|
|
ARM Microcontrollers - MCU XMC1000
- XMC1100T038X0064ABXUMA1
- Infineon Technologies
-
1:
$2.54
-
25,505In Stock
|
Mouser Part No
726-1100T038X0064ABX
|
Infineon Technologies
|
ARM Microcontrollers - MCU XMC1000
|
|
25,505In Stock
|
|
|
$2.54
|
|
|
$1.90
|
|
|
$1.70
|
|
|
$1.56
|
|
|
View
|
|
|
$1.21
|
|
|
$1.47
|
|
|
$1.42
|
|
|
$1.29
|
|
|
$1.21
|
|
Min.: 1
Mult.: 1
:
3,000
|
|
|
XMC1100
|
SMD/SMT
|
TSSOP-38
|
ARM Cortex M0
|
64 kB
|
32 bit/16 bit
|
12 bit
|
32 MHz
|
34 I/O
|
16 kB
|
1.8 V
|
5.5 V
|
- 40 C
|
+ 105 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU XMC1000
- XMC1302T016X0032ABXUMA1
- Infineon Technologies
-
1:
$1.83
-
20,463In Stock
|
Mouser Part No
726-1302T016X0032ABX
|
Infineon Technologies
|
ARM Microcontrollers - MCU XMC1000
|
|
20,463In Stock
|
|
|
$1.83
|
|
|
$1.47
|
|
|
$1.37
|
|
|
$1.28
|
|
|
View
|
|
|
$1.16
|
|
|
$1.22
|
|
|
$1.19
|
|
|
$1.17
|
|
|
$1.16
|
|
Min.: 1
Mult.: 1
:
3,000
|
|
|
XMC1300
|
SMD/SMT
|
TSSOP-16
|
ARM Cortex M0
|
32 kB
|
32 bit/16 bit
|
12 bit
|
32 MHz
|
14 I/O
|
16 kB
|
1.8 V
|
5.5 V
|
- 40 C
|
+ 105 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU 14 SOIC,105C, GREEN,1.6-3.6V,48MHz
- ATSAMD10C14A-SSNT
- Microchip Technology
-
1:
$1.47
-
2,342In Stock
|
Mouser Part No
556-ATSAMD10C14ASSNT
|
Microchip Technology
|
ARM Microcontrollers - MCU 14 SOIC,105C, GREEN,1.6-3.6V,48MHz
|
|
2,342In Stock
|
|
|
$1.47
|
|
|
$1.41
|
|
|
$1.34
|
|
|
$1.31
|
|
|
$1.20
|
|
Min.: 1
Mult.: 1
:
3,000
|
|
|
SAMD1/2x
|
SMD/SMT
|
SOIC-14
|
ARM Cortex M0
|
16 kB
|
32 bit
|
12 bit
|
48 MHz
|
22 I/O
|
4 kB
|
1.62 V
|
3.63 V
|
- 40 C
|
+ 105 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU 20 SOIC,105C, GREEN,1.6-3.6V,48MHz,USB
- ATSAMD11D14A-SSNT
- Microchip Technology
-
1:
$1.81
-
1,025In Stock
|
Mouser Part No
556-ATSAMD11D14ASSNT
|
Microchip Technology
|
ARM Microcontrollers - MCU 20 SOIC,105C, GREEN,1.6-3.6V,48MHz,USB
|
|
1,025In Stock
|
|
|
$1.81
|
|
|
$1.76
|
|
|
$1.48
|
|
|
$1.48
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
SAMD1/2x
|
SMD/SMT
|
SOIC-20
|
ARM Cortex M0
|
16 kB
|
32 bit
|
12 bit
|
48 MHz
|
18 I/O
|
4 kB
|
1.62 V
|
3.63 V
|
- 40 C
|
+ 105 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
- CY8C4014LQI-422
- Infineon Technologies
-
1:
$1.76
-
3,469In Stock
|
Mouser Part No
727-CY8C4014LQI-422
|
Infineon Technologies
|
ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
|
|
3,469In Stock
|
|
|
$1.76
|
|
|
$1.43
|
|
|
$1.36
|
|
|
$1.29
|
|
|
View
|
|
|
$1.23
|
|
|
$1.22
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4000
|
SMD/SMT
|
QFN-24
|
ARM Cortex M0
|
16 kB
|
32 bit
|
No ADC
|
16 MHz
|
20 I/O
|
2 kB
|
1.71 V
|
1.89 V
|
- 40 C
|
+ 85 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
- CY8C4014LQI-422T
- Infineon Technologies
-
1:
$2.58
-
2,212In Stock
|
Mouser Part No
727-CY8C4014LQI-422T
|
Infineon Technologies
|
ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
|
|
2,212In Stock
|
|
|
$2.58
|
|
|
$1.93
|
|
|
$1.73
|
|
|
$1.58
|
|
|
$1.28
|
|
|
View
|
|
|
$1.44
|
|
|
$1.35
|
|
|
$1.33
|
|
|
$1.27
|
|
Min.: 1
Mult.: 1
:
2,500
|
|
|
PSOC 4000
|
SMD/SMT
|
QFN-24
|
ARM Cortex M0
|
16 kB
|
32 bit
|
No ADC
|
16 MHz
|
20 I/O
|
2 kB
|
1.71 V
|
1.89 V
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
- CY8C4014SXI-421
- Infineon Technologies
-
1:
$2.26
-
1,687In Stock
|
Mouser Part No
727-CY8C4014SXI-421
|
Infineon Technologies
|
ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
|
|
1,687In Stock
|
|
|
$2.26
|
|
|
$1.67
|
|
|
$1.44
|
|
|
$1.33
|
|
|
View
|
|
|
$1.24
|
|
|
$1.10
|
|
|
$1.09
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4000
|
SMD/SMT
|
SOIC-16
|
ARM Cortex M0
|
16 kB
|
32 bit
|
No ADC
|
16 MHz
|
13 I/O
|
2 kB
|
1.71 V
|
1.89 V
|
- 40 C
|
+ 85 C
|
|
Tube
|
|
|
|
ARM Microcontrollers - MCU PSoC 4200M 32Bit MCU Programmable Analog
- CY8C4126AZI-M445
- Infineon Technologies
-
1:
$5.16
-
655In Stock
|
Mouser Part No
727-CY8C4126AZI-M445
|
Infineon Technologies
|
ARM Microcontrollers - MCU PSoC 4200M 32Bit MCU Programmable Analog
|
|
655In Stock
|
|
|
$5.16
|
|
|
$3.94
|
|
|
$3.63
|
|
|
$3.21
|
|
|
View
|
|
|
$3.11
|
|
|
$3.01
|
|
|
$2.88
|
|
|
$2.87
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4100
|
SMD/SMT
|
TQFP-64
|
ARM Cortex M0
|
64 kB
|
32 bit
|
12 bit
|
24 MHz
|
51 I/O
|
8 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU HMI-LEGACY PSOC4
- CY8C4246AXI-M443
- Infineon Technologies
-
1:
$8.05
-
4,278In Stock
|
Mouser Part No
727-CY8C4246AXI-M443
|
Infineon Technologies
|
ARM Microcontrollers - MCU HMI-LEGACY PSOC4
|
|
4,278In Stock
|
|
|
$8.05
|
|
|
$5.92
|
|
|
$5.51
|
|
|
$4.85
|
|
|
View
|
|
|
$4.61
|
|
|
$4.13
|
|
|
$3.38
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4200
|
SMD/SMT
|
TQFP-44
|
ARM Cortex M0
|
64 kB
|
32 bit
|
12 bit
|
48 MHz
|
38 I/O
|
8 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU PSoC 4 L-Series 64 kb Flash
- CY8C4246LTI-L445
- Infineon Technologies
-
1:
$12.40
-
259In Stock
|
Mouser Part No
727-CY8C4246LTI-L445
|
Infineon Technologies
|
ARM Microcontrollers - MCU PSoC 4 L-Series 64 kb Flash
|
|
259In Stock
|
|
|
$12.40
|
|
|
$9.64
|
|
|
$9.20
|
|
|
$7.99
|
|
|
View
|
|
|
$6.40
|
|
|
$6.38
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4200
|
SMD/SMT
|
QFN-68
|
ARM Cortex M0
|
64 kB
|
32 bit
|
12 bit
|
48 MHz
|
36 I/O
|
16 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 105 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU PSoC4
- CY8C4248BZI-L469
- Infineon Technologies
-
1:
$10.83
-
643In Stock
|
Mouser Part No
727-CY8C4248BZI-L469
|
Infineon Technologies
|
ARM Microcontrollers - MCU PSoC4
|
|
643In Stock
|
|
|
$10.83
|
|
|
$8.46
|
|
|
$7.86
|
|
|
$6.92
|
|
|
View
|
|
|
$6.58
|
|
|
$6.30
|
|
|
$6.11
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4200
|
SMD/SMT
|
VFBGA-124
|
ARM Cortex M0
|
256 kB
|
32 bit
|
12 bit
|
48 MHz
|
96 I/O
|
32 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash
- CY8C4248BZI-L479
- Infineon Technologies
-
1:
$14.22
-
520In Stock
|
Mouser Part No
727-CY8C4248BZI-L479
|
Infineon Technologies
|
ARM Microcontrollers - MCU PSoC 4 L-Series 256 kb Flash
|
|
520In Stock
|
|
|
$14.22
|
|
|
$10.80
|
|
|
$10.36
|
|
|
$9.12
|
|
|
View
|
|
|
$8.68
|
|
|
$7.75
|
|
|
$7.63
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4200
|
SMD/SMT
|
VFBGA-124
|
ARM Cortex M0
|
256 kB
|
32 bit
|
12 bit
|
48 MHz
|
98 I/O
|
32 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU 20 SOIC,105C, GREEN,1.6-3.6V,48MHz
- ATSAMD10D13A-SSNT
- Microchip Technology
-
1:
$1.51
-
1,455In Stock
|
Mouser Part No
556-ATSAMD10D13ASSNT
|
Microchip Technology
|
ARM Microcontrollers - MCU 20 SOIC,105C, GREEN,1.6-3.6V,48MHz
|
|
1,455In Stock
|
|
|
$1.51
|
|
|
$1.41
|
|
|
$1.40
|
|
|
$1.38
|
|
|
$1.38
|
|
|
$1.37
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
SAMD1/2x
|
SMD/SMT
|
SOIC-20
|
ARM Cortex M0
|
8 kB
|
32 bit
|
12 bit
|
48 MHz
|
22 I/O
|
4 kB
|
1.62 V
|
3.63 V
|
- 40 C
|
+ 105 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU 20 SOIC,105C, GREEN,1.6-3.6V,48MHz
- ATSAMD10D14A-SSNT
- Microchip Technology
-
1:
$1.63
-
1,500In Stock
|
Mouser Part No
556-ATSAMD10D14ASSNT
|
Microchip Technology
|
ARM Microcontrollers - MCU 20 SOIC,105C, GREEN,1.6-3.6V,48MHz
|
|
1,500In Stock
|
|
|
$1.63
|
|
|
$1.51
|
|
|
$1.49
|
|
|
$1.49
|
|
|
$1.48
|
|
Min.: 1
Mult.: 1
:
1,500
|
|
|
SAMD1/2x
|
SMD/SMT
|
SOIC-20
|
ARM Cortex M0
|
16 kB
|
32 bit
|
12 bit
|
48 MHz
|
18 I/O
|
4 kB
|
1.62 V
|
3.63 V
|
- 40 C
|
+ 105 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU 8KB Flash 2KB SRAM PSoC 4
- CY8C4013SXI-400
- Infineon Technologies
-
1:
$2.07
-
2,910In Stock
|
Mouser Part No
727-CY8C4013SXI-400
|
Infineon Technologies
|
ARM Microcontrollers - MCU 8KB Flash 2KB SRAM PSoC 4
|
|
2,910In Stock
|
|
|
$2.07
|
|
|
$1.54
|
|
|
$1.26
|
|
|
$1.19
|
|
|
View
|
|
|
$1.16
|
|
|
$1.12
|
|
|
$1.06
|
|
|
$0.991
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4000
|
SMD/SMT
|
SOIC-8
|
ARM Cortex M0
|
8 kB
|
32 bit
|
No ADC
|
16 MHz
|
5 I/O
|
2 kB
|
1.71 V
|
1.89 V
|
- 40 C
|
+ 85 C
|
|
Tube
|
|
|
|
ARM Microcontrollers - MCU PSOC4
- CY8C4124LQQ-443
- Infineon Technologies
-
1:
$3.80
-
970In Stock
|
Mouser Part No
727-CY8C4124LQQ-443
|
Infineon Technologies
|
ARM Microcontrollers - MCU PSOC4
|
|
970In Stock
|
|
|
$3.80
|
|
|
$2.87
|
|
|
$2.64
|
|
|
$2.38
|
|
|
View
|
|
|
$2.19
|
|
|
$2.09
|
|
|
$2.06
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4100
|
SMD/SMT
|
UFQFN-40
|
ARM Cortex M0
|
16 kB
|
32 bit
|
12 bit
|
24 MHz
|
34 I/O
|
4 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 105 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU 16KB Flash 4KB SRAM PSoC 4
- CY8C4124PVI-442
- Infineon Technologies
-
1:
$3.30
-
1,546In Stock
|
Mouser Part No
727-CY8C4124PVI-442
|
Infineon Technologies
|
ARM Microcontrollers - MCU 16KB Flash 4KB SRAM PSoC 4
|
|
1,546In Stock
|
|
|
$3.30
|
|
|
$2.62
|
|
|
$2.30
|
|
|
$2.14
|
|
|
View
|
|
|
$2.05
|
|
|
$2.00
|
|
|
$1.93
|
|
|
$1.83
|
|
Min.: 1
Mult.: 1
|
|
|
CY8C4124
|
SMD/SMT
|
SSOP-28
|
ARM Cortex M0
|
16 kB
|
32 bit
|
12 bit
|
24 MHz
|
24 I/O
|
4 kB
|
1.8 V
|
1.8 V
|
- 40 C
|
+ 85 C
|
|
Tube
|
|
|
|
ARM Microcontrollers - MCU PSoC 4200M 32Bit MCU Programmable Analog
- CY8C4247AXI-M485
- Infineon Technologies
-
1:
$4.76
-
1,166In Stock
|
Mouser Part No
727-CY8C4247AXI-M485
|
Infineon Technologies
|
ARM Microcontrollers - MCU PSoC 4200M 32Bit MCU Programmable Analog
|
|
1,166In Stock
|
|
|
$4.76
|
|
|
$4.69
|
|
|
$4.57
|
|
|
$4.43
|
|
|
Quote
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4200
|
SMD/SMT
|
TQFP-64
|
ARM Cortex M0
|
128 kB
|
32 bit
|
12 bit
|
48 MHz
|
51 I/O
|
16 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU PSoC 4200M 32Bit MCU Programmable Analog
- CY8C4247AZI-M475
- Infineon Technologies
-
1:
$5.35
-
1,588In Stock
|
Mouser Part No
727-CY8C4247AZI-M475
|
Infineon Technologies
|
ARM Microcontrollers - MCU PSoC 4200M 32Bit MCU Programmable Analog
|
|
1,588In Stock
|
|
|
$5.35
|
|
|
$4.00
|
|
|
$3.70
|
|
|
$3.34
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4200
|
SMD/SMT
|
TQFP-64
|
ARM Cortex M0
|
128 kB
|
32 bit
|
12 bit
|
48 MHz
|
51 I/O
|
16 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 85 C
|
|
Tray
|
|
|
|
ARM Microcontrollers - MCU 8KB Flash 2KB SRAM PSoC 4
- CY8C4013LQI-411T
- Infineon Technologies
-
1:
$0.761
-
3,877In Stock
|
Mouser Part No
727-CY8C4013LQI-411T
|
Infineon Technologies
|
ARM Microcontrollers - MCU 8KB Flash 2KB SRAM PSoC 4
|
|
3,877In Stock
|
|
|
$0.761
|
|
|
$0.759
|
|
|
$0.759
|
|
Min.: 1
Mult.: 1
:
2,500
|
|
|
PSOC 4000
|
SMD/SMT
|
UFQFN-16
|
ARM Cortex M0
|
8 kB
|
32 bit
|
No ADC
|
16 MHz
|
12 I/O
|
2 kB
|
1.71 V
|
1.89 V
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape
|
|
|
|
ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
- CY8C4014SXI-421T
- Infineon Technologies
-
1:
$3.42
-
1,855In Stock
|
Mouser Part No
727-CY8C4014SXI-421T
|
Infineon Technologies
|
ARM Microcontrollers - MCU 16KB Flash 2KB SRAM PSoC 4
|
|
1,855In Stock
|
|
|
$3.42
|
|
|
$2.26
|
|
|
$2.08
|
|
|
$1.81
|
|
|
$1.13
|
|
|
View
|
|
|
$1.70
|
|
|
$1.49
|
|
|
$1.21
|
|
|
$1.12
|
|
Min.: 1
Mult.: 1
:
2,500
|
|
|
PSOC 4000
|
SMD/SMT
|
SOIC-16
|
ARM Cortex M0
|
16 kB
|
32 bit
|
No ADC
|
16 MHz
|
13 I/O
|
2 kB
|
1.71 V
|
1.89 V
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU HMI-LEGACY PSOC4
- CY8C4124LQI-443T
- Infineon Technologies
-
1:
$3.90
-
2,289In Stock
|
Mouser Part No
727-CY8C4124LQI-443T
|
Infineon Technologies
|
ARM Microcontrollers - MCU HMI-LEGACY PSOC4
|
|
2,289In Stock
|
|
|
$3.90
|
|
|
$2.91
|
|
|
$2.59
|
|
|
$2.38
|
|
|
$1.86
|
|
|
View
|
|
|
$2.23
|
|
|
$2.14
|
|
|
$1.94
|
|
|
$1.85
|
|
Min.: 1
Mult.: 1
:
2,500
|
|
|
PSOC 4100
|
SMD/SMT
|
UFQFN-40
|
ARM Cortex M0
|
16 kB
|
32 bit
|
12 bit
|
24 MHz
|
34 I/O
|
4 kB
|
1.8 V
|
1.8 V
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape, MouseReel
|
|
|
|
ARM Microcontrollers - MCU 16KB Flash 4KB SRAM PSoC 4
- CY8C4124PVI-442T
- Infineon Technologies
-
1:
$3.58
-
2,953In Stock
|
Mouser Part No
727-CY8C4124PVI-442T
|
Infineon Technologies
|
ARM Microcontrollers - MCU 16KB Flash 4KB SRAM PSoC 4
|
|
2,953In Stock
|
|
|
$3.58
|
|
|
$2.70
|
|
|
$2.47
|
|
|
$2.23
|
|
|
$1.84
|
|
|
View
|
|
|
$2.11
|
|
|
$2.07
|
|
|
$1.83
|
|
Min.: 1
Mult.: 1
:
1,000
|
|
|
PSOC 4100
|
SMD/SMT
|
SSOP-24
|
ARM Cortex M0
|
16 kB
|
32 bit
|
12 bit
|
24 MHz
|
24 I/O
|
4 kB
|
1.8 V
|
1.8 V
|
- 40 C
|
+ 85 C
|
|
Reel, Cut Tape
|
|
|
|
ARM Microcontrollers - MCU 32KB Flash 4KB SRAM PSoC 4
- CY8C4125PVI-482
- Infineon Technologies
-
1:
$3.79
-
1,507In Stock
|
Mouser Part No
727-CY8C4125PVI-482
|
Infineon Technologies
|
ARM Microcontrollers - MCU 32KB Flash 4KB SRAM PSoC 4
|
|
1,507In Stock
|
|
|
$3.79
|
|
|
$2.86
|
|
|
$2.50
|
|
|
$2.33
|
|
|
View
|
|
|
$2.16
|
|
|
$2.07
|
|
|
$1.97
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSoC4100
|
SMD/SMT
|
SSOP-28
|
ARM Cortex M0
|
32 kB
|
32 bit
|
12 bit
|
24 MHz
|
24 I/O
|
4 kB
|
1.71 V
|
1.89 V
|
- 40 C
|
+ 85 C
|
|
Tube
|
|
|
|
ARM Microcontrollers - MCU HMI-LEGACY PSOC4
- CY8C4248LTQ-L485
- Infineon Technologies
-
1:
$8.15
-
1,018In Stock
|
Mouser Part No
727-CY8C4248LTQ-L485
|
Infineon Technologies
|
ARM Microcontrollers - MCU HMI-LEGACY PSOC4
|
|
1,018In Stock
|
|
|
$8.15
|
|
|
$8.12
|
|
|
$8.11
|
|
|
View
|
|
|
Quote
|
|
Min.: 1
Mult.: 1
|
|
|
PSOC 4200L
|
SMD/SMT
|
QFN-68
|
ARM Cortex M0
|
256 kB
|
32 bit
|
12 bit
|
48 MHz
|
57 I/O
|
32 kB
|
1.71 V
|
5.5 V
|
- 40 C
|
+ 105 C
|
|
Tray
|
|
South Africa
