|
|
記憶體 IC 開發工具 M.2 serial memory boards pack
- B-M2MEM-PACK1
- STMicroelectronics
-
1:
NT$936.04
-
32庫存量
-
新產品
|
Mouser 元件編號
511-B-M2MEM-PACK1
新產品
|
STMicroelectronics
|
記憶體 IC 開發工具 M.2 serial memory boards pack
|
|
32庫存量
|
|
最少： 1
倍數： 1
最大： 5
|
|
Memory IC Development Tools
|
|
|
|
|
|
|
|
|
Bulk
|
|
|
|
EEPROM 1-Mbit serial I2C bus EEPROM with configurable device address
- M24M01E-UFMN6TP
- STMicroelectronics
-
1:
NT$37.64
-
1,691庫存量
-
新產品
|
Mouser 元件編號
511-M24M01E-UFMN6TP
新產品
|
STMicroelectronics
|
EEPROM 1-Mbit serial I2C bus EEPROM with configurable device address
|
|
1,691庫存量
|
|
|
NT$37.64
|
|
|
NT$35.24
|
|
|
NT$34.27
|
|
|
NT$33.56
|
|
|
檢視
|
|
|
NT$27.35
|
|
|
NT$32.80
|
|
|
NT$31.83
|
|
|
NT$31.08
|
|
|
NT$30.33
|
|
|
NT$27.35
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
|
|
|
|
|
|
|
|
Reel, Cut Tape
|
|
|
|
EEPROM Auto 256Kb serial I2C bus EEPROM
- M24256-DRMN3TP/K
- STMicroelectronics
-
1:
NT$50.91
-
55,904庫存量
|
Mouser 元件編號
511-M24256-DRMN3TP/K
|
STMicroelectronics
|
EEPROM Auto 256Kb serial I2C bus EEPROM
|
|
55,904庫存量
|
|
|
NT$50.91
|
|
|
NT$47.68
|
|
|
NT$46.61
|
|
|
NT$45.53
|
|
|
檢視
|
|
|
NT$32.34
|
|
|
NT$44.45
|
|
|
NT$43.02
|
|
|
NT$41.94
|
|
|
NT$40.87
|
|
|
NT$32.34
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
SOIC-8
|
256 kbit
|
32 k x 8
|
2-Wire, I2C
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 4 Kbit serial I2C bus EEPROM
- M24C04-FMH6TG
- STMicroelectronics
-
1:
NT$8.60
-
117,128庫存量
|
Mouser 元件編號
511-M24C04-FMH6TG
|
STMicroelectronics
|
EEPROM 4 Kbit serial I2C bus EEPROM
|
|
117,128庫存量
|
|
|
NT$8.60
|
|
|
NT$7.78
|
|
|
NT$7.67
|
|
|
NT$7.56
|
|
|
檢視
|
|
|
NT$6.13
|
|
|
NT$7.46
|
|
|
NT$7.31
|
|
|
NT$7.17
|
|
|
NT$6.99
|
|
|
NT$6.13
|
|
最少： 1
倍數： 1
:
5,000
|
|
EEPROM
|
SMD/SMT
|
UFDFPN-5
|
4 kbit
|
512 x 8
|
2-Wire, I2C
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM Automotive 4096 Kbit SPI bus EEPROM with high speed clock
- M95M04-DWMN3TP/V
- STMicroelectronics
-
1:
NT$217.61
-
21,717庫存量
|
Mouser 元件編號
511-M95M04-DWMN3TP/V
|
STMicroelectronics
|
EEPROM Automotive 4096 Kbit SPI bus EEPROM with high speed clock
|
|
21,717庫存量
|
|
|
NT$217.61
|
|
|
NT$202.91
|
|
|
NT$196.82
|
|
|
NT$192.16
|
|
|
檢視
|
|
|
NT$135.51
|
|
|
NT$187.50
|
|
|
NT$181.40
|
|
|
NT$177.10
|
|
|
NT$172.44
|
|
|
NT$135.51
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
SOIC-8
|
4 Mbit
|
512 x 8
|
SPI
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
NVRAM 64K (8KX8) 100ns
- M48Z18-100PC1
- STMicroelectronics
-
1:
NT$1,372.70
-
589庫存量
|
Mouser 元件編號
511-M48Z1810PC1
|
STMicroelectronics
|
NVRAM 64K (8KX8) 100ns
|
|
589庫存量
|
|
|
NT$1,372.70
|
|
|
NT$1,264.07
|
|
|
NT$1,228.94
|
|
|
NT$1,193.45
|
|
|
檢視
|
|
|
NT$1,015.63
|
|
|
NT$960.06
|
|
最少： 1
倍數： 1
|
|
NVRAM
|
Through Hole
|
PCDIP-28
|
64 kbit
|
8 k x 8
|
Parallel
|
0 C
|
+ 70 C
|
|
Tube
|
|
|
|
EEPROM Auto 1024Kb SPI bus EEPROM
- M95M01-DWDW4TP/K
- STMicroelectronics
-
1:
NT$141.97
-
9,120庫存量
|
Mouser 元件編號
511-M95M01-DWDW4TP/K
|
STMicroelectronics
|
EEPROM Auto 1024Kb SPI bus EEPROM
|
|
9,120庫存量
|
|
|
NT$141.97
|
|
|
NT$133.36
|
|
|
NT$129.78
|
|
|
NT$126.55
|
|
|
檢視
|
|
|
NT$96.08
|
|
|
NT$123.68
|
|
|
NT$119.74
|
|
|
NT$116.87
|
|
|
NT$114.00
|
|
|
NT$96.08
|
|
最少： 1
倍數： 1
:
4,000
|
|
EEPROM
|
SMD/SMT
|
TSSOP-8
|
1 Mbit
|
128 k x 8
|
SPI
|
- 40 C
|
+ 145 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM Automotive 2-Kbit serial I2C bus EEPROM
- M24C02-DRDW3TP/K
- STMicroelectronics
-
1:
NT$13.62
-
69,272庫存量
|
Mouser 元件編號
511-M24C02-DRDW3TP/K
|
STMicroelectronics
|
EEPROM Automotive 2-Kbit serial I2C bus EEPROM
|
|
69,272庫存量
|
|
|
NT$13.62
|
|
|
NT$12.83
|
|
|
NT$12.51
|
|
|
NT$12.26
|
|
|
檢視
|
|
|
NT$8.71
|
|
|
NT$12.01
|
|
|
NT$11.69
|
|
|
NT$11.40
|
|
|
NT$11.15
|
|
|
NT$8.71
|
|
最少： 1
倍數： 1
:
4,000
|
|
EEPROM
|
SMD/SMT
|
TSSOP-8
|
2 kbit
|
256 x 8
|
2-Wire, I2C
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM Auto 1024Kb SPI bus EEPROM
- M95M01-DWMN3TP/K
- STMicroelectronics
-
1:
NT$121.17
-
14,384庫存量
|
Mouser 元件編號
511-M95M01-DWMN3TP/K
|
STMicroelectronics
|
EEPROM Auto 1024Kb SPI bus EEPROM
|
|
14,384庫存量
|
|
|
NT$121.17
|
|
|
NT$113.29
|
|
|
NT$110.06
|
|
|
NT$107.55
|
|
|
檢視
|
|
|
NT$78.87
|
|
|
NT$105.04
|
|
|
NT$101.81
|
|
|
NT$99.30
|
|
|
NT$96.80
|
|
|
NT$78.87
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
SOIC-8
|
1 Mbit
|
128 k x 8
|
SPI
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
NVRAM 256K (32Kx8) 100ns
- M48T35AV-10MH1F
- STMicroelectronics
-
1:
NT$733.85
-
1,094庫存量
|
Mouser 元件編號
511-M48T35AV-10MH1F
|
STMicroelectronics
|
NVRAM 256K (32Kx8) 100ns
|
|
1,094庫存量
|
|
|
NT$733.85
|
|
|
NT$602.28
|
|
|
NT$564.64
|
|
|
NT$562.49
|
|
|
檢視
|
|
|
NT$473.94
|
|
|
NT$522.33
|
|
|
NT$502.62
|
|
|
NT$482.54
|
|
|
NT$473.94
|
|
最少： 1
倍數： 1
:
936
|
|
NVRAM
|
SMD/SMT
|
SOIC-28
|
256 kbit
|
32 k x 8
|
Parallel
|
0 C
|
+ 70 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM Auto 1024Kb SPI bus EEPROM
- M95M01-DWDW3TP/K
- STMicroelectronics
-
1:
NT$121.17
-
18,306庫存量
|
Mouser 元件編號
511-M95M01-DWDW3TP/K
|
STMicroelectronics
|
EEPROM Auto 1024Kb SPI bus EEPROM
|
|
18,306庫存量
|
|
|
NT$121.17
|
|
|
NT$113.29
|
|
|
NT$110.06
|
|
|
NT$107.55
|
|
|
檢視
|
|
|
NT$76.72
|
|
|
NT$105.04
|
|
|
NT$101.81
|
|
|
NT$99.30
|
|
|
NT$96.80
|
|
|
NT$76.72
|
|
最少： 1
倍數： 1
:
4,000
|
|
EEPROM
|
SMD/SMT
|
TSSOP-8
|
1 Mbit
|
128 k x 8
|
SPI
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM Automotive 128 Kbit SPI bus EEPROM with high speed clock
- M95128-DRMF3TG/K
- STMicroelectronics
-
1:
NT$46.25
-
44,233庫存量
|
Mouser 元件編號
511-M95128-DRMF3TG/K
|
STMicroelectronics
|
EEPROM Automotive 128 Kbit SPI bus EEPROM with high speed clock
|
|
44,233庫存量
|
|
|
NT$46.25
|
|
|
NT$43.38
|
|
|
NT$42.30
|
|
|
NT$41.23
|
|
|
檢視
|
|
|
NT$35.85
|
|
|
NT$40.51
|
|
|
NT$39.08
|
|
|
NT$38.36
|
|
|
NT$37.28
|
|
|
NT$35.85
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
MLP-8
|
128 kbit
|
16 k x 8
|
SPI
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 1Mb serial IAC bus 1 MHz 1.7 to 5.5V
- M24M01-DFCS6TP/K
- STMicroelectronics
-
1:
NT$82.81
-
38,591庫存量
-
NRND
|
Mouser 元件編號
511-M24M01-DFCS6TP/K
NRND
|
STMicroelectronics
|
EEPROM 1Mb serial IAC bus 1 MHz 1.7 to 5.5V
|
|
38,591庫存量
|
|
|
NT$82.81
|
|
|
NT$77.44
|
|
|
NT$75.29
|
|
|
NT$73.49
|
|
|
檢視
|
|
|
NT$53.78
|
|
|
NT$72.06
|
|
|
NT$69.55
|
|
|
NT$68.47
|
|
|
NT$67.04
|
|
|
NT$53.78
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
WLCSP-8
|
1 Mbit
|
128 k x 8
|
2-Wire, I2C
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 1-Mbit I2C EEProm 256kB 1.7V to 5.5V
- M24M01-RDW6TP
- STMicroelectronics
-
1:
NT$57.36
-
32,832庫存量
-
NRND
|
Mouser 元件編號
511-M24M01-RDW6TP
NRND
|
STMicroelectronics
|
EEPROM 1-Mbit I2C EEProm 256kB 1.7V to 5.5V
|
|
32,832庫存量
|
|
|
NT$57.36
|
|
|
NT$54.13
|
|
|
NT$52.34
|
|
|
NT$51.27
|
|
|
檢視
|
|
|
NT$31.23
|
|
|
NT$50.19
|
|
|
NT$48.76
|
|
|
NT$47.32
|
|
|
NT$46.25
|
|
|
NT$31.23
|
|
最少： 1
倍數： 1
:
4,000
|
|
EEPROM
|
SMD/SMT
|
TSSOP-8
|
1 Mbit
|
128 k x 8
|
2-Wire, I2C
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 4-Kbit serial I2C bus EEPROM 105°C operation
- M24C04-DRDW8TP/K
- STMicroelectronics
-
1:
NT$12.55
-
17,947庫存量
|
Mouser 元件編號
511-M24C04-DRDW8TP/K
|
STMicroelectronics
|
EEPROM 4-Kbit serial I2C bus EEPROM 105°C operation
|
|
17,947庫存量
|
|
|
NT$12.55
|
|
|
NT$11.83
|
|
|
NT$11.47
|
|
|
NT$11.29
|
|
|
檢視
|
|
|
NT$6.56
|
|
|
NT$11.11
|
|
|
NT$10.83
|
|
|
NT$10.58
|
|
|
NT$10.36
|
|
|
NT$6.56
|
|
最少： 1
倍數： 1
:
4,000
|
|
EEPROM
|
SMD/SMT
|
TSSOP-8
|
4 kbit
|
512 x 8
|
2-Wire, I2C
|
- 40 C
|
+ 105 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 16Kbit 8Kbit 4Kbit 2Kb and 1Kb Serial
- M24C04-RDW6TP
- STMicroelectronics
-
1:
NT$8.25
-
11,552庫存量
|
Mouser 元件編號
511-M24C04-RDW6TP
|
STMicroelectronics
|
EEPROM 16Kbit 8Kbit 4Kbit 2Kb and 1Kb Serial
|
|
11,552庫存量
|
|
|
NT$8.25
|
|
|
NT$7.82
|
|
|
NT$7.64
|
|
|
NT$7.46
|
|
|
檢視
|
|
|
NT$5.20
|
|
|
NT$7.31
|
|
|
NT$7.13
|
|
|
NT$6.95
|
|
|
NT$6.81
|
|
|
NT$5.20
|
|
最少： 1
倍數： 1
:
4,000
|
|
EEPROM
|
SMD/SMT
|
TSSOP-8
|
4 kbit
|
512 x 8
|
2-Wire, I2C
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 16 Kbit serial I2C bus EEPROM
- M24C16-FMH6TG
- STMicroelectronics
-
1:
NT$11.83
-
51,167庫存量
|
Mouser 元件編號
511-M24C16-FMH6TG
|
STMicroelectronics
|
EEPROM 16 Kbit serial I2C bus EEPROM
|
|
51,167庫存量
|
|
|
NT$11.83
|
|
|
NT$11.19
|
|
|
NT$10.90
|
|
|
NT$10.65
|
|
|
檢視
|
|
|
NT$7.74
|
|
|
NT$10.43
|
|
|
NT$10.15
|
|
|
NT$9.93
|
|
|
NT$9.54
|
|
|
NT$7.74
|
|
最少： 1
倍數： 1
:
5,000
|
|
EEPROM
|
SMD/SMT
|
UFDFPN-5
|
16 kbit
|
2 k x 8
|
2-Wire, I2C
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 32-Kbit serial I2C bus EEPROM 105°C operation
- M24C32-DRMN8TP/K
- STMicroelectronics
-
1:
NT$12.91
-
43,612庫存量
|
Mouser 元件編號
511-M24C32-DRMN8TP/K
|
STMicroelectronics
|
EEPROM 32-Kbit serial I2C bus EEPROM 105°C operation
|
|
43,612庫存量
|
|
|
NT$12.91
|
|
|
NT$12.30
|
|
|
NT$11.97
|
|
|
NT$11.76
|
|
|
檢視
|
|
|
NT$8.78
|
|
|
NT$11.51
|
|
|
NT$11.15
|
|
|
NT$10.90
|
|
|
NT$10.65
|
|
|
NT$8.78
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
SOIC-8
|
32 kbit
|
4 k x 8
|
2-Wire, I2C
|
- 40 C
|
+ 105 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM EEPROM S I2C 32k
- M24C32-WMN6TP
- STMicroelectronics
-
1:
NT$10.40
-
48,235庫存量
|
Mouser 元件編號
511-M24C32-WMN6TP
|
STMicroelectronics
|
EEPROM EEPROM S I2C 32k
|
|
48,235庫存量
|
|
|
NT$10.40
|
|
|
NT$9.50
|
|
|
NT$9.25
|
|
|
NT$9.11
|
|
|
檢視
|
|
|
NT$7.03
|
|
|
NT$8.89
|
|
|
NT$8.64
|
|
|
NT$8.50
|
|
|
NT$8.21
|
|
|
NT$7.03
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
SOIC-8
|
32 kbit
|
4 k x 8
|
2-Wire, I2C
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM Auto 64Kb serial I2C bus EEPROM
- M24C64-DRMN3TP/K
- STMicroelectronics
-
1:
NT$32.98
-
18,463庫存量
|
Mouser 元件編號
511-M24C64-DRMN3TP/K
|
STMicroelectronics
|
EEPROM Auto 64Kb serial I2C bus EEPROM
|
|
18,463庫存量
|
|
|
NT$32.98
|
|
|
NT$30.97
|
|
|
NT$30.15
|
|
|
NT$29.50
|
|
|
檢視
|
|
|
NT$25.78
|
|
|
NT$28.86
|
|
|
NT$28.00
|
|
|
NT$27.32
|
|
|
NT$26.67
|
|
|
NT$25.78
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
SOIC-8
|
64 kbit
|
8 k x 8
|
2-Wire, I2C
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 64kB Serial I2C bus 1.7V 1MHz Fast Mode
- M24C64-FCS6TP/K
- STMicroelectronics
-
1:
NT$23.30
-
4,734庫存量
|
Mouser 元件編號
511-M24C64-FCS6TP/K
|
STMicroelectronics
|
EEPROM 64kB Serial I2C bus 1.7V 1MHz Fast Mode
|
|
4,734庫存量
|
|
|
NT$23.30
|
|
|
NT$21.87
|
|
|
NT$21.44
|
|
|
NT$21.08
|
|
|
檢視
|
|
|
NT$14.38
|
|
|
NT$20.47
|
|
|
NT$20.00
|
|
|
NT$19.54
|
|
|
NT$18.96
|
|
|
NT$14.38
|
|
最少： 1
倍數： 1
:
2,500
|
|
EEPROM
|
SMD/SMT
|
WLCSP-5
|
64 kbit
|
8 k x 8
|
2-Wire, I2C
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 2Kbit 100kHz I2C 400 kHZ I2C Bus
- M34E02-FDW6TP
- STMicroelectronics
-
1:
NT$11.11
-
8,509庫存量
|
Mouser 元件編號
511-M34E02-FDW6TP
|
STMicroelectronics
|
EEPROM 2Kbit 100kHz I2C 400 kHZ I2C Bus
|
|
8,509庫存量
|
|
|
NT$11.11
|
|
|
NT$10.36
|
|
|
NT$10.11
|
|
|
NT$9.89
|
|
|
檢視
|
|
|
NT$5.66
|
|
|
NT$9.68
|
|
|
NT$9.39
|
|
|
NT$9.18
|
|
|
NT$9.00
|
|
|
NT$5.66
|
|
最少： 1
倍數： 1
:
4,000
|
|
EEPROM
|
SMD/SMT
|
TSSOP-8
|
2 kbit
|
256 x 8
|
2-Wire, I2C
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
NVRAM 256K (32Kx8) 100ns
- M48T35AV-10PC1
- STMicroelectronics
-
1:
NT$1,000.93
-
349庫存量
|
Mouser 元件編號
511-M48T35AV10PC1
|
STMicroelectronics
|
NVRAM 256K (32Kx8) 100ns
|
|
349庫存量
|
|
|
NT$1,000.93
|
|
|
NT$796.59
|
|
|
NT$742.81
|
|
|
NT$703.38
|
|
|
檢視
|
|
|
NT$703.02
|
|
|
NT$664.66
|
|
最少： 1
倍數： 1
|
|
NVRAM
|
Through Hole
|
PCDIP-28
|
256 kbit
|
32 k x 8
|
Parallel
|
0 C
|
+ 70 C
|
|
Tube
|
|
|
|
EEPROM Auto 2-Kb MICROWIRE serial EEPROM
- M93C56-RDW3TP/K
- STMicroelectronics
-
1:
NT$21.15
-
4,923庫存量
|
Mouser 元件編號
511-M93C56-RDW3TP/K
|
STMicroelectronics
|
EEPROM Auto 2-Kb MICROWIRE serial EEPROM
|
|
4,923庫存量
|
|
|
NT$21.15
|
|
|
NT$20.00
|
|
|
NT$19.47
|
|
|
NT$19.07
|
|
|
檢視
|
|
|
NT$11.33
|
|
|
NT$18.64
|
|
|
NT$18.10
|
|
|
NT$17.67
|
|
|
NT$17.24
|
|
|
NT$11.33
|
|
最少： 1
倍數： 1
:
4,000
|
|
EEPROM
|
SMD/SMT
|
TSSOP-8
|
2 kbit
|
256 x 8/128 x 16
|
3-Wire, Microwire
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape, MouseReel
|
|
|
|
EEPROM 4 Kbit SPI BUS EE 10MHz CR 5ms
- M95040-RMC6TG
- STMicroelectronics
-
1:
NT$15.06
-
7,500庫存量
|
Mouser 元件編號
511-M95040-RMC6TG
|
STMicroelectronics
|
EEPROM 4 Kbit SPI BUS EE 10MHz CR 5ms
|
|
7,500庫存量
|
|
|
NT$15.06
|
|
|
NT$13.95
|
|
|
NT$13.62
|
|
|
NT$13.34
|
|
|
檢視
|
|
|
NT$8.03
|
|
|
NT$13.05
|
|
|
NT$12.69
|
|
|
NT$12.40
|
|
|
NT$12.12
|
|
|
NT$8.03
|
|
最少： 1
倍數： 1
:
5,000
|
|
EEPROM
|
SMD/SMT
|
UFDFPN-8
|
4 kbit
|
512 x 8
|
SPI
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
臺灣
