|
|
晶體振盪器 4.9152MHz 30pF -10C 60C
- LFXTAL003110Bulk
- IQD
-
1:
NT$30.47
-
63庫存量
|
Mouser 元件編號
449-LFXTAL003110BULK
|
IQD
|
晶體振盪器 4.9152MHz 30pF -10C 60C
|
|
63庫存量
|
|
|
NT$30.47
|
|
|
NT$26.17
|
|
|
NT$25.27
|
|
|
NT$21.47
|
|
|
檢視
|
|
|
NT$19.86
|
|
|
NT$19.25
|
|
|
NT$19.00
|
|
|
NT$17.82
|
|
|
NT$16.96
|
|
最少： 1
倍數： 1
|
|
|
4.9152 MHz
|
30 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
100 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 5MHz 30pF -10C 60C
- LFXTAL003118Bulk
- IQD
-
1:
NT$33.34
-
342庫存量
|
Mouser 元件編號
449-LFXTAL003118BULK
|
IQD
|
晶體振盪器 5MHz 30pF -10C 60C
|
|
342庫存量
|
|
|
NT$33.34
|
|
|
NT$29.90
|
|
|
NT$25.42
|
|
|
NT$21.65
|
|
|
檢視
|
|
|
NT$21.51
|
|
|
NT$20.69
|
|
|
NT$19.79
|
|
最少： 1
倍數： 1
|
|
|
5 MHz
|
30 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
100 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 6.144MHz 30pF -10C 60C
- LFXTAL003134Bulk
- IQD
-
1:
NT$27.96
-
79庫存量
|
Mouser 元件編號
449-LFXTAL003134BULK
|
IQD
|
晶體振盪器 6.144MHz 30pF -10C 60C
|
|
79庫存量
|
|
|
NT$27.96
|
|
|
NT$24.16
|
|
|
NT$21.90
|
|
|
NT$20.97
|
|
|
檢視
|
|
|
NT$19.61
|
|
|
NT$19.00
|
|
|
NT$18.18
|
|
|
NT$17.82
|
|
最少： 1
倍數： 1
|
|
|
6.144 MHz
|
30 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
100 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 8MHz 30pF -10C 60C
- LFXTAL003147Reel
- IQD
-
1:
NT$28.32
-
356庫存量
|
Mouser 元件編號
449-LFXTAL003147REEL
|
IQD
|
晶體振盪器 8MHz 30pF -10C 60C
|
|
356庫存量
|
|
|
NT$28.32
|
|
|
NT$24.16
|
|
|
NT$22.94
|
|
|
NT$20.83
|
|
|
NT$16.74
|
|
|
檢視
|
|
|
NT$19.75
|
|
|
NT$16.71
|
|
|
NT$15.99
|
|
最少： 1
倍數： 1
:
1,000
|
|
|
8 MHz
|
30 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
50 Ohms
|
1 mW
|
13.46 mm
|
10.2 mm
|
4.65 mm
|
HC49
|
Reel, Cut Tape
|
|
|
|
|
晶體振盪器 10.0MHz 11.05 x4.65 x13.46mm
- LFXTAL003164Bulk
- IQD
-
1:
NT$30.47
-
70庫存量
|
Mouser 元件編號
449-LFXTAL003164BULK
|
IQD
|
晶體振盪器 10.0MHz 11.05 x4.65 x13.46mm
|
|
70庫存量
|
|
|
NT$30.47
|
|
|
NT$26.17
|
|
|
NT$24.88
|
|
|
NT$20.72
|
|
|
檢視
|
|
|
NT$19.04
|
|
|
NT$18.50
|
|
|
NT$18.36
|
|
|
NT$17.35
|
|
|
NT$16.53
|
|
最少： 1
倍數： 1
|
|
|
10 MHz
|
30 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
35 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 10.0MHz 11.05 x 4.7 x 4.1mm
- LFXTAL003169Bulk
- IQD
-
1:
NT$16.85
-
145庫存量
|
Mouser 元件編號
449-LFXTAL003169BULK
|
IQD
|
晶體振盪器 10.0MHz 11.05 x 4.7 x 4.1mm
|
|
145庫存量
|
|
|
NT$16.85
|
|
|
NT$14.59
|
|
|
NT$13.80
|
|
|
NT$13.16
|
|
|
檢視
|
|
|
NT$12.48
|
|
|
NT$12.19
|
|
|
NT$11.69
|
|
|
NT$10.90
|
|
|
NT$10.40
|
|
最少： 1
倍數： 1
|
|
|
10 MHz
|
30 pF
|
30 PPM
|
50 PPM
|
HC-49/4H
|
- 20 C
|
+ 70 C
|
Radial
|
40 Ohms
|
500 uW
|
11.05 mm
|
4.7 mm
|
4.1 mm
|
HC49/4H
|
Bulk
|
|
|
|
|
晶體振盪器 10.7MHz 30pF -10C 60C
- LFXTAL003171Bulk
- IQD
-
1:
NT$29.40
-
87庫存量
|
Mouser 元件編號
449-LFXTAL003171BULK
|
IQD
|
晶體振盪器 10.7MHz 30pF -10C 60C
|
|
87庫存量
|
|
|
NT$29.40
|
|
|
NT$24.95
|
|
|
NT$24.38
|
|
|
NT$20.69
|
|
|
檢視
|
|
|
NT$20.36
|
|
|
NT$19.36
|
|
|
NT$18.53
|
|
|
NT$17.28
|
|
|
NT$16.53
|
|
最少： 1
倍數： 1
|
|
|
10.7 MHz
|
30 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
35 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 32MHz Series -20C 70C
- LFXTAL003254Bulk
- IQD
-
1:
NT$22.94
-
873庫存量
|
Mouser 元件編號
449-LFXTAL003254BULK
|
IQD
|
晶體振盪器 32MHz Series -20C 70C
|
|
873庫存量
|
|
|
NT$22.94
|
|
|
NT$19.43
|
|
|
NT$18.96
|
|
|
NT$16.06
|
|
|
檢視
|
|
|
NT$15.85
|
|
|
NT$15.06
|
|
|
NT$13.80
|
|
|
NT$12.91
|
|
|
NT$12.37
|
|
最少： 1
倍數： 1
|
|
|
32 MHz
|
Series
|
30 PPM
|
50 PPM
|
HC-49/4H
|
- 20 C
|
+ 70 C
|
Radial
|
100 Ohms
|
500 uW
|
11.05 mm
|
4.7 mm
|
4.1 mm
|
HC49/4H
|
Bulk
|
|
|
|
|
晶體振盪器 12.288MHz Series -10C 60C
- LFXTAL003281Bulk
- IQD
-
1:
NT$30.47
-
897庫存量
|
Mouser 元件編號
449-LFXTAL003281BULK
|
IQD
|
晶體振盪器 12.288MHz Series -10C 60C
|
|
897庫存量
|
|
|
NT$30.47
|
|
|
NT$26.17
|
|
|
NT$25.60
|
|
|
NT$21.73
|
|
|
檢視
|
|
|
NT$20.36
|
|
|
NT$19.68
|
|
|
NT$18.71
|
|
|
NT$17.49
|
|
|
NT$16.63
|
|
最少： 1
倍數： 1
|
|
|
12.288 MHz
|
Series
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
35 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 17.73447MHz 30pF -10C 60C
- LFXTAL003298Bulk
- IQD
-
1:
NT$30.47
-
308庫存量
|
Mouser 元件編號
449-LFXTAL003298BULK
|
IQD
|
晶體振盪器 17.73447MHz 30pF -10C 60C
|
|
308庫存量
|
|
|
NT$30.47
|
|
|
NT$26.17
|
|
|
NT$25.60
|
|
|
NT$21.73
|
|
|
檢視
|
|
|
NT$20.36
|
|
|
NT$18.43
|
|
|
NT$18.28
|
|
|
NT$17.28
|
|
|
NT$16.46
|
|
最少： 1
倍數： 1
|
|
|
17.73447 MHz
|
30 pF
|
20 PPM
|
30 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
35 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 5.24288MHz 12pF -10C 60C
- LFXTAL003316Bulk
- IQD
-
1:
NT$30.47
-
146庫存量
|
Mouser 元件編號
449-LFXTAL003316BULK
|
IQD
|
晶體振盪器 5.24288MHz 12pF -10C 60C
|
|
146庫存量
|
|
|
NT$30.47
|
|
|
NT$26.17
|
|
|
NT$25.60
|
|
|
NT$21.73
|
|
|
檢視
|
|
|
NT$20.36
|
|
|
NT$19.68
|
|
|
NT$19.47
|
|
|
NT$18.18
|
|
|
NT$17.21
|
|
最少： 1
倍數： 1
|
|
|
5.24288 MHz
|
12 pF
|
20 PPM
|
30 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
100 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 24.5760MHz 11.05 x4.65 x13.46mm
- LFXTAL003386Bulk
- IQD
-
1:
NT$27.96
-
8庫存量
|
Mouser 元件編號
449-LFXTAL003386BULK
|
IQD
|
晶體振盪器 24.5760MHz 11.05 x4.65 x13.46mm
|
|
8庫存量
|
|
|
NT$27.96
|
|
|
NT$24.16
|
|
|
NT$22.87
|
|
|
NT$22.30
|
|
|
檢視
|
|
|
NT$21.12
|
|
|
NT$20.76
|
|
|
NT$20.61
|
|
|
NT$19.93
|
|
|
NT$19.43
|
|
最少： 1
倍數： 1
|
|
|
24.576 MHz
|
30 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
35 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 11.05920MHz 11.05 x4.65 x13.46mm
- LFXTAL003515Bulk
- IQD
-
1:
NT$33.34
-
92庫存量
|
Mouser 元件編號
449-LFXTAL003515BULK
|
IQD
|
晶體振盪器 11.05920MHz 11.05 x4.65 x13.46mm
|
|
92庫存量
|
|
|
NT$33.34
|
|
|
NT$29.50
|
|
|
NT$20.97
|
|
|
NT$20.90
|
|
|
檢視
|
|
|
NT$20.54
|
|
|
NT$20.36
|
|
|
NT$19.75
|
|
|
NT$19.25
|
|
最少： 1
倍數： 1
|
|
|
11.0592 MHz
|
20 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
35 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 10.695MHz 30pF -10C 60C
- LFXTAL003560Bulk
- IQD
-
1:
NT$33.34
-
754庫存量
|
Mouser 元件編號
449-LFXTAL003560BULK
|
IQD
|
晶體振盪器 10.695MHz 30pF -10C 60C
|
|
754庫存量
|
|
|
NT$33.34
|
|
|
NT$28.46
|
|
|
NT$27.78
|
|
|
NT$23.59
|
|
|
檢視
|
|
|
NT$22.12
|
|
|
NT$21.40
|
|
|
NT$21.19
|
|
|
NT$19.75
|
|
|
NT$18.71
|
|
最少： 1
倍數： 1
|
|
|
10.695 MHz
|
30 pF
|
20 PPM
|
30 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
35 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 17.1776MHz 30pF -40C 85C
- LFXTAL003987Bulk
- IQD
-
1:
NT$17.93
-
400庫存量
|
Mouser 元件編號
449-LFXTAL003987BULK
|
IQD
|
晶體振盪器 17.1776MHz 30pF -40C 85C
|
|
400庫存量
|
|
|
NT$17.93
|
|
|
NT$15.27
|
|
|
NT$14.91
|
|
|
NT$12.66
|
|
|
檢視
|
|
|
NT$12.48
|
|
|
NT$11.87
|
|
|
NT$10.86
|
|
|
NT$10.15
|
|
|
NT$9.72
|
|
最少： 1
倍數： 1
|
|
|
17.1776 MHz
|
30 pF
|
30 PPM
|
50 PPM
|
HC-49/4H
|
- 40 C
|
+ 85 C
|
Radial
|
40 Ohms
|
500 uW
|
11.05 mm
|
4.7 mm
|
4.1 mm
|
HC49/4H
|
Bulk
|
|
|
|
|
晶體振盪器 7.68MHz 30pF -10C 60C
- LFXTAL010489Bulk
- IQD
-
1:
NT$17.93
-
215庫存量
|
Mouser 元件編號
449-LFXTAL010489BULK
|
IQD
|
晶體振盪器 7.68MHz 30pF -10C 60C
|
|
215庫存量
|
|
|
NT$17.93
|
|
|
NT$15.27
|
|
|
NT$14.91
|
|
|
NT$12.66
|
|
|
檢視
|
|
|
NT$12.48
|
|
|
NT$11.87
|
|
|
NT$10.76
|
|
|
NT$10.04
|
|
|
NT$9.61
|
|
最少： 1
倍數： 1
|
|
|
7.68 MHz
|
30 pF
|
30 PPM
|
50 PPM
|
HC-49/4H
|
- 10 C
|
+ 60 C
|
Radial
|
60 Ohms
|
500 uW
|
11.05 mm
|
4.7 mm
|
4.1 mm
|
HC49/4H
|
Bulk
|
|
|
|
|
晶體振盪器 1.8432MHz 20pF -10C 60C
- LFXTAL010964Bulk
- IQD
-
1:
NT$47.32
-
662庫存量
|
Mouser 元件編號
449-LFXTAL010964BULK
|
IQD
|
晶體振盪器 1.8432MHz 20pF -10C 60C
|
|
662庫存量
|
|
|
NT$47.32
|
|
|
NT$40.87
|
|
|
NT$39.79
|
|
|
NT$33.70
|
|
|
檢視
|
|
|
NT$32.23
|
|
|
NT$31.62
|
|
|
NT$30.26
|
|
|
NT$28.21
|
|
|
NT$26.74
|
|
最少： 1
倍數： 1
|
|
|
1.8432 MHz
|
20 pF
|
30 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
800 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 8.388608MHz 20pF -10C 60C
- LFXTAL010985Bulk
- IQD
-
1:
NT$33.34
-
235庫存量
|
Mouser 元件編號
449-LFXTAL010985BULK
|
IQD
|
晶體振盪器 8.388608MHz 20pF -10C 60C
|
|
235庫存量
|
|
|
NT$33.34
|
|
|
NT$28.46
|
|
|
NT$27.78
|
|
|
NT$23.59
|
|
|
檢視
|
|
|
NT$22.12
|
|
|
NT$21.40
|
|
|
NT$21.19
|
|
|
NT$19.75
|
|
|
NT$18.71
|
|
最少： 1
倍數： 1
|
|
|
8.388608 MHz
|
20 pF
|
30 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
50 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 11.2896MHz 20pF -10C 60C
- LFXTAL011218Bulk
- IQD
-
1:
NT$30.47
-
892庫存量
|
Mouser 元件編號
449-LFXTAL011218BULK
|
IQD
|
晶體振盪器 11.2896MHz 20pF -10C 60C
|
|
892庫存量
|
|
|
NT$30.47
|
|
|
NT$26.17
|
|
|
NT$25.60
|
|
|
NT$21.73
|
|
|
檢視
|
|
|
NT$20.36
|
|
|
NT$19.68
|
|
|
NT$18.71
|
|
|
NT$17.49
|
|
|
NT$16.63
|
|
最少： 1
倍數： 1
|
|
|
11.2896 MHz
|
20 pF
|
20 PPM
|
50 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
35 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 12MHz 32pF -10C 60C
- LFXTAL011264Bulk
- IQD
-
1:
NT$38.72
-
983庫存量
|
Mouser 元件編號
449-LFXTAL011264BULK
|
IQD
|
晶體振盪器 12MHz 32pF -10C 60C
|
|
983庫存量
|
|
|
NT$38.72
|
|
|
NT$33.23
|
|
|
NT$32.44
|
|
|
NT$27.53
|
|
|
檢視
|
|
|
NT$26.53
|
|
|
NT$25.81
|
|
|
NT$23.95
|
|
|
NT$22.44
|
|
|
NT$21.37
|
|
最少： 1
倍數： 1
|
|
|
12 MHz
|
32 pF
|
10 PPM
|
20 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
|
|
|
|
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 7.03MHz 30pF -10C 60C
- LFXTAL011525Bulk
- IQD
-
1:
NT$33.34
-
1,273庫存量
|
Mouser 元件編號
449-LFXTAL011525BULK
|
IQD
|
晶體振盪器 7.03MHz 30pF -10C 60C
|
|
1,273庫存量
|
|
|
NT$33.34
|
|
|
NT$28.46
|
|
|
NT$27.78
|
|
|
NT$23.59
|
|
|
檢視
|
|
|
NT$22.12
|
|
|
NT$21.40
|
|
|
NT$21.19
|
|
|
NT$19.75
|
|
|
NT$18.71
|
|
最少： 1
倍數： 1
|
|
|
7.03 MHz
|
30 pF
|
20 PPM
|
30 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
50 Ohms
|
1 mW
|
13.46 mm
|
11.05 mm
|
4.65 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 4.194304MHz 30pF -20C 70C
- LFXTAL011894Bulk
- IQD
-
1:
NT$17.93
-
733庫存量
|
Mouser 元件編號
449-LFXTAL011894BULK
|
IQD
|
晶體振盪器 4.194304MHz 30pF -20C 70C
|
|
733庫存量
|
|
|
NT$17.93
|
|
|
NT$15.27
|
|
|
NT$14.91
|
|
|
NT$12.66
|
|
|
檢視
|
|
|
NT$12.48
|
|
|
NT$11.87
|
|
|
NT$10.76
|
|
|
NT$10.04
|
|
|
NT$9.61
|
|
最少： 1
倍數： 1
|
|
|
4.194304 MHz
|
30 pF
|
30 PPM
|
50 PPM
|
HC-49/4H
|
- 20 C
|
+ 70 C
|
Radial
|
130 Ohms
|
500 uW
|
11.05 mm
|
4.7 mm
|
4.1 mm
|
HC49/4H
|
Bulk
|
|
|
|
|
晶體振盪器 3MHz 30pF -20C 70C
- LFXTAL012580Bulk
- IQD
-
1:
NT$47.32
-
518庫存量
|
Mouser 元件編號
449-LFXTAL012580BULK
|
IQD
|
晶體振盪器 3MHz 30pF -20C 70C
|
|
518庫存量
|
|
|
NT$47.32
|
|
|
NT$40.87
|
|
|
NT$39.79
|
|
|
NT$33.70
|
|
|
檢視
|
|
|
NT$32.23
|
|
|
NT$31.62
|
|
|
NT$29.54
|
|
|
NT$27.68
|
|
|
NT$26.35
|
|
最少： 1
倍數： 1
|
|
|
3 MHz
|
30 pF
|
30 PPM
|
30 PPM
|
HC-49
|
- 20 C
|
+ 70 C
|
Radial
|
150 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 3.2MHz 30pF 0C 50C
- LFXTAL013424Bulk
- IQD
-
1:
NT$34.42
-
677庫存量
|
Mouser 元件編號
449-LFXTAL013424BULK
|
IQD
|
晶體振盪器 3.2MHz 30pF 0C 50C
|
|
677庫存量
|
|
|
NT$34.42
|
|
|
NT$29.33
|
|
|
NT$28.64
|
|
|
NT$24.31
|
|
|
檢視
|
|
|
NT$22.80
|
|
|
NT$22.05
|
|
|
NT$21.83
|
|
|
NT$20.36
|
|
|
NT$19.29
|
|
最少： 1
倍數： 1
|
|
|
3.2 MHz
|
30 pF
|
30 PPM
|
30 PPM
|
HC-49
|
- 10 C
|
+ 60 C
|
Radial
|
150 Ohms
|
1 mW
|
11.05 mm
|
4.65 mm
|
13.46 mm
|
HC49
|
Bulk
|
|
|
|
|
晶體振盪器 9.6MHz 20pF -20C 70C
- LFXTAL013812Bulk
- IQD
-
1:
NT$17.93
-
533庫存量
|
Mouser 元件編號
449-LFXTAL013812BULK
|
IQD
|
晶體振盪器 9.6MHz 20pF -20C 70C
|
|
533庫存量
|
|
|
NT$17.93
|
|
|
NT$15.27
|
|
|
NT$14.91
|
|
|
NT$12.66
|
|
|
檢視
|
|
|
NT$12.48
|
|
|
NT$11.87
|
|
|
NT$11.33
|
|
|
NT$10.58
|
|
|
NT$10.11
|
|
最少： 1
倍數： 1
|
|
|
9.6 MHz
|
20 pF
|
30 PPM
|
50 PPM
|
HC-49/4H
|
- 20 C
|
+ 70 C
|
Radial
|
40 Ohms
|
500 uW
|
11.05 mm
|
4.7 mm
|
4.1 mm
|
HC49/4H
|
Bulk
|
|
|
臺灣