|
|
USB Interface IC USB Std Power Range W-QFN4040-20 T&R 3K
- AP43776QZDZW20-13
- Diodes Incorporated
-
1:
CHF 1.88
-
2’970In Stock
|
Mouser Part No
621-P43776QZDZW20-13
|
Diodes Incorporated
|
USB Interface IC USB Std Power Range W-QFN4040-20 T&R 3K
|
|
2’970In Stock
|
|
|
CHF 1.88
|
|
|
CHF 1.40
|
|
|
CHF 1.27
|
|
|
CHF 1.15
|
|
|
CHF 0.959
|
|
|
View
|
|
|
CHF 1.09
|
|
|
CHF 1.08
|
|
|
CHF 1.04
|
|
|
CHF 0.94
|
|
Min.: 1
Mult.: 1
:
3’000
|
|
|
AP43776Q
|
|
USB Protocol Decoder
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
3 V
|
5.5 V
|
3 mA
|
- 40 C
|
+ 125 C
|
|
Reel, Cut Tape
|
|
|
|
USB Interface IC USB to SPI Protocol Converter
- MCP2210-I/MQ
- Microchip Technology
-
1:
CHF 2.24
-
888In Stock
|
Mouser Part No
579-MCP2210IMQ
|
Microchip Technology
|
USB Interface IC USB to SPI Protocol Converter
|
|
888In Stock
|
|
Min.: 1
Mult.: 1
|
|
|
|
USB Controllers
|
Bridge, USB to SPI
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
High Speed (HS)
|
12 Mb/s, 480 Mb/s
|
3.3 V
|
5.5 V
|
15 mA
|
- 40 C
|
+ 85 C
|
|
Tube
|
|
|
|
USB Interface IC USB-to-UART Protocol Converter w/ GPIO
- MCP2200T-I/MQ
- Microchip Technology
-
1:
CHF 2.24
-
6’582In Stock
|
Mouser Part No
579-MCP2200T-I/MQ
|
Microchip Technology
|
USB Interface IC USB-to-UART Protocol Converter w/ GPIO
|
|
6’582In Stock
|
|
|
CHF 2.24
|
|
|
CHF 2.24
|
|
Min.: 1
Mult.: 1
:
3’300
|
|
|
|
USB Converters
|
Bridge, USB to UART
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
Full Speed (FS)
|
12 Mb/s
|
3 V
|
5.5 V
|
13 mA
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
USB Interface IC USB PD Controller, Provider Only with I2C Master/Slave Function
- MP5031GRE-00A3-Z
- Monolithic Power Systems (MPS)
-
1:
CHF 1.43
-
3’422In Stock
-
5’000Expected 8/10/2026
|
Mouser Part No
946-MP5031GRE-00A3-Z
|
Monolithic Power Systems (MPS)
|
USB Interface IC USB PD Controller, Provider Only with I2C Master/Slave Function
|
|
3’422In Stock
5’000Expected 8/10/2026
|
|
|
CHF 1.43
|
|
|
CHF 1.05
|
|
|
CHF 0.95
|
|
|
CHF 0.848
|
|
|
View
|
|
|
CHF 0.701
|
|
|
CHF 0.793
|
|
|
CHF 0.768
|
|
|
CHF 0.763
|
|
|
CHF 0.716
|
|
|
CHF 0.701
|
|
Min.: 1
Mult.: 1
:
5’000
|
|
|
MP5031
|
USB Controllers
|
USB Power Delivery Controller
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
|
|
4.6 V
|
5.5 V
|
3.5 mA
|
- 40 C
|
+ 125 C
|
|
Reel, Cut Tape
|
|
|
|
USB Interface IC USBXpress - USB to UART Bridge QFN20
- CP2102N-A02-GQFN20
- Silicon Labs
-
1:
CHF 3.14
-
16’653In Stock
-
12’600Expected 1/15/2027
|
Mouser Part No
634-CP2102NA02GQFN20
|
Silicon Labs
|
USB Interface IC USBXpress - USB to UART Bridge QFN20
|
|
16’653In Stock
12’600Expected 1/15/2027
|
|
|
CHF 3.14
|
|
|
CHF 2.80
|
|
|
CHF 2.24
|
|
|
CHF 2.13
|
|
|
View
|
|
|
CHF 2.08
|
|
|
CHF 1.71
|
|
Min.: 1
Mult.: 1
|
|
|
CP2102N
|
USB Controllers
|
Bridge, USB to UART
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
Full Speed (FS)
|
3 Mb/s
|
3 V
|
3.6 V
|
13.7 mA
|
- 40 C
|
+ 85 C
|
|
Tube
|
|
|
|
USB Interface IC USBXpress - USB to UART Bridge QFN20
- CP2102N-A02-GQFN20R
- Silicon Labs
-
1:
CHF 2.98
-
44’839In Stock
-
63’000Expected 2/19/2027
|
Mouser Part No
634-CP2102NA02QFN20R
|
Silicon Labs
|
USB Interface IC USBXpress - USB to UART Bridge QFN20
|
|
44’839In Stock
63’000Expected 2/19/2027
|
|
|
CHF 2.98
|
|
|
CHF 2.96
|
|
|
CHF 2.86
|
|
|
CHF 2.57
|
|
|
View
|
|
|
CHF 1.71
|
|
|
CHF 2.35
|
|
|
CHF 2.19
|
|
|
CHF 1.93
|
|
|
CHF 1.71
|
|
Min.: 1
Mult.: 1
:
1’500
|
|
|
CP2102N
|
USB Controllers
|
Bridge, USB to UART
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
Full Speed (FS)
|
3 Mb/s
|
3 V
|
3.6 V
|
13.7 mA
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
USB Interface IC USB to 8 bit SPI / FT1248 IC QFN-20
- FT221XQ-R
- FTDI
-
1:
CHF 1.85
-
778In Stock
-
5’000Expected 1/8/2027
|
Mouser Part No
895-FT221XQ-R
|
FTDI
|
USB Interface IC USB to 8 bit SPI / FT1248 IC QFN-20
|
|
778In Stock
5’000Expected 1/8/2027
|
|
|
CHF 1.85
|
|
|
CHF 1.80
|
|
|
CHF 1.74
|
|
|
CHF 1.59
|
|
|
CHF 1.45
|
|
|
CHF 1.45
|
|
Min.: 1
Mult.: 1
:
5’000
|
|
|
FT221
|
USB Controllers
|
Bridge, USB to SPI/FT1248
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
High Speed (HS), Full Speed (FS)
|
12 Mb/s, 480 Mb/s
|
2.97 V
|
5.5 V
|
11 mA
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
USB Interface IC USB-to-UART Protocol Converter w/ GPIO
- MCP2200-I/MQ
- Microchip Technology
-
1:
CHF 2.24
-
655In Stock
-
2’555Expected 9/15/2026
|
Mouser Part No
579-MCP2200-I/MQ
|
Microchip Technology
|
USB Interface IC USB-to-UART Protocol Converter w/ GPIO
|
|
655In Stock
2’555Expected 9/15/2026
|
|
Min.: 1
Mult.: 1
|
|
|
|
USB Converters
|
Bridge, USB to UART
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
Full Speed (FS)
|
12 Mb/s
|
3 V
|
5.5 V
|
13 mA
|
- 40 C
|
+ 85 C
|
|
Tube
|
|
|
|
USB Interface IC USB to SPI Protocol Converter
- MCP2210T-I/MQ
- Microchip Technology
-
1:
CHF 2.24
-
3’334In Stock
|
Mouser Part No
579-MCP2210TIMQ
|
Microchip Technology
|
USB Interface IC USB to SPI Protocol Converter
|
|
3’334In Stock
|
|
|
CHF 2.24
|
|
|
CHF 2.24
|
|
Min.: 1
Mult.: 1
:
3’300
|
|
|
|
USB Controllers
|
Bridge, USB to SPI
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
Full Speed (FS)
|
12 Mb/s, 480 Mb/s
|
3.3 V
|
5.5 V
|
13 mA
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
USB Interface IC USB PD Controller, Provider Only with I2C Master/Slave Function
- MP5031GRE-00A3-P
- Monolithic Power Systems (MPS)
-
1:
CHF 1.72
-
328In Stock
|
Mouser Part No
946-MP5031GRE-00A3-P
|
Monolithic Power Systems (MPS)
|
USB Interface IC USB PD Controller, Provider Only with I2C Master/Slave Function
|
|
328In Stock
|
|
|
CHF 1.72
|
|
|
CHF 1.27
|
|
|
CHF 1.16
|
|
|
CHF 1.04
|
|
|
CHF 0.931
|
|
|
View
|
|
|
CHF 0.987
|
|
|
CHF 0.888
|
|
|
CHF 0.872
|
|
|
CHF 0.857
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
MP5031
|
USB Controllers
|
USB Power Delivery Controller
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
|
|
4.6 V
|
5.5 V
|
3.5 mA
|
- 40 C
|
+ 125 C
|
|
Reel, Cut Tape
|
|
|
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
- MPQ5031GRE-0001-AEC1-P
- Monolithic Power Systems (MPS)
-
1:
CHF 1.95
-
266In Stock
|
Mouser Part No
946-MPQ5031GRE-0001P
|
Monolithic Power Systems (MPS)
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
|
|
266In Stock
|
|
|
CHF 1.95
|
|
|
CHF 1.46
|
|
|
CHF 1.33
|
|
|
CHF 1.19
|
|
|
CHF 1.12
|
|
|
CHF 1.08
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
MPQ5031
|
USB Controllers
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape
|
|
|
|
USB Interface IC USB Type-C Power Delivery interface for Dual Role Power application up to 100 W
- TCPP03-M20
- STMicroelectronics
-
1:
CHF 1.49
-
1’974In Stock
-
3’000Expected 8/5/2026
|
Mouser Part No
511-TCPP03-M20
|
STMicroelectronics
|
USB Interface IC USB Type-C Power Delivery interface for Dual Role Power application up to 100 W
|
|
1’974In Stock
3’000Expected 8/5/2026
|
|
|
CHF 1.49
|
|
|
CHF 1.11
|
|
|
CHF 0.996
|
|
|
CHF 0.888
|
|
|
CHF 0.687
|
|
|
View
|
|
|
CHF 0.841
|
|
|
CHF 0.809
|
|
|
CHF 0.674
|
|
Min.: 1
Mult.: 1
:
3’000
|
|
|
|
USB Controllers
|
USB Port Protector
|
SMD/SMT
|
QFN-20
|
USB 3.1
|
|
|
2.7 V
|
5.5 V
|
2.7 mA
|
- 40 C
|
+ 125 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
USB Interface IC USB to Full Serial UART IC QFN-20
- FT231XQ-R
- FTDI
-
1:
CHF 1.85
-
89’902On Order
|
Mouser Part No
895-FT231XQ-R
|
FTDI
|
USB Interface IC USB to Full Serial UART IC QFN-20
|
|
89’902On Order
On Order:
34’902 Expected 1/8/2027
55’000 Expected 4/7/2027
Factory Lead Time:
42 Weeks
|
|
|
CHF 1.85
|
|
|
CHF 1.80
|
|
|
CHF 1.74
|
|
|
CHF 1.59
|
|
|
CHF 1.45
|
|
|
CHF 1.45
|
|
Min.: 1
Mult.: 1
:
5’000
|
|
|
FT231
|
USB Controllers
|
USB to Serial UART
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
Full Speed (FS)
|
480 Mb/s
|
2.97 V
|
5.5 V
|
125 uA, 8 mA
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
USB Interface IC USB to Full Serial UART IC QFN-20
- FT231XQ-T
- FTDI
-
1:
CHF 1.85
-
19’690On Order
|
Mouser Part No
895-FT231XQ-T
|
FTDI
|
USB Interface IC USB to Full Serial UART IC QFN-20
|
|
19’690On Order
On Order:
4’500 Expected 3/11/2027
6’370 Expected 5/7/2027
8’820 Expected 7/5/2027
Factory Lead Time:
42 Weeks
|
|
|
CHF 1.85
|
|
|
CHF 1.80
|
|
|
CHF 1.74
|
|
|
CHF 1.59
|
|
|
CHF 1.45
|
|
Min.: 1
Mult.: 1
|
|
|
FT231
|
USB Controllers
|
USB to Serial UART
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
Full Speed (FS)
|
480 Mb/s
|
2.97 V
|
5.5 V
|
125 uA, 8 mA
|
- 40 C
|
+ 85 C
|
|
Tray
|
|
|
|
USB Interface IC USB Std Power Range W-QFN4040-20 T&R 3K
- AP43671ZDZ20-13
- Diodes Incorporated
-
3’000:
CHF 0.63
-
Non-Stocked Lead-Time 32 Weeks
|
Mouser Part No
621-AP43671
|
Diodes Incorporated
|
USB Interface IC USB Std Power Range W-QFN4040-20 T&R 3K
|
|
Non-Stocked Lead-Time 32 Weeks
|
|
Min.: 3’000
Mult.: 3’000
:
3’000
|
|
|
AP43671
|
|
USB Type-C
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
3 V
|
21 V
|
3.3 mA
|
- 40 C
|
+ 150 C
|
|
Reel
|
|
|
|
USB Interface IC USB to 8 bit SPI / FT1248 IC QFN-20
- FT221XQ-T
- FTDI
-
980:
CHF 1.51
-
Non-Stocked Lead-Time 14 Weeks
|
Mouser Part No
895-FT221XQ-T
|
FTDI
|
USB Interface IC USB to 8 bit SPI / FT1248 IC QFN-20
|
|
Non-Stocked Lead-Time 14 Weeks
|
|
Min.: 980
Mult.: 490
|
|
|
FT221
|
USB Controllers
|
Bridge, USB to SPI/FT1248
|
SMD/SMT
|
QFN-20
|
USB 2.0
|
High Speed (HS), Full Speed (FS)
|
480 Mb/s
|
|
|
11 mA
|
|
|
|
Tray
|
|
|
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
- MPQ5031GRE-0001-AEC1-Z
- Monolithic Power Systems (MPS)
-
5’000:
CHF 0.841
-
Non-Stocked Lead-Time 44 Weeks
|
Mouser Part No
946-MPQ5031GRE-0001Z
|
Monolithic Power Systems (MPS)
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 44 Weeks
|
|
Min.: 5’000
Mult.: 5’000
:
5’000
|
|
|
MPQ5031
|
USB Controllers
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel
|
|
|
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
- MPQ5031GRE-0013-AEC1-P
- Monolithic Power Systems (MPS)
-
1:
CHF 1.95
-
Non-Stocked Lead-Time 50 Weeks
|
Mouser Part No
946-MPQ5031GRE-0013P
|
Monolithic Power Systems (MPS)
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 50 Weeks
|
|
|
CHF 1.95
|
|
|
CHF 1.46
|
|
|
CHF 1.33
|
|
|
CHF 1.19
|
|
|
CHF 1.12
|
|
|
CHF 1.11
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
MPQ5031
|
USB Controllers
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape
|
|
|
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
- MPQ5031GRE-0013-AEC1-Z
- Monolithic Power Systems (MPS)
-
5’000:
CHF 0.841
-
Non-Stocked Lead-Time 44 Weeks
|
Mouser Part No
946-MPQ5031GRE-0013Z
|
Monolithic Power Systems (MPS)
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 44 Weeks
|
|
Min.: 5’000
Mult.: 5’000
:
5’000
|
|
|
MPQ5031
|
USB Controllers
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel
|
|
|
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
- MPQ5031GRE-0015-AEC1-P
- Monolithic Power Systems (MPS)
-
1:
CHF 1.95
-
Non-Stocked Lead-Time 50 Weeks
|
Mouser Part No
946-MPQ5031GRE-0015P
|
Monolithic Power Systems (MPS)
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 50 Weeks
|
|
|
CHF 1.95
|
|
|
CHF 1.46
|
|
|
CHF 1.33
|
|
|
CHF 1.19
|
|
|
CHF 1.12
|
|
|
CHF 1.11
|
|
Min.: 1
Mult.: 1
:
500
|
|
|
MPQ5031
|
USB Controllers
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel, Cut Tape
|
|
|
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
- MPQ5031GRE-0015-AEC1-Z
- Monolithic Power Systems (MPS)
-
5’000:
CHF 0.841
-
Non-Stocked Lead-Time 44 Weeks
|
Mouser Part No
946-MPQ5031GRE-0015Z
|
Monolithic Power Systems (MPS)
|
USB Interface IC Single Port USB PD Controller for Source Only, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 44 Weeks
|
|
Min.: 5’000
Mult.: 5’000
:
5’000
|
|
|
MPQ5031
|
USB Controllers
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
AEC-Q100
|
Reel
|
|
|
|
USB Interface IC USB PD Source Controller with 7 Configurable PDOs and Load-Shedding, AEC-Q100 Qualified
- MPQ5038GRE-0001-AEC1-Z
- Monolithic Power Systems (MPS)
-
5’000:
CHF 0.841
-
Non-Stocked Lead-Time 44 Weeks
-
New Product
|
Mouser Part No
946-MPQ5038-AEC1-Z
New Product
|
Monolithic Power Systems (MPS)
|
USB Interface IC USB PD Source Controller with 7 Configurable PDOs and Load-Shedding, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 44 Weeks
|
|
Min.: 5’000
Mult.: 5’000
|
|
|
|
USB PD Controller
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
|
|
|
|
|
USB Interface IC USB PD Source Controller with 7 Configurable PDOs and Load-Shedding, AEC-Q100 Qualified
- MPQ5038GRE-0003-AEC1-P
- Monolithic Power Systems (MPS)
-
1:
CHF 1.95
-
Non-Stocked Lead-Time 34 Weeks
-
New Product
|
Mouser Part No
946-MPQ5038GEC1-P
New Product
|
Monolithic Power Systems (MPS)
|
USB Interface IC USB PD Source Controller with 7 Configurable PDOs and Load-Shedding, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 34 Weeks
|
|
|
CHF 1.95
|
|
|
CHF 1.45
|
|
|
CHF 1.33
|
|
|
CHF 1.18
|
|
|
View
|
|
|
CHF 1.12
|
|
|
CHF 1.08
|
|
|
CHF 1.01
|
|
Min.: 1
Mult.: 1
|
|
|
|
USB PD Controller
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
|
|
|
|
|
USB Interface IC USB PD Source Controller with 7 Configurable PDOs and Load-Shedding, AEC-Q100 Qualified
- MPQ5038GRE-0001-AEC1-P
- Monolithic Power Systems (MPS)
-
1:
CHF 1.95
-
Non-Stocked Lead-Time 50 Weeks
-
New Product
|
Mouser Part No
946-MPQ5038GRE-00
New Product
|
Monolithic Power Systems (MPS)
|
USB Interface IC USB PD Source Controller with 7 Configurable PDOs and Load-Shedding, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 50 Weeks
|
|
|
CHF 1.95
|
|
|
CHF 1.46
|
|
|
CHF 1.33
|
|
|
CHF 1.19
|
|
|
View
|
|
|
CHF 1.12
|
|
|
CHF 1.08
|
|
|
CHF 1.01
|
|
Min.: 1
Mult.: 1
|
|
|
|
USB PD Controller
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
|
|
|
|
|
USB Interface IC USB PD Source Controller with 7 Configurable PDOs and Load-Shedding, AEC-Q100 Qualified
- MPQ5038GRE-0003-AEC1-Z
- Monolithic Power Systems (MPS)
-
5’000:
CHF 0.848
-
Non-Stocked Lead-Time 34 Weeks
-
New Product
|
Mouser Part No
946-MPQ5038GRE1-Z
New Product
|
Monolithic Power Systems (MPS)
|
USB Interface IC USB PD Source Controller with 7 Configurable PDOs and Load-Shedding, AEC-Q100 Qualified
|
|
Non-Stocked Lead-Time 34 Weeks
|
|
Min.: 5’000
Mult.: 1
|
|
|
|
USB PD Controller
|
|
SMD/SMT
|
QFN-20
|
USB-C PD
|
|
|
4.6 V
|
5.5 V
|
25 mA
|
- 40 C
|
+ 125 C
|
|
|
|
Liechtenstein
