.hide-partial { max-height: none; } .show-more { display: none; }

PIC16F 8-bit Microcontrollers - MCU

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 310

Applied Filters:

Processor Series = PIC16F

Core

Program Memory Size

Data RAM Size

Package/Case

Maximum Clock Frequency

ADC Resolution

Number of I/Os

Supply Voltage - Min

Supply Voltage - Max

Mounting Style

Maximum Operating Temperature

Series

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

PIC16F18175-E/PT
Microchip Technology
1: HK$13.81
478In Stock
New At Mouser

Mfr. Part No.
PIC16F18175-E/PT

Mouser Part No
579-PIC16F18175-E/PT

New At Mouser

Microchip Technology

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

Learn More

Datasheet

478In Stock

HK$13.81

Min.: 1
Mult.: 1

RISC

14 kB

1 kB

TQFP-48

32 MHz

12 bit

36 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tray

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

PIC16F18176-E/MP
Microchip Technology
1: HK$12.08
438In Stock
New At Mouser

Mfr. Part No.
PIC16F18176-E/MP

Mouser Part No
579-PIC16F18176-E/MP

New At Mouser

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

Learn More

Datasheet

438In Stock

HK$12.08

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

QFN-40

32 MHz

12 bit

36 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

PIC16F17156-E/STX
Microchip Technology
1: HK$9.21
519In Stock
New At Mouser

Mfr. Part No.
PIC16F17156-E/STX

Mouser Part No
579-PIC16F17156E/STX

New At Mouser

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

Learn More

Datasheet

519In Stock

HK$9.21

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

VQFN-28

32 MHz

12 bit

25 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

PIC16F17176-E/MP
Microchip Technology
1: HK$12.33
438In Stock
New At Mouser

Mfr. Part No.
PIC16F17176-E/MP

Mouser Part No
579-PIC16F17176-E/MP

New At Mouser

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

Learn More

Datasheet

438In Stock

HK$12.33

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

QFN-40

32 MHz

12 bit

36 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

PIC16F18154-E/SS
Microchip Technology
1: HK$10.28
500In Stock
New At Mouser

Mfr. Part No.
PIC16F18154-E/SS

Mouser Part No
579-PIC16F18154-E/SS

New At Mouser

Microchip Technology

8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

Learn More

Datasheet

500In Stock

HK$10.28

Min.: 1
Mult.: 1

RISC

7 kB

512 B

SSOP-20

32 MHz

12 bit

25 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

PIC16F18156-E/SS
Microchip Technology
1: HK$11.84
502In Stock
New At Mouser

Mfr. Part No.
PIC16F18156-E/SS

Mouser Part No
579-PIC16F18156-E/SS

New At Mouser

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

Learn More

Datasheet

502In Stock

HK$11.84

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

SSOP-20

32 MHz

12 bit

25 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tube

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

PIC16LF19156T-I/SS
Microchip Technology
1: HK$15.78
917In Stock

Mfr. Part No.
PIC16LF19156T-I/SS

Mouser Part No
579-PIC16LF19156TISS

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

Learn More

Datasheet

917In Stock

Cut Tape

HK$15.78

HK$14.63

Reel

HK$14.63

HK$14.47

Quote

Min.: 1
Mult.: 1

: 2,100

PIC16

28 kB

2 kB

SSOP-28

32 MHz

12 bit

24 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F191xx

Reel, Cut Tape

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

PIC16F19185T-I/MV
Microchip Technology
1: HK$19.56
922In Stock

Mfr. Part No.
PIC16F19185T-I/MV

Mouser Part No
579-PIC16F19185T-IMV

Microchip Technology

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

Learn More

Datasheet

922In Stock

Cut Tape

HK$19.56

HK$18.17

Reel

HK$18.08

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

PIC16

14 kB

1 kB

UQFN-48

32 MHz

12 bit

43 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F191xx

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

PIC16F17175-E/PT
Microchip Technology
1: HK$14.14
480In Stock
New At Mouser

Mfr. Part No.
PIC16F17175-E/PT

Mouser Part No
579-PIC16F17175-E/PT

New At Mouser

Microchip Technology

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

Learn More

Datasheet

480In Stock

HK$14.14

Min.: 1
Mult.: 1

RISC

14 kB

1 kB

TQFP-48

32 MHz

12 bit

36 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 125 C

Tray

8-bit Microcontrollers - MCU 3.5KB Flash, 128EE, 256B RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C

PIC16F18023-I/ST
Microchip Technology
1: HK$5.59
1,454In Stock

Mfr. Part No.
PIC16F18023-I/ST

Mouser Part No
579-PIC16F18023-I/ST

Microchip Technology

8-bit Microcontrollers - MCU 3.5KB Flash, 128EE, 256B RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C

Learn More

Datasheet

1,454In Stock

HK$5.59

Min.: 1
Mult.: 1

RISC

3.5 kB

256 B

TSSOP-14

32 MHz

10 bit

12 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

PIC16F17156-I/SP
Microchip Technology
1: HK$17.26
428In Stock

Mfr. Part No.
PIC16F17156-I/SP

Mouser Part No
579-PIC16F17156-I/SP

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

Learn More

Datasheet

428In Stock

HK$17.26

HK$15.86

HK$14.30

HK$14.22

Quote

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

SPDIP-28

32 MHz

12 bit

25 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

PIC16F17156/76

Tube

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

PIC16F18176-I/P
Microchip Technology
1: HK$20.80
405In Stock

Mfr. Part No.
PIC16F18176-I/P

Mouser Part No
579-PIC16F18176-I/P

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

Learn More

Datasheet

405In Stock

HK$20.80

HK$19.07

HK$18.99

HK$17.26

HK$17.18

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

PDIP-20

32 MHz

12 bit

36 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

PIC16F18156/76

Tube

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

PIC16F17176-I/P
Microchip Technology
1: HK$20.14
432In Stock

Mfr. Part No.
PIC16F17176-I/P

Mouser Part No
579-PIC16F17176-I/P

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM

Learn More

Datasheet

432In Stock

HK$20.14

HK$18.50

HK$18.41

HK$16.93

View

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

PDIP-40

32 MHz

12 bit

36 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

PIC16F17156/76

Tube

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

PIC16F18176-I/PT
Microchip Technology
1: HK$13.56
480In Stock

Mfr. Part No.
PIC16F18176-I/PT

Mouser Part No
579-PIC16F18176-I/PT

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM

Learn More

Datasheet

480In Stock

HK$13.56

HK$12.41

HK$11.26

HK$11.18

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

TQFP-48

32 MHz

12 bit

36 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16F18156/76

Tray

8-bit Microcontrollers - MCU 3.5KB Flash,256 RAM 32MHz Int. Osc

PIC16F1613-I/ST
Microchip Technology
1: HK$9.54
1,577In Stock

Mfr. Part No.
PIC16F1613-I/ST

Mouser Part No
579-PIC16F1613-I/ST

Microchip Technology

8-bit Microcontrollers - MCU 3.5KB Flash,256 RAM 32MHz Int. Osc

Learn More

Datasheet

1,577In Stock

HK$9.54

HK$8.63

HK$7.89

Min.: 1
Mult.: 1

PIC16

3.5 kB

256 B

TSSOP-14

32 MHz

10 bit

12 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F161x

Tube

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

PIC16F19155T-I/SO
Microchip Technology
1: HK$16.03
3,049In Stock

Mfr. Part No.
PIC16F19155T-I/SO

Mouser Part No
579-PIC16F19155T-ISO

Microchip Technology

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

Learn More

Datasheet

3,049In Stock

Cut Tape

HK$16.03

HK$15.78

HK$13.73

Reel

HK$13.73

HK$13.40

Quote

Min.: 1
Mult.: 1

: 1,600

PIC16

14 kB

1 kB

SOIC-28

32 MHz

12 bit

24 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F191xx

AEC-Q100

Reel, Cut Tape

8-bit Microcontrollers - MCU 28 Pin 3KB Flsh 64 R 8MHz Int 2-Op Amps

PIC16F570T-I/SS
Microchip Technology
1: HK$9.04
2,771In Stock

Mfr. Part No.
PIC16F570T-I/SS

Mouser Part No
579-PIC16F570T-I/SS

Microchip Technology

8-bit Microcontrollers - MCU 28 Pin 3KB Flsh 64 R 8MHz Int 2-Op Amps

Learn More

Datasheet

2,771In Stock

Cut Tape

HK$9.04

HK$8.88

HK$8.47

HK$7.48

Reel

HK$7.48

HK$7.47

MouseReel Available

Min.: 1
Mult.: 1

: 2,100

PIC16

3 kB

64 B

SSOP-28

20 MHz

8 bit

24 I/O

2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16F570

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 3.5KB Flash,256 RAM 32MHz Int. Osc

PIC16F1613-I/ML
Microchip Technology
1: HK$9.21
7,417In Stock

Mfr. Part No.
PIC16F1613-I/ML

Mouser Part No
579-PIC16F1613-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 3.5KB Flash,256 RAM 32MHz Int. Osc

Learn More

Datasheet

7,417In Stock

HK$9.21

HK$8.96

HK$8.55

HK$7.89

HK$7.88

Min.: 1
Mult.: 1

PIC16

3.5 kB

256 B

QFN-16

32 MHz

10 bit

12 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F161x

Tube

8-bit Microcontrollers - MCU 28KB Flash,256EE,2KB RAM, 10b ADC,8b DAC, 3xPWM, 2xCCP,CRC, HLT, WDT, PPS,

PIC16F18046-I/SS
Microchip Technology
1: HK$7.40
4,733In Stock

Mfr. Part No.
PIC16F18046-I/SS

Mouser Part No
579-PIC16F18046-I/SS

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash,256EE,2KB RAM, 10b ADC,8b DAC, 3xPWM, 2xCCP,CRC, HLT, WDT, PPS,

Learn More

Datasheet

4,733In Stock

HK$7.40

HK$7.07

HK$6.82

HK$6.25

View

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

SSOP-20

32 MHz

10 bit

18 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

PIC16LF19155-I/SO
Microchip Technology
1: HK$15.86
821In Stock

Mfr. Part No.
PIC16LF19155-I/SO

Mouser Part No
579-PIC16LF19155-ISO

Microchip Technology

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

Learn More

Datasheet

821In Stock

HK$15.86

HK$14.55

HK$13.23

Min.: 1
Mult.: 1

PIC16

14 kB

1 kB

SOIC-28

32 MHz

12 bit

24 I/O

1.8 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F191xx

Tube

8-bit Microcontrollers - MCU 28KB Flash, 256EE,2KB RAM, 10b ADC,8b DAC, 3xPWM, 2xCCP,CRC, HLT, WDT, PPS,

PIC16F18026-I/P
Microchip Technology
1: HK$18.99
4,887In Stock

Mfr. Part No.
PIC16F18026-I/P

Mouser Part No
579-PIC16F18026-I/P

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash, 256EE,2KB RAM, 10b ADC,8b DAC, 3xPWM, 2xCCP,CRC, HLT, WDT, PPS,

Learn More

Datasheet

4,887In Stock

HK$18.99

HK$17.43

HK$15.86

HK$15.78

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

PDIP-20

32 MHz

10 bit

12 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 3.5KB Flash,256 RAM 32MHz Int. Osc

PIC16F1613T-I/ML
Microchip Technology
1: HK$9.54
2,934In Stock

Mfr. Part No.
PIC16F1613T-I/ML

Mouser Part No
579-PIC16F1613T-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 3.5KB Flash,256 RAM 32MHz Int. Osc

Learn More

Datasheet

2,934In Stock

Cut Tape

HK$9.54

HK$8.30

Reel

HK$8.22

MouseReel Available

Min.: 1
Mult.: 1

: 3,300

PIC16

3.5 kB

256 B

QFN-16

32 MHz

10 bit

12 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F161x

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 28KB Flash,256EE,2KB RAM, 10b ADC,8b DAC, 3xPWM, 2xCCP,CRC, HLT, WDT, PPS,

PIC16F18046-I/P
Microchip Technology
1: HK$19.23
4,916In Stock

Mfr. Part No.
PIC16F18046-I/P

Mouser Part No
579-PIC16F18046-I/P

Microchip Technology

8-bit Microcontrollers - MCU 28KB Flash,256EE,2KB RAM, 10b ADC,8b DAC, 3xPWM, 2xCCP,CRC, HLT, WDT, PPS,

Learn More

Datasheet

4,916In Stock

HK$19.23

HK$18.91

HK$16.11

Min.: 1
Mult.: 1

RISC

28 kB

2 kB

PDIP-20

32 MHz

10 bit

18 I/O

1.8 V

5.5 V

Through Hole

8 bit

- 40 C

+ 85 C

Tube

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

PIC16F19155-I/SS
Microchip Technology
1: HK$14.63
2,533In Stock

Mfr. Part No.
PIC16F19155-I/SS

Mouser Part No
579-PIC16F19155-I/SS

Microchip Technology

8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 256KB EE, LCD, 12-bit ADC2, DAC, LP COMP, PWM, CCP, CWG, SMT, ZCD, PPS, RTCC, HLT, WWDT, PMD

Learn More

Datasheet

2,533In Stock

HK$14.63

HK$13.40

HK$12.08

HK$12.00

Min.: 1
Mult.: 1

PIC16

14 kB

1 kB

SSOP-28

32 MHz

12 bit

24 I/O

2.3 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16(L)F191xx

AEC-Q100

Tube

8-bit Microcontrollers - MCU 35KB Flsh 128 R 8MHz Int Osc 9-bit DAC

PIC16F753-I/ML
Microchip Technology
1: HK$9.95
4,139In Stock

Mfr. Part No.
PIC16F753-I/ML

Mouser Part No
579-PIC16F753-I/ML

Microchip Technology

8-bit Microcontrollers - MCU 35KB Flsh 128 R 8MHz Int Osc 9-bit DAC

Learn More

Datasheet

4,139In Stock

HK$9.95

HK$9.21

HK$8.63

HK$8.30

HK$8.18

Min.: 1
Mult.: 1

PIC16

3.5 kB

128 B

QFN-16

8 MHz

10 bit

12 I/O

2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC16F753

Tube

PIC16F 8-bit Microcontrollers - MCU

Customer Service Office

Company

Resources

Support

DFN-8
PDIP-14
PDIP-20
PDIP-40
PDIP-8
QFN-16
QFN-28
QFN-40
SOIC-14
SOIC-20
SOIC-28
SOIC-8
SPDIP-28
SSOP-20
SSOP-28
TQFP-44
TQFP-48
TQFP-64
TSSOP-14
UQFN-28