Security ICs / Authentication ICs – Mouser United Kingdom

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

Security ICs

Microchip Technology Security ICs ensure trust for every system design. Flexibility, advanced features, innovative, cost-effective architectures, and ultra-secure hardware defense mechanisms make Microchip hardware-based security devices an ideal way to add trust by design at scale. Typical uses include IoT cloud authentication, automotive security, accessory authentication, counterfeit protection, IP protection, and firmware validation.

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

Results: 245

Applied Filters:

Data Bus Width

Supply Voltage - Max

Supply Voltage - Min

Minimum Operating Temperature

Maximum Operating Temperature

Mounting Style

Package/Case

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 #

Security ICs / Authentication ICs ECC/ECDH, I2C, 15K reel UDFN

ATECC608B-MAHDA-T
Microchip Technology
1: £0.653
22,319In Stock

Mfr. Part No.
ATECC608B-MAHDA-T

Mouser Part No
579-TECC608B-MAHDA-T

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, I2C, 15K reel UDFN

Learn More

Datasheet

22,319In Stock

Cut Tape

£0.653

£0.643

£0.547

Reel

£0.547

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

5.5 V

2 V

- 40 C

+ 100 C

SMD/SMT

UDFN-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, SOIC T/R

ATECC608C-SSVDA-T
Microchip Technology
1: £0.601
1,740In Stock
4,000Expected 18/09/2026

Mfr. Part No.
ATECC608C-SSVDA-T

Mouser Part No
579-ATECC608CSSVDAT

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, SOIC T/R

Learn More

Datasheet

1,740In Stock

4,000Expected 18/09/2026

Cut Tape

£0.601

£0.598

Reel

£0.507

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

72 bit

5.5 V

2 V

- 40 C

+ 100 C

SMD/SMT

SOIC-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs FIPS RNG, 105C, I2C, SOIC

RNG90-SSVDA-T
Microchip Technology
1: £0.398
2,698In Stock

Mfr. Part No.
RNG90-SSVDA-T

Mouser Part No
579-RNG90-SSVDA-T

Microchip Technology

Security ICs / Authentication ICs FIPS RNG, 105C, I2C, SOIC

Learn More

Datasheet

2,698In Stock

Cut Tape

£0.398

£0.39

Reel

£0.332

Min.: 1
Mult.: 1

: 1,471

Reel, Cut Tape

Security ICs / Authentication ICs TPM TWI INDL 4.4MM 28-TSSOP UNSIGN

AT97SC3204T-U2A1B-10
Microchip Technology
1: £3.38
519In Stock

Mfr. Part No.
AT97SC3204T-U2A1B-10

Mouser Part No
556-97SC3204TU2A1B10

Microchip Technology

Security ICs / Authentication ICs TPM TWI INDL 4.4MM 28-TSSOP UNSIGN

Learn More

Datasheet

519In Stock

Cut Tape

£3.38

£3.37

£3.36

£3.35

Reel

£2.98

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

8 bit

3.6 V

3 V

- 40 C

+ 85 C

SMD/SMT

TSSOP-28

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs FF Ind I2C TPM 4x4 32VQFN CEK

AT97SC3205T-H3M4C-00
Microchip Technology
1: £3.48
1,241In Stock

Mfr. Part No.
AT97SC3205T-H3M4C-00

Mouser Part No
556-97SC3205TH3M4C00

Microchip Technology

Security ICs / Authentication ICs FF Ind I2C TPM 4x4 32VQFN CEK

Datasheet

1,241In Stock

Cut Tape

£3.48

Reel

£3.03

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

8 bit

0 C

+ 70 C

SMD/SMT

VQFN-32

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs TPM LPC, IND, 4.4MM 28TSSOP, SIGNED EK

AT97SC3204-U2A1A-10
Microchip Technology
1: £3.27
342In Stock

Mfr. Part No.
AT97SC3204-U2A1A-10

Mouser Part No
556-A97SC3204U2A1A10

Microchip Technology

Security ICs / Authentication ICs TPM LPC, IND, 4.4MM 28TSSOP, SIGNED EK

Learn More

Datasheet

342In Stock

Cut Tape

£3.27

Reel

£2.98

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

8 bit

- 40 C

+ 85 C

SMD/SMT

TSSOP-28

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs CryptoMem,Gen2,1Kbit 4Zone, 8SOIC, GRN

AT88SC0104CA-SH-T
Microchip Technology
1: £0.571
2,698In Stock

Mfr. Part No.
AT88SC0104CA-SH-T

Mouser Part No
556-AT88SC0104CA-SHT

Microchip Technology

Security ICs / Authentication ICs CryptoMem,Gen2,1Kbit 4Zone, 8SOIC, GRN

Datasheet

2,698In Stock

Cut Tape

£0.571

£0.54

£0.539

£0.529

Reel

£0.516

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

3.6 V

2.7 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs TPM LPC, IND, 40-MLF SIGNED EK

AT97SC3204-U2MA-20
Microchip Technology
1: £3.40
853In Stock

Mfr. Part No.
AT97SC3204-U2MA-20

Mouser Part No
556-AT97SC3204U2MA20

Microchip Technology

Security ICs / Authentication ICs TPM LPC, IND, 40-MLF SIGNED EK

Learn More

Datasheet

853In Stock

Cut Tape

£3.40

£3.21

Reel

£2.96

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

8 bit

- 40 C

+ 85 C

SMD/SMT

QFN-40

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, SOIC T/R

ATECC608B-SSVDA-T
Microchip Technology
1: £0.743
10,641In Stock

Mfr. Part No.
ATECC608B-SSVDA-T

Mouser Part No
579-TECC608B-SSVDA-T

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, SOIC T/R

Learn More

Datasheet

10,641In Stock

Cut Tape

£0.743

£0.736

£0.659

£0.657

£0.653

Reel

£0.641

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

5.5 V

2 V

- 40 C

+ 100 C

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, small 3K reel UDFN

ATECC608C-MAVDA-S
Microchip Technology
1: £0.623
1,137In Stock

Mfr. Part No.
ATECC608C-MAVDA-S

Mouser Part No
579-ATECC608CMAVDAS

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, small 3K reel UDFN

Learn More

Datasheet

1,137In Stock

Cut Tape

£0.623

£0.621

Reel

£0.526

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

72 bit

5.5 V

2 V

- 40 C

+ 100 C

SMD/SMT

UDFN-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs CRYPTOMEMORY 256kB 16 ZONE - 8 IND TEMP

AT88SC25616C-SU
Microchip Technology
1: £2.11
1,977In Stock
11,000Expected 10/09/2026
NRND

Mfr. Part No.
AT88SC25616C-SU

Mouser Part No
556-A88SC25616CSU

NRND

Microchip Technology

Security ICs / Authentication ICs CRYPTOMEMORY 256kB 16 ZONE - 8 IND TEMP

Datasheet

1,977In Stock

11,000Expected 10/09/2026

£2.11

£1.82

Min.: 1
Mult.: 1

5.5 V

2.7 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

Tube

Security ICs / Authentication ICs Prod FF Ind I2C TPM 4x4 32VQFN CEK Bulk

AT97SC3205T-H3M4C00B
Microchip Technology
1: £2.79
519In Stock

Mfr. Part No.
AT97SC3205T-H3M4C00B

Mouser Part No
556-7SC3205TH3M4C00B

Microchip Technology

Security ICs / Authentication ICs Prod FF Ind I2C TPM 4x4 32VQFN CEK Bulk

Datasheet

519In Stock

£2.79

£2.56

Min.: 1
Mult.: 1

8 bit

0 C

+ 70 C

SMD/SMT

VQFN-32

Tray

Security ICs / Authentication ICs Prod STD Ind SPI TPM 4x4 32VQFN CEK Bulk

AT97SC3205-H3M4200B
Microchip Technology
1: £2.31
1,804In Stock

Mfr. Part No.
AT97SC3205-H3M4200B

Mouser Part No
556-AT97SC3205H3M420

Microchip Technology

Security ICs / Authentication ICs Prod STD Ind SPI TPM 4x4 32VQFN CEK Bulk

Datasheet

1,804In Stock

£2.31

Min.: 1
Mult.: 1

VQFN-32

Tray

Security ICs / Authentication ICs 32Kbit AES Auth I2C udfn(MA), GR

ATAES132A-MAHER-S
Microchip Technology
1: £0.676
3,573In Stock

Mfr. Part No.
ATAES132A-MAHER-S

Mouser Part No
556-ATAES132A-MAHERS

Microchip Technology

Security ICs / Authentication ICs 32Kbit AES Auth I2C udfn(MA), GR

Learn More

Datasheet

3,573In Stock

Cut Tape

£0.676

£0.67

Reel

£0.586

Min.: 1
Mult.: 1

: 3,000

128 bit

UDFN-8

Reel, Cut Tape

Security ICs / Authentication ICs 32Kbit AES Auth I2C soic(S), GR

ATAES132A-SHER-B
Microchip Technology
1: £0.676
6,476In Stock
6,300Expected 30/11/2026

Mfr. Part No.
ATAES132A-SHER-B

Mouser Part No
556-ATAES132A-SHER-B

Microchip Technology

Security ICs / Authentication ICs 32Kbit AES Auth I2C soic(S), GR

Learn More

Datasheet

6,476In Stock

6,300Expected 30/11/2026

£0.676

£0.608

£0.605

Min.: 1
Mult.: 1

128 bit

SMD/SMT

SOIC-8

Tube

Security ICs / Authentication ICs CryptAuth SHA256 I2C

ATSHA204A-SSHDA-B
Microchip Technology
1: £0.361
14,184In Stock

Mfr. Part No.
ATSHA204A-SSHDA-B

Mouser Part No
556-ATSHA204A-SSHDAB

Microchip Technology

Security ICs / Authentication ICs CryptAuth SHA256 I2C

Learn More

Datasheet

14,184In Stock

£0.361

Min.: 1
Mult.: 1

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

Tube

Security ICs / Authentication ICs CryptAuthEE SHA256 TWI

ATSHA204A-XHDA-T
Microchip Technology
1: £0.518
17,481In Stock

Mfr. Part No.
ATSHA204A-XHDA-T

Mouser Part No
556-ATSHA204A-XHDA-T

Microchip Technology

Security ICs / Authentication ICs CryptAuthEE SHA256 TWI

Learn More

Datasheet

17,481In Stock

Cut Tape

£0.518

Reel

£0.518

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

TSSOP-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDH SWI, small 3K reel UDFN

ATECC608B-MAHCZ-S
Microchip Technology
1: £0.676
1,897In Stock

Mfr. Part No.
ATECC608B-MAHCZ-S

Mouser Part No
579-TECC608B-MAHCZ-S

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH SWI, small 3K reel UDFN

Learn More

Datasheet

1,897In Stock

Cut Tape

£0.676

£0.667

Reel

£0.567

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

5.5 V

2 V

- 40 C

+ 100 C

SMD/SMT

UDFN-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDH, SWI, 15K reel UDFN

ATECC608B-MAHCZ-T
Microchip Technology
1: £0.668
2,383In Stock
15,000Expected 22/10/2026

Mfr. Part No.
ATECC608B-MAHCZ-T

Mouser Part No
579-TECC608B-MAHCZ-T

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, SWI, 15K reel UDFN

Learn More

Datasheet

2,383In Stock

15,000Expected 22/10/2026

Cut Tape

£0.668

£0.667

£0.615

Reel

£0.615

Min.: 1
Mult.: 1

: 15,000

5.5 V

2 V

- 40 C

+ 100 C

SMD/SMT

UDFN-8

Reel, Cut Tape

Security ICs / Authentication ICs ECC/ECDH, I2C, small 3K reel UDFN

ATECC608B-MAHDA-S
Microchip Technology
1: £0.676
15,206In Stock

Mfr. Part No.
ATECC608B-MAHDA-S

Mouser Part No
579-TECC608B-MAHDA-S

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, I2C, small 3K reel UDFN

Learn More

Datasheet

15,206In Stock

Cut Tape

£0.676

£0.667

£0.62

£0.615

Reel

£0.567

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

5.5 V

2 V

- 40 C

+ 100 C

SMD/SMT

UDFN-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, small 3K reel UDFN

ATECC608B-MAVDA-S
Microchip Technology
1: £0.743
6,195In Stock

Mfr. Part No.
ATECC608B-MAVDA-S

Mouser Part No
579-TECC608B-MAVDA-S

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, small 3K reel UDFN

Learn More

Datasheet

6,195In Stock

Cut Tape

£0.743

£0.736

£0.663

Reel

£0.662

£0.624

Min.: 1
Mult.: 1

: 3,000

5.5 V

2 V

- 40 C

+ 100 C

Reel, Cut Tape

Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C small 3K reel UDFN

ATECC608A-MAHDA-S
Microchip Technology
1: £0.743
3,199In Stock
NRND

Mfr. Part No.
ATECC608A-MAHDA-S

Mouser Part No
556-ATECC608AMAHDAS

NRND

Microchip Technology

Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C small 3K reel UDFN

Learn More

Datasheet

3,199In Stock

Cut Tape

£0.743

£0.736

£0.734

£0.732

£0.729

Reel

£0.624

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

UDFN-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C SOIC T/R

ATECC608A-SSHDA-T
Microchip Technology
1: £0.751
2,891In Stock
16,000Expected 30/11/2026
NRND

Mfr. Part No.
ATECC608A-SSHDA-T

Mouser Part No
556-ATECC608ASSHDAT

NRND

Microchip Technology

Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C SOIC T/R

Learn More

Datasheet

2,891In Stock

16,000Expected 30/11/2026

Cut Tape

£0.751

£0.749

£0.747

Reel

£0.694

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs FF Ind I2C TPM 4.4mm TSSOP SEK

AT97SC3205T-U3A1C20B
Microchip Technology
1: £3.24
183In Stock

Mfr. Part No.
AT97SC3205T-U3A1C20B

Mouser Part No
556-7SC3205TU3A1C20B

Microchip Technology

Security ICs / Authentication ICs FF Ind I2C TPM 4.4mm TSSOP SEK

Datasheet

183In Stock

£3.24

£3.23

£3.13

£3.11

Min.: 1
Mult.: 1

8 bit

0 C

+ 70 C

SMD/SMT

TSSOP-28

Tube

Security ICs / Authentication ICs FF Com I2C TPM 4.4mm TSSOP SEK

AT97SC3205T-X3A1C20B
Microchip Technology
1: £2.92
200In Stock

Mfr. Part No.
AT97SC3205T-X3A1C20B

Mouser Part No
556-7SC3205TX3A1C20B

Microchip Technology

Security ICs / Authentication ICs FF Com I2C TPM 4.4mm TSSOP SEK

Datasheet

200In Stock

£2.92

£2.69

Min.: 1
Mult.: 1

8 bit

0 C

+ 70 C

SMD/SMT

TSSOP-28

Tube

Security ICs

Customer Service Office

Company

Resources

Support

3RB-3
CONTACT-3
Contact-3
M2 J, Smart Card Module
M2-J-8
M2-P-8
Mini-MAP-8
Non-standard
PDIP-14
QFN-40
SOIC-14
SOIC-8
SOT-23-3
TSOP-28
TSSOP-14
TSSOP-28
TSSOP-8
UDFN-8
VQFN-32
VQFN-40