
520-2520S18-200-FNT
ECS
Standard Clock Oscillators 20MHz 1.8V 10ppm -40C +85C
1 507 In Stock
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
4,83 zł
5 000
View
250
5,63 zł
500
5,29 zł
5 000
4,66 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
20 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 16MHz 1.8V 10ppm -40C +85C
ECS-2520S18-160-FN-TR
ECS
1:
8,15 zł
1 823 In Stock
Mouser Part No
520-2520S18-160-FNT
ECS
Standard Clock Oscillators 16MHz 1.8V 10ppm -40C +85C
1 823 In Stock
1
8,15 zł
10
7,10 zł
25
6,59 zł
100
6,09 zł
1 000
4,75 zł
5 000
View
250
5,63 zł
500
5,17 zł
5 000
4,62 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
16 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 25MHz 2.5V 10ppm -40C +85C
ECS-2520S25-250-FN-TR
ECS
1:
8,15 zł
1 923 In Stock
Mouser Part No
520-2520S25-250-FNT
ECS
Standard Clock Oscillators 25MHz 2.5V 10ppm -40C +85C
1 923 In Stock
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
4,91 zł
2 000
View
250
5,59 zł
500
5,38 zł
2 000
4,79 zł
5 000
4,62 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
25 MHz
10 PPM
15 pF
2.375 V
2.625 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 32MHz 3.3V 10ppm -40C +85C
ECS-2520S33-320-FN-TR
ECS
1:
8,15 zł
1 988 In Stock
Mouser Part No
520-2520S33-320-FNT
ECS
Standard Clock Oscillators 32MHz 3.3V 10ppm -40C +85C
1 988 In Stock
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
4,87 zł
2 000
View
250
5,59 zł
500
5,38 zł
2 000
4,66 zł
5 000
4,62 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
32 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 10MHz 1.8V 10ppm -40C +85C
ECS-2520S18-100-FN-TR
ECS
1:
8,32 zł
452 In Stock
Mouser Part No
520-2520S18-100-FNT
ECS
Standard Clock Oscillators 10MHz 1.8V 10ppm -40C +85C
452 In Stock
1
8,32 zł
10
7,22 zł
25
6,72 zł
100
6,30 zł
1 000
5,04 zł
2 000
View
250
5,92 zł
500
5,29 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
10 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 12MHz 1.8V 10ppm -40C +85C
ECS-2520S18-120-FN-TR
ECS
1:
8,06 zł
742 In Stock
Mouser Part No
520-2520S18-120-FNT
ECS
Standard Clock Oscillators 12MHz 1.8V 10ppm -40C +85C
742 In Stock
1
8,06 zł
10
7,01 zł
25
6,34 zł
100
6,09 zł
1 000
5,25 zł
2 000
View
250
5,63 zł
500
5,29 zł
2 000
4,91 zł
5 000
4,66 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
12 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 24MHz 2.5V 10ppm -40C +85C
ECS-2520S25-240-FN-TR
ECS
1:
8,15 zł
842 In Stock
Mouser Part No
520-2520S25-240-FNT
ECS
Standard Clock Oscillators 24MHz 2.5V 10ppm -40C +85C
842 In Stock
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,25 zł
2 000
View
250
5,63 zł
500
5,29 zł
2 000
4,79 zł
5 000
4,62 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
24 MHz
10 PPM
15 pF
2.375 V
2.625 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 24MHz 1.8V 10ppm -40C +85C
ECS-2520S18-240-FN-TR
ECS
1:
7,22 zł
6 588 In Stock
Mouser Part No
520-2520S18-240-FNT
ECS
Standard Clock Oscillators 24MHz 1.8V 10ppm -40C +85C
6 588 In Stock
1
7,22 zł
10
6,47 zł
25
6,13 zł
100
5,80 zł
1 000
5,25 zł
2 000
View
250
5,54 zł
500
5,42 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
24 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 25MHz 1.8V 10ppm -40C +85C
ECS-2520S18-250-FN-TR
ECS
1:
8,15 zł
1 646 In Stock
Mouser Part No
520-2520S18-250-FNT
ECS
Standard Clock Oscillators 25MHz 1.8V 10ppm -40C +85C
1 646 In Stock
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
250
View
1 000
4,91 zł
250
5,71 zł
500
5,54 zł
1 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
25 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 26MHz 1.8V 10ppm -40C +85C
ECS-2520S18-260-FN-TR
ECS
1:
7,64 zł
1 901 In Stock
Mouser Part No
520-2520S18-260-FNT
ECS
Standard Clock Oscillators 26MHz 1.8V 10ppm -40C +85C
1 901 In Stock
1
7,64 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,17 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
26 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 32MHz 1.8V 10ppm -40C +85C
ECS-2520S18-320-FN-TR
ECS
1:
8,15 zł
1 345 In Stock
Mouser Part No
520-2520S18-320-FNT
ECS
Standard Clock Oscillators 32MHz 1.8V 10ppm -40C +85C
1 345 In Stock
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,29 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
32 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 16MHz 3.3V 10ppm -40C +85C
ECS-2520S33-160-FN-TR
ECS
1:
8,02 zł
1 738 In Stock
Mouser Part No
520-2520S33-160-FNT
ECS
Standard Clock Oscillators 16MHz 3.3V 10ppm -40C +85C
1 738 In Stock
1
8,02 zł
10
7,01 zł
25
6,34 zł
100
6,09 zł
1 000
5,25 zł
2 000
View
250
5,67 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
16 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 24MHz 3.3V 10ppm -40C +85C
ECS-2520S33-240-FN-TR
ECS
1:
8,19 zł
4 983 In Stock
Mouser Part No
520-2520S33-240-FNT
ECS
Standard Clock Oscillators 24MHz 3.3V 10ppm -40C +85C
4 983 In Stock
1
8,19 zł
10
7,10 zł
25
6,72 zł
100
6,09 zł
1 000
5,25 zł
2 000
View
250
5,63 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
24 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 25MHz 3.3V 10ppm -40C +85C
ECS-2520S33-250-FN-TR
ECS
1:
8,32 zł
1 625 In Stock
10 000 Expected 9/15/2026
Mouser Part No
520-2520S33-250-FNT
ECS
Standard Clock Oscillators 25MHz 3.3V 10ppm -40C +85C
1 625 In Stock
10 000 Expected 9/15/2026
1
8,32 zł
10
7,18 zł
25
6,68 zł
100
6,22 zł
1 000
5,17 zł
2 000
View
250
5,80 zł
500
5,63 zł
2 000
4,87 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
25 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 40MHz 3.3V 10ppm -40C +85C
ECS-2520S33-400-FN-TR
ECS
1:
8,15 zł
1 496 In Stock
Mouser Part No
520-2520S33-400-FNT
ECS
Standard Clock Oscillators 40MHz 3.3V 10ppm -40C +85C
1 496 In Stock
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,29 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
40 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 38.4MHz 1.8V -40C +85C
ECS-2520S18-384-EN-TR
ECS
1:
8,15 zł
21 In Stock
1 000 Expected 2/16/2027
Mouser Part No
520-2520S18-384-EN-T
ECS
Standard Clock Oscillators 38.4MHz 1.8V -40C +85C
21 In Stock
1 000 Expected 2/16/2027
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,04 zł
2 000
View
250
5,71 zł
500
5,42 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
38.4 MHz
15 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 40MHz 1.8V 10ppm -40C +85C
ECS-2520S18-400-FN-TR
ECS
1:
8,15 zł
766 In Stock
Mouser Part No
520-2520S18-400-FNT
ECS
Standard Clock Oscillators 40MHz 1.8V 10ppm -40C +85C
766 In Stock
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,29 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
40 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 50MHz 1.8V 10ppm -40C +85C
ECS-2520S18-500-FN-TR
ECS
1:
8,15 zł
853 In Stock
1 000 Expected 2/23/2027
Mouser Part No
520-2520S18-500-FNT
ECS
Standard Clock Oscillators 50MHz 1.8V 10ppm -40C +85C
853 In Stock
1 000 Expected 2/23/2027
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,29 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
50 MHz
10 PPM
15 pF
1.71 V
1.89 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 50MHz 2.5V 10ppm -40C +85C
ECS-2520S25-500-FN-TR
ECS
1:
7,81 zł
204 In Stock
Mouser Part No
520-2520S25-500-FNT
ECS
Standard Clock Oscillators 50MHz 2.5V 10ppm -40C +85C
204 In Stock
1
7,81 zł
10
6,80 zł
25
6,17 zł
100
5,75 zł
1 000
4,70 zł
5 000
View
250
5,59 zł
500
5,17 zł
5 000
4,66 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
50 MHz
10 PPM
15 pF
2.375 V
2.625 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 10MHz 3.3V 10ppm -40C +85C
ECS-2520S33-100-FN-TR
ECS
1:
8,15 zł
702 In Stock
3 000 On Order
Mouser Part No
520-2520S33-100-FNT
ECS
Standard Clock Oscillators 10MHz 3.3V 10ppm -40C +85C
702 In Stock
3 000 On Order
View Dates
Stock:
702 Can Dispatch Immediately
On Order:
1 000 Expected 12/29/2026
2 000 Expected 1/19/2027
Factory Lead Time:
25 Weeks
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,29 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
10 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 12MHz 3.3V 10ppm -40C +85C
ECS-2520S33-120-FN-TR
ECS
1:
8,15 zł
204 In Stock
3 000 On Order
Mouser Part No
520-2520S33-120-FNT
ECS
Standard Clock Oscillators 12MHz 3.3V 10ppm -40C +85C
204 In Stock
3 000 On Order
View Dates
Stock:
204 Can Dispatch Immediately
On Order:
1 000 Expected 10/6/2026
2 000 Expected 1/19/2027
Factory Lead Time:
25 Weeks
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,04 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
12 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 20MHz 3.3V 10ppm -40C +85C
ECS-2520S33-200-FN-TR
ECS
1:
8,15 zł
896 In Stock
1 000 Expected 9/22/2026
Mouser Part No
520-2520S33-200-FNT
ECS
Standard Clock Oscillators 20MHz 3.3V 10ppm -40C +85C
896 In Stock
1 000 Expected 9/22/2026
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,25 zł
2 000
View
250
5,63 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
20 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 25MHz 3.3V 15ppm -40C +85C
ECS-2520S33-250-EN-TR
ECS
1:
7,85 zł
837 In Stock
1 000 Expected 2/16/2027
Mouser Part No
520-2520S33-250-ENT
ECS
Standard Clock Oscillators 25MHz 3.3V 15ppm -40C +85C
837 In Stock
1 000 Expected 2/16/2027
1
7,85 zł
10
6,72 zł
25
6,38 zł
100
6,09 zł
1 000
5,29 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
25 MHz
15 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 26MHz 3.3V 10ppm -40C +85C
ECS-2520S33-260-FN-TR
ECS
1:
8,15 zł
526 In Stock
1 000 Expected 10/27/2026
Mouser Part No
520-2520S33-260-FNT
ECS
Standard Clock Oscillators 26MHz 3.3V 10ppm -40C +85C
526 In Stock
1 000 Expected 10/27/2026
1
8,15 zł
10
7,10 zł
25
6,38 zł
100
6,09 zł
1 000
5,04 zł
2 000
View
250
5,71 zł
500
5,54 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
26 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel
Standard Clock Oscillators 50MHz 3.3V 10ppm -40C +85C
ECS-2520S33-500-FN-TR
ECS
1:
8,40 zł
1 016 In Stock
Mouser Part No
520-2520S33-500-FNT
ECS
Standard Clock Oscillators 50MHz 3.3V 10ppm -40C +85C
1 016 In Stock
1
8,40 zł
10
7,27 zł
25
6,76 zł
100
6,30 zł
1 000
5,21 zł
2 000
View
250
5,80 zł
500
5,67 zł
2 000
4,91 zł
Buy
Min.: 1
Mult.: 1
Reel :
1 000
Details
Standard Oscillators
2.5 mm x 2 mm
50 MHz
10 PPM
15 pF
3.135 V
3.465 V
HCMOS
SMD/SMT
- 40 C
+ 85 C
2.5 mm (0.098 in)
2 mm (0.079 in)
0.9 mm (0.035 in)
ESC-2520S
Reel, Cut Tape, MouseReel