8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V
+1 image
AT89S51-24JU
Microchip Technology
1:
S/18.57
376 In Stock
Mouser Part #
556-A89S51-24JU
Microchip Technology
8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V
376 In Stock
1
S/18.57
10
S/16.97
27
S/16.27
Buy
Min.: 1
Mult.: 1
Details
8051
4 kB
128 B
PLCC-44
24 MHz
No ADC
32 I/O
4 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89S
Tube
8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz
AT89S51-24AU
Microchip Technology
1:
S/8.17
4,874 In Stock
Mouser Part #
556-A89S51-24AU
Microchip Technology
8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz
4,874 In Stock
1
S/8.17
25
S/7.51
100
S/6.81
Buy
Min.: 1
Mult.: 1
Details
8051
4 kB
128 B
TQFP-44
24 MHz
No ADC
32 I/O
4 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89S
Tray
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V
AT89S52-24PU
Microchip Technology
1:
S/14.32
7,114 In Stock
Mouser Part #
556-A89S52-24PU
Microchip Technology
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V
7,114 In Stock
1
S/14.32
30
S/13.16
100
S/11.95
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Min.: 1
Mult.: 1
Details
8051
8 kB
256 B
PDIP-40
24 MHz
No ADC
32 I/O
4 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
89S
Tube
8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V
AT89S8253-24AU
Microchip Technology
1:
S/10.51
1,760 In Stock
Mouser Part #
556-A89S8253-24AU
Microchip Technology
8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V
1,760 In Stock
Buy
Min.: 1
Mult.: 1
Details
8051
12 kB
256 B
TQFP-44
24 MHz
No ADC
32 I/O
2.7 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89S
Tray
8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V
AT89S8253-24PU
Microchip Technology
1:
S/17.32
770 In Stock
Mouser Part #
556-A89S8253-24PU
Microchip Technology
8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V
770 In Stock
1
S/17.32
30
S/15.92
100
S/15.30
Buy
Min.: 1
Mult.: 1
Details
8051
12 kB
256 B
PDIP-40
24 MHz
No ADC
32 I/O
2.7 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
89S
Tube
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V
+1 image
AT89S52-24JU
Microchip Technology
1:
S/14.75
1,798 In Stock
Mouser Part #
556-AT89S52-24JU
Microchip Technology
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V
1,798 In Stock
1
S/14.75
27
S/13.51
108
S/13.08
Buy
Min.: 1
Mult.: 1
Details
8051
8 kB
256 B
PLCC-44
24 MHz
No ADC
32 I/O
4 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89S
Tube
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V
AT89S52-24AU
Microchip Technology
1:
S/8.84
2,796 In Stock
Mouser Part #
556-A89S52-24AU
Microchip Technology
8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V
2,796 In Stock
Alternative Packaging
Buy
Min.: 1
Mult.: 1
Details
8051
8 kB
256 B
TQFP-44
24 MHz
No ADC
32 I/O
4 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89S
Tray
8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC
AT89S2051-24SU
Microchip Technology
1:
S/10.16
504 In Stock
Mouser Part #
556-A89S2051-24SU
Microchip Technology
8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC
504 In Stock
Buy
Min.: 1
Mult.: 1
Details
8051
2 kB
256 B
SOIC-20
24 MHz
No ADC
15 I/O
2.7 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89S
Tube
8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V
AT89S51-24PU
Microchip Technology
1:
S/12.92
2,139 In Stock
Mouser Part #
556-A89S51-24PU
Microchip Technology
8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V
2,139 In Stock
Buy
Min.: 1
Mult.: 1
Details
8051
4 kB
128 B
PDIP-40
24 MHz
No ADC
32 I/O
4 V
5.5 V
Through Hole
8 bit
- 40 C
+ 85 C
89S
Tube
8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V
+1 image
AT89S8253-24JU
Microchip Technology
1:
S/18.33
3,145 On Order
Mouser Part #
556-A89S8253-24JU
Microchip Technology
8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V
3,145 On Order
View Dates
On Order:
364 Expected 8/7/2026
2,781 Expected 9/24/2026
Factory Lead-Time:
9 Weeks
Buy
Min.: 1
Mult.: 1
Details
8051
12 kB
256 B
PLCC-44
24 MHz
No ADC
32 I/O
2.7 V
5.5 V
SMD/SMT
8 bit
- 40 C
+ 85 C
89S
Tube