ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN
STM32C542KCT6
STMicroelectronics
1:
HK$27.37
189 In Stock
New Product
Mouser Part No 511-STM32C542KCT6
New Product
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 256 KB flash, 64 KB RAM, I3C, Dual FDCAN
189 In Stock
1
HK$27.37
10
HK$17.84
25
HK$16.36
100
HK$14.06
250
View
250
HK$13.23
500
HK$11.59
1,000
HK$9.12
Buy
Min.: 1 Mult.: 1
Details
STM32C5
SMD/SMT
LQFP-32
ARM Cortex M33
256 kB
32 bit
12 bit
144 MHz
25 I/O
64 kB
2.7 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU MCU RA0E1 ARM CM23 32MHz 32K/12K QFP32
R7FA0E1053CFJ#HA0
Renesas Electronics
1:
HK$17.10
9,290 In Stock
Mouser Part No 968-R7FA0E1053CFJHA0
Renesas Electronics
ARM Microcontrollers - MCU MCU RA0E1 ARM CM23 32MHz 32K/12K QFP32
9,290 In Stock
Alternative Packaging
1
HK$17.10
10
HK$10.93
25
HK$9.78
100
HK$8.02
2,000
HK$5.15
4,000
View
250
HK$7.00
500
HK$6.63
1,000
HK$5.57
4,000
HK$5.01
Buy
Min.: 1 Mult.: 1
Reel :2,000
Details
RA0E1
SMD/SMT
LQFP-32
ARM Cortex M23
32 kB
32 bit
12 bit
32 MHz
26 I/O
12 kB
1.6 V
5.5 V
- 40 C
+ 105 C
Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU
+1 image
STM32L051K8T6TR
STMicroelectronics
1:
HK$24.25
22,698 In Stock
Mouser Part No 511-STM32L051K8T6TR
STMicroelectronics
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU
22,698 In Stock
1
HK$24.25
10
HK$18.17
25
HK$16.60
100
HK$14.96
2,400
HK$11.10
4,800
View
250
HK$14.14
500
HK$13.65
1,000
HK$12.00
4,800
HK$10.85
Buy
Min.: 1 Mult.: 1
Reel :2,400
Details
STM32L051K8
SMD/SMT
LQFP-32
ARM Cortex M0+
64 kB
32 bit
12 bit
32 MHz
27 I/O
8 kB
1.8 V
3.6 V
- 40 C
+ 85 C
Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32 Kbytes of Flash , 32 MHz CPU, USB
+1 image
STM32L052K6T6
STMicroelectronics
1:
HK$21.78
10,739 In Stock
Mouser Part No 511-STM32L052K6T6
STMicroelectronics
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32 Kbytes of Flash , 32 MHz CPU, USB
10,739 In Stock
1
HK$21.78
10
HK$16.28
25
HK$14.88
100
HK$13.32
250
View
250
HK$12.58
500
HK$12.17
1,000
HK$11.75
Buy
Min.: 1 Mult.: 1
Details
STM32L052K6
SMD/SMT
LQFP-32
ARM Cortex M0+
32 kB
32 bit
12 bit
32 MHz
27 I/O
8 kB
1.8 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB, AES
STM32L082KZT6
STMicroelectronics
1:
HK$40.69
8,540 In Stock
Mouser Part No 511-STM32L082KZT6
STMicroelectronics
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 192-Kbytes of Flash , 32 MHz CPU, USB, AES
8,540 In Stock
1
HK$40.69
10
HK$31.89
25
HK$29.43
100
HK$26.63
250
View
250
HK$25.40
500
HK$24.58
1,000
HK$22.85
1,500
HK$21.54
4,500
HK$21.45
Buy
Min.: 1 Mult.: 1
Details
STM32L082KZ
SMD/SMT
LQFP-32
ARM Cortex M0+
192 kB
32 bit
12 bit
32 MHz
25 I/O
20 kB
1.8 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU KINETIS E SERIES 64K FLASH 4K RAM 40MHz 32LQFP
+1 image
S9KEAZN64AVLC
NXP Semiconductors
1:
HK$30.33
8,738 In Stock
Mouser Part No 841-S9KEAZN64AVLC
NXP Semiconductors
ARM Microcontrollers - MCU KINETIS E SERIES 64K FLASH 4K RAM 40MHz 32LQFP
8,738 In Stock
Alternative Packaging
1
HK$30.33
10
HK$22.85
25
HK$20.96
100
HK$18.91
250
View
250
HK$17.84
500
HK$16.11
1,000
HK$15.54
2,500
HK$14.55
Buy
Min.: 1 Mult.: 1
KEA
SMD/SMT
LQFP-32
ARM Cortex M0+
64 kB
32 bit
12 bit
40 MHz
28 I/O
4 kB
2.7 V
5.5 V
- 40 C
+ 105 C
AEC-Q100
Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 32 Kbytes of Flash Math Accel, Medium Analo
+1 image
STM32G431K6T6
STMicroelectronics
1:
HK$45.70
3,068 In Stock
9,000 On Order
Mouser Part No 511-STM32G431K6T6
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 32 Kbytes of Flash Math Accel, Medium Analo
3,068 In Stock
9,000 On Order
View Dates
Stock:
3,068 Can Dispatch Immediately
On Order:
6,000 Expected 17/8/2026
3,000 Expected 21/9/2026
Factory Lead Time:
52 Weeks
1
HK$45.70
10
HK$34.69
25
HK$31.98
100
HK$28.93
250
View
250
HK$27.45
500
HK$24.82
1,000
HK$21.70
1,500
HK$21.29
4,500
HK$20.47
Buy
Min.: 1 Mult.: 1
Details
STM32G4
SMD/SMT
LQFP-32
ARM Cortex M4
32 kB
32 bit
2 x 12 bit
170 MHz
26 I/O
32 kB
1.71 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 32 Kbytes of Flash 48 MHz CPU, motor co
STM32F031K6T6
STMicroelectronics
1:
HK$28.36
2,171 In Stock
Mouser Part No 511-STM32F031K6T6
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 Access line MCU 32 Kbytes of Flash 48 MHz CPU, motor co
2,171 In Stock
1
HK$28.36
10
HK$21.37
25
HK$19.56
100
HK$17.67
250
View
250
HK$16.69
500
HK$16.11
1,000
HK$14.55
1,500
HK$14.14
Buy
Min.: 1 Mult.: 1
Details
STM32F031K6
SMD/SMT
LQFP-32
ARM Cortex M0
32 kB
32 bit
12 bit
48 MHz
25 I/O
4 kB
2 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU
+1 image
STM32L051K8T6
STMicroelectronics
1:
HK$24.25
6,237 In Stock
Mouser Part No 511-STM32L051K8T6
STMicroelectronics
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 64 Kbytes of Flash , 32 MHz CPU
6,237 In Stock
1
HK$24.25
10
HK$17.67
25
HK$16.36
100
HK$14.71
250
View
250
HK$14.06
500
HK$13.23
1,000
HK$11.26
1,500
HK$10.28
4,500
HK$9.95
Buy
Min.: 1 Mult.: 1
Details
STM32L051K8
SMD/SMT
LQFP-32
ARM Cortex M0+
64 kB
32 bit
12 bit
32 MHz
27 I/O
8 kB
1.8 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of of Flash , USB
STM32L422KBT6
STMicroelectronics
1:
HK$34.36
2,580 In Stock
Mouser Part No 511-STM32L422KBT6
STMicroelectronics
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 128 Kbytes of of Flash , USB
2,580 In Stock
1
HK$34.36
10
HK$26.06
25
HK$23.92
100
HK$21.62
250
View
250
HK$20.55
500
HK$19.89
1,000
HK$19.15
1,500
HK$18.58
Buy
Min.: 1 Mult.: 1
Details
STM32L422KB
SMD/SMT
LQFP-32
ARM Cortex M4
128 kB
32 bit
2 x 12 bit
80 MHz
26 I/O
40 kB
1.71 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Kinetis KV10: 75MHz Cortex-M0+ Real-time Control MCU, 32KB Flash, 8KB SRAM, 32-LQFP
MKV10Z32VLC7
NXP Semiconductors
1:
HK$48.66
1,168 In Stock
Mouser Part No 841-MKV10Z32VLC7
NXP Semiconductors
ARM Microcontrollers - MCU Kinetis KV10: 75MHz Cortex-M0+ Real-time Control MCU, 32KB Flash, 8KB SRAM, 32-LQFP
1,168 In Stock
Alternative Packaging
1
HK$48.66
10
HK$33.46
25
HK$31.24
100
HK$27.45
250
View
250
HK$26.06
500
HK$23.34
1,000
HK$20.22
2,500
HK$20.14
Buy
Min.: 1 Mult.: 1
Details
KV1x
SMD/SMT
LQFP-32
ARM Cortex M0+
32 kB
32 bit/16 bit
16 bit
75 MHz
28 I/O
8 kB
1.71 V
3.6 V
- 40 C
+ 105 C
Tray
ARM Microcontrollers - MCU Mainstream Value-Line Arm Cortex-M0+ MCU 32 Kbytes of Flash 8 Kbytes RAM, 64 MHz
+1 image
STM32G030K6T6
STMicroelectronics
1:
HK$16.28
12,838 In Stock
Mouser Part No 511-STM32G030K6T6
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Value-Line Arm Cortex-M0+ MCU 32 Kbytes of Flash 8 Kbytes RAM, 64 MHz
12,838 In Stock
Alternative Packaging
1
HK$16.28
10
HK$11.75
25
HK$11.26
100
HK$9.37
250
View
250
HK$8.80
500
HK$7.69
1,000
HK$6.79
4,500
HK$6.77
Buy
Min.: 1 Mult.: 1
Details
STM32G0
SMD/SMT
LQFP-32
ARM Cortex M0+
32 kB
32 bit
12 bit
64 MHz
29 I/O
8 kB
2 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 128 Kbytes of Flash Math Accel, Medium Anal
STM32G441KBT6
STMicroelectronics
1:
HK$49.90
1,166 In Stock
Mouser Part No 511-STM32G441KBT6
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Arm Cortex-M4 MCU 170 MHz 128 Kbytes of Flash Math Accel, Medium Anal
1,166 In Stock
1
HK$49.90
10
HK$38.22
25
HK$35.35
100
HK$32.14
250
View
250
HK$30.58
500
HK$28.77
1,000
HK$25.65
1,500
HK$25.56
Buy
Min.: 1 Mult.: 1
Details
STM32G4
SMD/SMT
LQFP-32
ARM Cortex M4
128 kB
32 bit
12 bit
150 MHz
26 I/O
32 kB
1.71 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 USB line MCU 16 Kbytes of Flash 48 MHz CPU, USB, CAN &
STM32F042K4T6
STMicroelectronics
1:
HK$31.15
1,025 In Stock
Mouser Part No 511-STM32F042K4T6
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0 USB line MCU 16 Kbytes of Flash 48 MHz CPU, USB, CAN &
1,025 In Stock
Alternative Packaging
1
HK$31.15
10
HK$23.51
25
HK$21.62
100
HK$19.48
250
View
250
HK$18.50
500
HK$17.92
1,000
HK$17.34
1,500
HK$16.77
4,500
HK$16.60
Buy
Min.: 1 Mult.: 1
Details
STM32F042K4
SMD/SMT
LQFP-32
ARM Cortex M0
16 kB
32 bit
12 bit
48 MHz
26 I/O
6 kB
1.65 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes of Flash , 32 MHz CPU
+1 image
STM32L011K4T6D
STMicroelectronics
1:
HK$19.40
4,321 In Stock
Mouser Part No 511-STM32L011K4T6D
STMicroelectronics
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 16-Kbytes of Flash , 32 MHz CPU
4,321 In Stock
1
HK$19.40
10
HK$14.39
25
HK$13.15
100
HK$11.75
250
View
250
HK$11.10
500
HK$10.19
1,500
HK$8.71
Buy
Min.: 1 Mult.: 1
Details
STM32L011K4
SMD/SMT
LQFP-32
ARM Cortex M0+
16 kB
32 bit
12 bit
32 MHz
26 I/O
2 kB
1.65 V
3.6 V
- 40 C
+ 85 C
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32 Kbytes of Flash , 32 MHz CPU
+1 image
STM32L051K6T6
STMicroelectronics
1:
HK$17.59
10,782 In Stock
Mouser Part No 511-STM32L051K6T6
STMicroelectronics
ARM Microcontrollers - MCU Ultra-low-power Arm Cortex-M0+ MCU 32 Kbytes of Flash , 32 MHz CPU
10,782 In Stock
1
HK$17.59
10
HK$14.80
25
HK$14.14
100
HK$13.32
250
View
250
HK$12.99
500
HK$12.74
1,000
HK$11.43
1,500
HK$10.19
4,500
HK$10.03
Buy
Min.: 1 Mult.: 1
Details
STM32L051K6
SMD/SMT
LQFP-32
ARM Cortex M0+
32 kB
32 bit
12 bit
32 MHz
27 I/O
8 kB
1.8 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU MCU RA2E1 ARM CM23 48MHz 64K/16K QFP32
R7FA2E1A73CFJ#AA0
Renesas Electronics
1:
HK$17.84
2,340 In Stock
Mouser Part No 968-R7FA2E1A73CFJAA0
Renesas Electronics
ARM Microcontrollers - MCU MCU RA2E1 ARM CM23 48MHz 64K/16K QFP32
2,340 In Stock
Alternative Packaging
1
HK$17.84
10
HK$13.15
25
HK$12.00
100
HK$10.69
250
View
250
HK$10.03
500
HK$9.62
1,000
HK$9.29
2,500
HK$9.04
5,000
HK$8.80
Buy
Min.: 1 Mult.: 1
Details
RA2E1
SMD/SMT
LQFP-32
ARM Cortex M23
64 kB
32 bit
12 bit
48 MHz
26 I/O
16 kB
1.6 V
5.5 V
- 40 C
+ 105 C
Tray
ARM Microcontrollers - MCU Ultra-low power Arm Cortex-M0+ MCU 64-Kbyte of Flash , 32 MHz CPU, USB
+1 image
STM32L052K8T7
STMicroelectronics
1:
HK$27.29
1,140 In Stock
Mouser Part No 511-STM32L052K8T7
STMicroelectronics
ARM Microcontrollers - MCU Ultra-low power Arm Cortex-M0+ MCU 64-Kbyte of Flash , 32 MHz CPU, USB
1,140 In Stock
1
HK$27.29
10
HK$20.55
25
HK$18.82
100
HK$16.93
250
View
250
HK$16.03
500
HK$15.45
1,000
HK$12.82
1,500
HK$12.74
4,500
HK$12.66
Buy
Min.: 1 Mult.: 1
Details
STM32L052K8
SMD/SMT
LQFP-32
ARM Cortex M0+
64 kB
32 bit
12 bit
32 MHz
27 I/O
8 kB
1.8 V
3.6 V
- 40 C
+ 105 C
Tray
ARM Microcontrollers - MCU Kinetis E series 32K flash 20Mhz
MKE02Z32VLC2
NXP Semiconductors
1:
HK$33.29
2,782 In Stock
Mouser Part No 841-MKE02Z32VLC2
NXP Semiconductors
ARM Microcontrollers - MCU Kinetis E series 32K flash 20Mhz
2,782 In Stock
Alternative Packaging
1
HK$33.29
10
HK$25.15
25
HK$23.10
100
HK$20.88
250
View
250
HK$19.81
500
HK$19.15
1,000
HK$18.66
2,500
HK$18.00
5,000
HK$17.92
Buy
Min.: 1 Mult.: 1
Details
KE02
SMD/SMT
LQFP-32
ARM Cortex M0+
32 kB
32 bit
12 bit
20 MHz
28 I/O
4 kB
2.7 V
5.5 V
- 40 C
+ 105 C
Tray
ARM Microcontrollers - MCU KINETIS E SERIES 32K FLASH 4K RAM 40MHz 32LQFP
+1 image
S9KEAZN32AMLC
NXP Semiconductors
1:
HK$25.65
2,487 In Stock
Mouser Part No 841-S9KEAZN32AMLC
NXP Semiconductors
ARM Microcontrollers - MCU KINETIS E SERIES 32K FLASH 4K RAM 40MHz 32LQFP
2,487 In Stock
Alternative Packaging
1
HK$25.65
10
HK$19.23
25
HK$17.92
100
HK$16.19
250
View
250
HK$15.62
500
HK$14.80
1,000
HK$14.22
2,500
HK$14.14
5,000
HK$13.81
Buy
Min.: 1 Mult.: 1
Details
KEA
SMD/SMT
LQFP-32
ARM Cortex M0+
32 kB
32 bit
12 bit
40 MHz
28 I/O
4 kB
2.7 V
5.5 V
- 40 C
+ 125 C
AEC-Q100
Tray
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 32 Kbytes of Flash 7
STM32F303K6T6
STMicroelectronics
1:
HK$48.83
1,242 In Stock
Mouser Part No 511-STM32F303K6T6
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 32 Kbytes of Flash 7
1,242 In Stock
1
HK$48.83
10
HK$37.48
25
HK$34.61
100
HK$31.40
250
View
250
HK$29.92
1,000
HK$27.29
1,500
HK$27.21
Buy
Min.: 1 Mult.: 1
Details
STM32F3
SMD/SMT
LQFP-32
ARM Cortex M4
32 kB
32 bit
2 x 6 bit/8 bit/10 bit/12 bit
72 MHz
34 I/O
16 kB
2 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes of Flash 36 Kbytes RAM, 64 MHz CPU, 4x
+1 image
STM32G071KBT6N
STMicroelectronics
1:
HK$26.80
1,902 In Stock
Mouser Part No 511-STM32G071KBT6N
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Arm Cortex-M0+ MCU 128 Kbytes of Flash 36 Kbytes RAM, 64 MHz CPU, 4x
1,902 In Stock
1
HK$26.80
10
HK$20.14
25
HK$18.33
100
HK$16.60
250
View
250
HK$15.70
500
HK$15.21
1,000
HK$14.55
1,500
HK$13.65
Buy
Min.: 1 Mult.: 1
Details
STM32G0
SMD/SMT
LQFP-32
ARM Cortex M0+
128 kB
32 bit
12 bit
64 MHz
30 I/O
36 kB
1.7 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Cortex M0 16kB 48MHz Motor CTRL SRAM MCU
STM32F051K4T6
STMicroelectronics
1:
HK$30.09
873 In Stock
Mouser Part No 511-STM32F051K4T6
STMicroelectronics
ARM Microcontrollers - MCU Cortex M0 16kB 48MHz Motor CTRL SRAM MCU
873 In Stock
Alternative Packaging
1
HK$30.09
10
HK$22.69
25
HK$20.80
100
HK$18.74
250
View
250
HK$17.76
500
HK$17.18
1,000
HK$16.60
1,500
HK$16.11
4,500
HK$15.78
Buy
Min.: 1 Mult.: 1
Details
STM32F051K4
SMD/SMT
LQFP-32
ARM Cortex M0
16 kB
32 bit
12 bit
48 MHz
25 I/O
8 kB
2 V
3.6 V
- 40 C
+ 85 C
Tray
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 32-Kbytes of Flash 7
STM32F334K6T7
STMicroelectronics
1:
HK$54.33
2,542 In Stock
Mouser Part No 511-STM32F334K6T7
STMicroelectronics
ARM Microcontrollers - MCU Mainstream Mixed signals MCUs Arm Cortex-M4 core DSP & FPU, 32-Kbytes of Flash 7
2,542 In Stock
1
HK$54.33
10
HK$41.76
25
HK$37.81
100
HK$35.18
250
View
250
HK$33.54
500
HK$32.47
1,000
HK$30.33
1,500
HK$29.51
Buy
Min.: 1 Mult.: 1
Details
STM32F3
SMD/SMT
LQFP-32
ARM Cortex M4
32 kB
32 bit
2 x 6 bit/8 bit/10 bit/12 bit
72 MHz
35 I/O
12 kB
2 V
3.6 V
- 40 C
+ 105 C
Tray
ARM Microcontrollers - MCU KINETIS E SERIES 32K FLASH 4K RAM 40MHz 32LQFP
S9KEAZN32ACLC
NXP Semiconductors
1:
HK$23.10
1,032 In Stock
Mouser Part No 841-S9KEAZN32ACLC
NXP Semiconductors
ARM Microcontrollers - MCU KINETIS E SERIES 32K FLASH 4K RAM 40MHz 32LQFP
1,032 In Stock
1
HK$23.10
10
HK$17.26
25
HK$16.28
100
HK$14.71
250
View
250
HK$14.22
500
HK$13.40
1,000
HK$12.99
2,500
HK$12.91
5,000
HK$12.58
Buy
Min.: 1 Mult.: 1
Details
KEA
SMD/SMT
LQFP-32
ARM Cortex M0+
32 kB
32 bit
12 bit
40 MHz
28 I/O
4 kB
2.7 V
5.5 V
- 40 C
+ 85 C
AEC-Q100
Tray
Hong Kong
