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Microchip 89S Series 8-bit Microcontrollers - MCU

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Manufacturer = Microchip Series = 89S

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Part #

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

AT89S52-24AU
Microchip Technology
1: $3.16
4,007In Stock

Mfr. Part No.
AT89S52-24AU

Mouser Part No
556-A89S52-24AU

Microchip Technology

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

Datasheet

4,007In Stock

$3.16

$2.89

$2.63

Min.: 1
Mult.: 1

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 4K ISP FLASH 2.7 TO 5.5V - 24MHz

AT89S51-24AU
Microchip Technology
1: $2.92
5,104In Stock

Mfr. Part No.
AT89S51-24AU

Mouser Part No
556-A89S51-24AU

Microchip Technology

8-bit Microcontrollers - MCU 4K ISP FLASH 2.7 TO 5.5V - 24MHz

Datasheet

5,104In Stock

$2.92

$2.68

$2.43

Min.: 1
Mult.: 1

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 4kB Flash 128B RAM 33MHz 4.0V-5.5V

AT89S51-24PU
Microchip Technology
1: $4.61
860In Stock

Mfr. Part No.
AT89S51-24PU

Mouser Part No
556-A89S51-24PU

Microchip Technology

8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V

Datasheet

860In Stock

$4.61

Min.: 1
Mult.: 1

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 8kB Flash 256B RAM 33MHz 4.0V-5.5V

AT89S52-24PU
Microchip Technology
1: $5.12
3,871In Stock
4,840Expected 29/6/2026

Mfr. Part No.
AT89S52-24PU

Mouser Part No
556-A89S52-24PU

Microchip Technology

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

Datasheet

3,871In Stock

4,840Expected 29/6/2026

$5.12

Min.: 1
Mult.: 1

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: $3.75
1,436In Stock

Mfr. Part No.
AT89S8253-24AU

Mouser Part No
556-A89S8253-24AU

Microchip Technology

8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V

Datasheet

1,436In Stock

$3.75

Min.: 1
Mult.: 1

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: $6.19
810In Stock

Mfr. Part No.
AT89S8253-24PU

Mouser Part No
556-A89S8253-24PU

Microchip Technology

8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V

Datasheet

810In Stock

$6.19

Min.: 1
Mult.: 1

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 4kB Flash 128B RAM 33MHz 4.0V-5.5V

AT89S51-24JU
Microchip Technology
1: $6.63
374In Stock

Mfr. Part No.
AT89S51-24JU

Mouser Part No
556-A89S51-24JU

Microchip Technology

8-bit Microcontrollers - MCU 4kB Flash 128B RAM 33MHz 4.0V-5.5V

Datasheet

374In Stock

$6.63

Min.: 1
Mult.: 1

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 12kB Flash 256B RAM 2.7V-5.5V

AT89S8253-24JU
Microchip Technology
1: $6.55
1,165In Stock

Mfr. Part No.
AT89S8253-24JU

Mouser Part No
556-A89S8253-24JU

Microchip Technology

8-bit Microcontrollers - MCU 12kB Flash 256B RAM 2.7V-5.5V

Datasheet

1,165In Stock

$6.55

Min.: 1
Mult.: 1

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

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

AT89S52-24JU
Microchip Technology
1: $5.27
1,129In Stock
1,107Expected 23/7/2026

Mfr. Part No.
AT89S52-24JU

Mouser Part No
556-AT89S52-24JU

Microchip Technology

8-bit Microcontrollers - MCU 8kB Flash 256B RAM 33MHz 4.0V-5.5V

Datasheet

1,129In Stock

1,107Expected 23/7/2026

$5.27

Min.: 1
Mult.: 1

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 2K FLASH 24MHZ SOIC

AT89S2051-24SU
Microchip Technology
1: $3.63
Lead-Time 8 Weeks

Mfr. Part No.
AT89S2051-24SU

Mouser Part No
556-A89S2051-24SU

Microchip Technology

8-bit Microcontrollers - MCU 2K FLASH 24MHZ SOIC

Datasheet

Lead-Time 8 Weeks

$3.63

Min.: 1
Mult.: 1

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

Microchip 89S Series 8-bit Microcontrollers - MCU

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