|
|
Crystals MINI XTL MHZ +/-30PPM +/-30PPM -20 70C 20.0PF BULK
- FA-238 25.0000MD-G
- Epson Timing
-
1:
$1.48
-
158In Stock
|
Mouser Part No
732-FA238250000MDG
|
Epson Timing
|
Crystals MINI XTL MHZ +/-30PPM +/-30PPM -20 70C 20.0PF BULK
|
|
158In Stock
|
|
|
$1.48
|
|
|
$1.28
|
|
|
$1.21
|
|
|
$1.12
|
|
|
View
|
|
|
$0.991
|
|
|
$0.981
|
|
|
$0.951
|
|
|
$0.908
|
|
|
$0.891
|
|
Min.: 1
Mult.: 1
|
|
|
25 MHz
|
20 pF
|
30 PPM
|
30 PPM
|
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
200 uW
|
3.2 mm
|
2.5 mm
|
0.7 mm
|
FA-238
|
Bulk
|
|
|
|
|
Crystals MINI SMD XTL MHZ +/-50PPM 10.0PF BULK
- FA-238 26.0000MB-K
- Epson Timing
-
1:
$1.48
-
231In Stock
|
Mouser Part No
732-FA238260000MBK
|
Epson Timing
|
Crystals MINI SMD XTL MHZ +/-50PPM 10.0PF BULK
|
|
231In Stock
|
|
|
$1.48
|
|
|
$1.28
|
|
|
$1.21
|
|
|
$1.12
|
|
|
View
|
|
|
$0.996
|
|
|
$0.994
|
|
|
$0.951
|
|
|
$0.913
|
|
|
$0.895
|
|
Min.: 1
Mult.: 1
|
|
|
26 MHz
|
10 pF
|
50 PPM
|
|
3.2 mm x 2.5 mm
|
- 40 C
|
+ 85 C
|
SMD/SMT
|
50 Ohms
|
200 uW
|
3.2 mm
|
2.5 mm
|
0.7 mm
|
FA-238
|
Bulk
|
|
|
|
|
Crystals SMD XTL MHZ +/-30PPM +/-30PPM-20 70C 12.0PF 1K TR
- FA-238 27.0000MD-W0
- Epson Timing
-
1:
$0.653
-
536In Stock
|
Mouser Part No
732-FA238270000MDW0
|
Epson Timing
|
Crystals SMD XTL MHZ +/-30PPM +/-30PPM-20 70C 12.0PF 1K TR
|
|
536In Stock
|
|
|
$0.653
|
|
|
$0.559
|
|
|
$0.53
|
|
|
$0.481
|
|
|
$0.379
|
|
|
View
|
|
|
$0.457
|
|
|
$0.435
|
|
|
$0.364
|
|
|
$0.355
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
27 MHz
|
12 pF
|
30 PPM
|
30 PPM
|
3.2 mm x 2.5 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
200 uW
|
3.2 mm
|
2.5 mm
|
0.7 mm
|
FA-238
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals TSX-3225 27.0000MHZ: XTAL MHZ +/-10PPM+/-15PPM-10 80C 11.0PF 1K TR
- TSX-3225 27.0000MHZ
- Epson Timing
-
1:
$0.612
-
661In Stock
|
Mouser Part No
732-TSX-322527.MHZ
|
Epson Timing
|
Crystals TSX-3225 27.0000MHZ: XTAL MHZ +/-10PPM+/-15PPM-10 80C 11.0PF 1K TR
|
|
661In Stock
|
|
|
$0.612
|
|
|
$0.518
|
|
|
$0.492
|
|
|
$0.447
|
|
|
View
|
|
|
$0.307
|
|
|
$0.424
|
|
|
$0.404
|
|
|
$0.307
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
27 MHz
|
|
10 PPM
|
10 PPM
|
3.2 mm x 2.5 mm
|
- 40 C
|
+ 85 C
|
SMD/SMT
|
50 Ohms
|
200 uW
|
3.2 mm
|
2.5 mm
|
0.6 mm
|
TSX-3225
|
Reel, Cut Tape
|
|
|
|
|
Crystals 48MHz 8pF 10ppm 60 ohm -40C +125C
- 402WF48015HKR
- CTS Electronic Components
-
1:
$0.952
-
1,529In Stock
|
Mouser Part No
774-402WF48015HKR
|
CTS Electronic Components
|
Crystals 48MHz 8pF 10ppm 60 ohm -40C +125C
|
|
1,529In Stock
|
|
|
$0.952
|
|
|
$0.828
|
|
|
$0.751
|
|
|
$0.719
|
|
|
$0.562
|
|
|
View
|
|
|
$0.681
|
|
|
$0.653
|
|
|
$0.626
|
|
|
$0.539
|
|
Min.: 1
Mult.: 1
:
3,000
|
|
|
48 MHz
|
8 pF
|
10 PPM
|
50 PPM
|
2 mm x 1.6 mm
|
- 40 C
|
+ 125 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
2 mm
|
1.6 mm
|
0.55 mm
|
402W
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 19.2MHz 10pF 10ppm -20C +70C
- 405C11A19M20000
- CTS Electronic Components
-
1:
$1.20
-
562In Stock
|
Mouser Part No
774-405C11A19M20000
|
CTS Electronic Components
|
Crystals 19.2MHz 10pF 10ppm -20C +70C
|
|
562In Stock
|
|
|
$1.20
|
|
|
$1.05
|
|
|
$0.948
|
|
|
$0.91
|
|
|
$0.823
|
|
|
View
|
|
|
$0.86
|
|
|
$0.774
|
|
|
$0.744
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
19.2 MHz
|
10 pF
|
10 PPM
|
10 PPM
|
5 mm x 3.2 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
5 mm
|
3.2 mm
|
1.05 mm
|
405
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 25MHz 10pF 10ppm -20C +70C
- 405C11A25M00000
- CTS Electronic Components
-
1:
$1.07
-
2,543In Stock
|
Mouser Part No
774-405C11A25M00000
|
CTS Electronic Components
|
Crystals 25MHz 10pF 10ppm -20C +70C
|
|
2,543In Stock
|
|
|
$1.07
|
|
|
$0.938
|
|
|
$0.851
|
|
|
$0.816
|
|
|
$0.709
|
|
|
View
|
|
|
$0.772
|
|
|
$0.74
|
|
|
$0.662
|
|
|
$0.642
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
25 MHz
|
10 pF
|
10 PPM
|
10 PPM
|
5 mm x 3.2 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
5 mm
|
3.2 mm
|
1.05 mm
|
405
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 16.0 MHZ
- 405C35B16M00000
- CTS Electronic Components
-
1:
$0.925
-
1,899In Stock
|
Mouser Part No
774-405C35B16M0
|
CTS Electronic Components
|
Crystals 16.0 MHZ
|
|
1,899In Stock
|
|
|
$0.925
|
|
|
$0.805
|
|
|
$0.73
|
|
|
$0.70
|
|
|
$0.609
|
|
|
View
|
|
|
$0.662
|
|
|
$0.635
|
|
|
$0.551
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
16 MHz
|
13 pF
|
30 PPM
|
50 PPM
|
5 mm x 3.2 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
5 mm
|
3.2 mm
|
1.05 mm
|
405
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 19.2 MHZ
- 405C35B19M20000
- CTS Electronic Components
-
1:
$1.14
-
1,233In Stock
|
Mouser Part No
774-405C35B19M2
|
CTS Electronic Components
|
Crystals 19.2 MHZ
|
|
1,233In Stock
|
|
|
$1.14
|
|
|
$0.993
|
|
|
$0.90
|
|
|
$0.862
|
|
|
$0.749
|
|
|
View
|
|
|
$0.816
|
|
|
$0.782
|
|
|
$0.70
|
|
|
$0.679
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
19.2 MHz
|
13 pF
|
30 PPM
|
50 PPM
|
5 mm x 3.2 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
5 mm
|
3.2 mm
|
1.05 mm
|
405
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 16MHz 18pF 30ppm -20C +70C
- 405C35D16M00000
- CTS Electronic Components
-
1:
$1.17
-
39In Stock
|
Mouser Part No
774-405C35D16M00000
|
CTS Electronic Components
|
Crystals 16MHz 18pF 30ppm -20C +70C
|
|
39In Stock
|
|
|
$1.17
|
|
|
$1.01
|
|
|
$0.921
|
|
|
$0.883
|
|
|
$0.798
|
|
|
View
|
|
|
$0.835
|
|
|
$0.828
|
|
|
$0.774
|
|
|
$0.749
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
16 MHz
|
18 pF
|
30 PPM
|
50 PPM
|
5 mm x 3.2 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
5 mm
|
3.2 mm
|
1.05 mm
|
405
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 16MHz 30ppm 20pF -20C +70C
- 405C35E16M00000
- CTS Electronic Components
-
1:
$1.10
-
229In Stock
|
Mouser Part No
774-405C35E16M00000
|
CTS Electronic Components
|
Crystals 16MHz 30ppm 20pF -20C +70C
|
|
229In Stock
|
|
|
$1.10
|
|
|
$0.957
|
|
|
$0.868
|
|
|
$0.832
|
|
|
$0.722
|
|
|
View
|
|
|
$0.787
|
|
|
$0.755
|
|
|
$0.676
|
|
|
$0.654
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
16 MHz
|
20 pF
|
30 PPM
|
50 PPM
|
5 mm x 3.2 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
5 mm
|
3.2 mm
|
1.05 mm
|
405
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 16MHz 30ppm 13pF -40C + 85C
- 405I35B16M00000
- CTS Electronic Components
-
1:
$1.14
-
1,050In Stock
|
Mouser Part No
774-405I35B16M00000
|
CTS Electronic Components
|
Crystals 16MHz 30ppm 13pF -40C + 85C
|
|
1,050In Stock
|
|
|
$1.14
|
|
|
$0.993
|
|
|
$0.90
|
|
|
$0.862
|
|
|
$0.749
|
|
|
View
|
|
|
$0.816
|
|
|
$0.782
|
|
|
$0.70
|
|
|
$0.679
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
16 MHz
|
13 pF
|
30 PPM
|
50 PPM
|
5 mm x 3.2 mm
|
- 40 C
|
+ 85 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
5 mm
|
3.2 mm
|
1.05 mm
|
405
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 16MHz 30ppm 18pF -40C + 85C
- 405I35D16M00000
- CTS Electronic Components
-
1:
$1.16
-
510In Stock
|
Mouser Part No
774-405I35D16M00000
|
CTS Electronic Components
|
Crystals 16MHz 30ppm 18pF -40C + 85C
|
|
510In Stock
|
|
|
$1.16
|
|
|
$1.00
|
|
|
$0.908
|
|
|
$0.87
|
|
|
$0.756
|
|
|
View
|
|
|
$0.824
|
|
|
$0.79
|
|
|
$0.707
|
|
|
$0.685
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
16 MHz
|
18 pF
|
30 PPM
|
50 PPM
|
5 mm x 3.2 mm
|
- 40 C
|
+ 85 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
5 mm
|
3.2 mm
|
1.05 mm
|
405
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 12MHz +/-20ppm 18pF -20C +70C
- 445C25D12M00000
- CTS Electronic Components
-
1:
$0.762
-
1,134In Stock
-
5,000Expected 30/11/2026
|
Mouser Part No
774-445C25D12M00000
|
CTS Electronic Components
|
Crystals 12MHz +/-20ppm 18pF -20C +70C
|
|
1,134In Stock
5,000Expected 30/11/2026
|
|
|
$0.762
|
|
|
$0.665
|
|
|
$0.604
|
|
|
$0.579
|
|
|
$0.502
|
|
|
View
|
|
|
$0.548
|
|
|
$0.525
|
|
|
$0.469
|
|
|
$0.456
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
12 MHz
|
18 pF
|
20 PPM
|
50 PPM
|
5 mm x 3.2 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
100 uW
|
5 mm
|
3.2 mm
|
1.35 mm
|
445
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 12MHz +/-30ppm 10pF -20C +70C
- 445C35A12M00000
- CTS Electronic Components
-
1:
$0.626
-
1,085In Stock
|
Mouser Part No
774-445C35A12M00000
|
CTS Electronic Components
|
Crystals 12MHz +/-30ppm 10pF -20C +70C
|
|
1,085In Stock
|
|
|
$0.626
|
|
|
$0.547
|
|
|
$0.496
|
|
|
$0.495
|
|
|
$0.443
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
12 MHz
|
10 pF
|
30 PPM
|
50 PPM
|
5 mm x 3.2 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
100 uW
|
5 mm
|
3.2 mm
|
1.35 mm
|
445
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 4.91520 MHz 20pF
- MP042
- CTS Electronic Components
-
1:
$1.60
-
346In Stock
-
1,000Expected 4/1/2027
|
Mouser Part No
774-MP042
|
CTS Electronic Components
|
Crystals 4.91520 MHz 20pF
|
|
346In Stock
1,000Expected 4/1/2027
|
|
|
$1.60
|
|
|
$1.39
|
|
|
$1.31
|
|
|
$1.17
|
|
|
View
|
|
|
$1.10
|
|
|
$1.07
|
|
|
$0.957
|
|
|
$0.906
|
|
|
$0.83
|
|
Min.: 1
Mult.: 1
|
|
|
4.9152 MHz
|
20 pF
|
30 PPM
|
50 PPM
|
HC-49/U
|
- 20 C
|
+ 70 C
|
Radial
|
50 Ohms
|
100 uW
|
10.85 mm
|
3.8 mm
|
13.46 mm
|
MP
|
Bulk
|
|
|
|
|
Crystals 5.7143MHz Series 30ppm -20/70
- MP057
- CTS Electronic Components
-
1:
$1.37
-
791In Stock
|
Mouser Part No
774-MP057
|
CTS Electronic Components
|
Crystals 5.7143MHz Series 30ppm -20/70
|
|
791In Stock
|
|
|
$1.37
|
|
|
$1.18
|
|
|
$1.15
|
|
|
$0.978
|
|
|
View
|
|
|
$0.917
|
|
|
$0.887
|
|
|
$0.805
|
|
|
$0.789
|
|
Min.: 1
Mult.: 1
|
|
|
5.7143 MHz
|
Series
|
30 PPM
|
50 PPM
|
HC-49/U
|
- 20 C
|
+ 70 C
|
Radial
|
50 Ohms
|
100 uW
|
10.85 mm
|
3.8 mm
|
13.46 mm
|
MP
|
Bulk
|
|
|
|
|
Crystals 5.00000 MHz 20pF
- MP05A
- CTS Electronic Components
-
1:
$0.898
-
208In Stock
|
Mouser Part No
774-MP05A
|
CTS Electronic Components
|
Crystals 5.00000 MHz 20pF
|
|
208In Stock
|
|
|
$0.898
|
|
|
$0.777
|
|
|
$0.692
|
|
Min.: 1
Mult.: 1
|
|
|
5 MHz
|
20 pF
|
30 PPM
|
50 PPM
|
HC-49/U
|
- 20 C
|
+ 70 C
|
Radial
|
50 Ohms
|
100 uW
|
10.85 mm
|
3.8 mm
|
13.46 mm
|
MP
|
Bulk
|
|
|
|
|
Crystals -40C/+125C 12pF 30ppm AEC-Q200
- SA324400F35HLR
- CTS Electronic Components
-
1:
$0.87
-
5In Stock
|
Mouser Part No
774-SA324400F35HLR
|
CTS Electronic Components
|
Crystals -40C/+125C 12pF 30ppm AEC-Q200
|
|
5In Stock
|
|
|
$0.87
|
|
|
$0.752
|
|
|
$0.681
|
|
|
$0.654
|
|
|
$0.567
|
|
|
View
|
|
|
$0.619
|
|
|
$0.593
|
|
|
$0.589
|
|
|
$0.563
|
|
Min.: 1
Mult.: 1
:
3,000
|
|
|
40 MHz
|
12 pF
|
30 PPM
|
50 PPM
|
|
- 40 C
|
+ 125 C
|
SMD/SMT
|
50 Ohms
|
10 uW
|
1.6 mm
|
1.2 mm
|
0.40 mm
|
SA324
|
Reel, Cut Tape, MouseReel
|
AEC-Q200
|
|
|
|
Crystals 20.000MHz 30ppm -20 +70C 18pF
- 7M-20.000MAAJ-T
- TXC Corporation
-
1:
$1.21
-
6,198In Stock
|
Mouser Part No
717-7M-20.000MAAJ-T
|
TXC Corporation
|
Crystals 20.000MHz 30ppm -20 +70C 18pF
|
|
6,198In Stock
|
|
|
$1.21
|
|
|
$1.05
|
|
|
$0.953
|
|
|
$0.914
|
|
|
$0.741
|
|
|
View
|
|
|
$0.865
|
|
|
$0.828
|
|
|
$0.794
|
|
|
$0.711
|
|
Min.: 1
Mult.: 1
:
3,000
|
|
|
20 MHz
|
18 pF
|
30 PPM
|
30 PPM
|
3.2 mm x 2.5 mm
|
- 20 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
100 uW
|
3.2 mm
|
2.5 mm
|
0.7 mm
|
7M
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals CRYSTAL 11.0592MHZ 18PF SMD
- ECS-110.5-18-7SX-TR
- ECS
-
1:
$4.64
-
2In Stock
-
NRND
|
Mouser Part No
520-110.5-18-7SX-TR
NRND
|
ECS
|
Crystals CRYSTAL 11.0592MHZ 18PF SMD
|
|
2In Stock
|
|
|
$4.64
|
|
|
$4.04
|
|
|
$3.89
|
|
|
$3.89
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
11.0592 MHz
|
18 pF
|
30 PPM
|
50 PPM
|
12.5 mm x 4.6 mm
|
- 10 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
100 uW
|
12.5 mm
|
4.6 mm
|
3.7 mm
|
ECX-3SX
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals CRYSTAL 10MHz
- ECS-100-20-7SX-TR
- ECS
-
1:
$5.34
-
40In Stock
-
NRND
|
Mouser Part No
520-ECS-100-20-7SXTR
NRND
|
ECS
|
Crystals CRYSTAL 10MHz
|
|
40In Stock
|
|
|
$5.34
|
|
|
$4.65
|
|
|
$4.39
|
|
|
$4.22
|
|
|
View
|
|
|
$3.89
|
|
|
$4.04
|
|
|
$3.89
|
|
|
$3.89
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
10 MHz
|
20 pF
|
50 PPM
|
30 PPM
|
12.5 mm x 4.6 mm
|
- 10 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
100 uW
|
12.5 mm
|
4.6 mm
|
3.7 mm
|
ECX-3SX
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals CRYSTAL 18.432MHz
- ECS-184-S-7SX-TR
- ECS
-
1:
$5.03
-
23In Stock
-
NRND
|
Mouser Part No
520-ECX1843-S-X
NRND
|
ECS
|
Crystals CRYSTAL 18.432MHz
|
|
23In Stock
|
|
|
$5.03
|
|
|
$4.38
|
|
|
$4.13
|
|
|
$3.97
|
|
|
$3.89
|
|
|
$3.89
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
18.432 MHz
|
Series
|
30 PPM
|
50 PPM
|
12.5 mm x 4.6 mm
|
- 10 C
|
+ 70 C
|
SMD/SMT
|
50 Ohms
|
100 uW
|
12.5 mm
|
4.6 mm
|
3.7 mm
|
ECX-3SX
|
Reel, Cut Tape, MouseReel
|
|
|
|
|
Crystals 15MHz
- HC-49/U-S15000000ABJB
- Citizen FineDevice
-
1:
$0.694
-
893In Stock
|
Mouser Part No
695-HC49US-15-U
|
Citizen FineDevice
|
Crystals 15MHz
|
|
893In Stock
|
|
|
$0.694
|
|
|
$0.585
|
|
|
$0.564
|
|
|
$0.506
|
|
|
View
|
|
|
$0.486
|
|
|
$0.461
|
|
|
$0.449
|
|
|
$0.424
|
|
|
$0.415
|
|
Min.: 1
Mult.: 1
|
|
|
15 MHz
|
18 pF
|
30 PPM
|
50 PPM
|
HC-49/US
|
- 10 C
|
+ 60 C
|
Radial
|
50 Ohms
|
100 uW
|
11.5 mm
|
4.66 mm
|
3.5 mm
|
HC-49/US
|
Bulk
|
|
|
|
|
Crystals 20MHz 18pF HC49S THROUGH HOLE
- HC-49/U-S20000000ABJB
- Citizen FineDevice
-
1:
$0.694
-
2,291In Stock
|
Mouser Part No
695-HC49US-20.0ABJB
|
Citizen FineDevice
|
Crystals 20MHz 18pF HC49S THROUGH HOLE
|
|
2,291In Stock
|
|
|
$0.694
|
|
|
$0.605
|
|
|
$0.56
|
|
|
$0.511
|
|
|
View
|
|
|
$0.486
|
|
|
$0.461
|
|
|
$0.452
|
|
|
$0.422
|
|
|
$0.398
|
|
Min.: 1
Mult.: 1
|
|
|
20 MHz
|
18 pF
|
30 PPM
|
50 PPM
|
HC-49/US
|
- 10 C
|
+ 60 C
|
Radial
|
50 Ohms
|
100 uW
|
11.5 mm
|
4.66 mm
|
3.5 mm
|
HC-49/US
|
Bulk
|
|
|
Singapore