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

I2C Security ICs / Authentication ICs

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

Results: 109

Applied Filters:

Interface Type = I2C

Manufacturer

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, SOIC Bulk

ATECC608B-SSHDA-B
Microchip Technology
1: $0.90
48,796In Stock

Mfr. Part No.
ATECC608B-SSHDA-B

Mouser Part No
579-TECC608B-SSHDA-B

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, I2C, SOIC Bulk

Learn More

Datasheet

48,796In Stock

$0.90

$0.898

$0.75

$0.725

$0.712

Min.: 1
Mult.: 1

5.5 V

2 V

- 40 C

+ 100 C

I2C

Tube

Security ICs / Authentication ICs Host MAC, 105C, I2C, SOIC

SHA105-SSVDA-T
Microchip Technology
1: $0.44
5,620In Stock

Mfr. Part No.
SHA105-SSVDA-T

Mouser Part No
579-SHA105-SSVDA-T

Microchip Technology

Security ICs / Authentication ICs Host MAC, 105C, I2C, SOIC

Learn More

Datasheet

5,620In Stock

Cut Tape

$0.44

$0.425

$0.389

$0.388

View

Reel

$0.35

Min.: 1
Mult.: 1

: 1,786

72 bit

5.5 V

1.65 V

- 40 C

+ 125 C

SMD/SMT

SOIC-8

I2C

Reel, Cut Tape

Security ICs / Authentication ICs Client MAC, 105C, I2C, SOIC

SHA104-SSVDA-T
Microchip Technology
1: $0.44
3,824In Stock

Mfr. Part No.
SHA104-SSVDA-T

Mouser Part No
579-SHA104-SSVDA-T

Microchip Technology

Security ICs / Authentication ICs Client MAC, 105C, I2C, SOIC

Learn More

Datasheet

3,824In Stock

Cut Tape

$0.44

$0.429

$0.428

$0.426

$0.35

Reel

$0.35

Min.: 1
Mult.: 1

: 1,786

72 bit

5.5 V

1.65 V

- 40 C

+ 105 C

SMD/SMT

SOIC-8

I2C

Reel, Cut Tape

Security ICs / Authentication ICs ECC/HMAC 105C, I2C, SOIC

ECC204-SSVDA-T
Microchip Technology
1: $0.42
5,204In Stock

Mfr. Part No.
ECC204-SSVDA-T

Mouser Part No
579-ECC204-SSVDA-T

Microchip Technology

Security ICs / Authentication ICs ECC/HMAC 105C, I2C, SOIC

Learn More

Datasheet

5,204In Stock

Cut Tape

$0.42

$0.399

$0.397

$0.35

Reel

$0.35

Min.: 1
Mult.: 1

: 1,786

72 bit

5.5 V

1.65 V

- 40 C

+ 105 C

SMD/SMT

SOIC-8

I2C

Reel, Cut Tape

Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC T/R

ATECC608B-SSHCZ-T
Microchip Technology
1: $0.90
24,807In Stock

Mfr. Part No.
ATECC608B-SSHCZ-T

Mouser Part No
579-TECC608B-SSHCZ-T

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC T/R

Learn More

Datasheet

24,807In Stock

Cut Tape

$0.90

$0.887

$0.886

$0.885

View

Reel

$0.725

Min.: 1
Mult.: 1

: 4,000

5.5 V

2 V

- 40 C

+ 100 C

I2C

Reel, Cut Tape

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, SOIC Bulk

ATECC608C-SSVDA-B
Microchip Technology
1: $0.83
601In Stock

Mfr. Part No.
ATECC608C-SSVDA-B

Mouser Part No
579-ATECC608CSSVDA-B

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, SOIC Bulk

Learn More

Datasheet

601In Stock

$0.83

Min.: 1
Mult.: 1

72 bit

5.5 V

2 V

- 40 C

+ 100 C

SMD/SMT

SOIC-8

I2C

Tube

Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC Bulk

ATECC608C-SSHCZ-B
Microchip Technology
1: $0.76
658In Stock

Mfr. Part No.
ATECC608C-SSHCZ-B

Mouser Part No
579-ATECC608CSSHCZ-B

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC Bulk

Learn More

Datasheet

658In Stock

$0.76

Min.: 1
Mult.: 1

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

I2C

Tube

Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C SOIC Bulk

ATECC608A-SSHDA-B
Microchip Technology
1: $1.00
99,992In Stock
NRND

Mfr. Part No.
ATECC608A-SSHDA-B

Mouser Part No
556-ATECC608ASSHDAB

NRND

Microchip Technology

Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C SOIC Bulk

Learn More

Datasheet

99,992In Stock

$1.00

$0.999

$0.84

$0.812

Min.: 1
Mult.: 1

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

I2C

Tube

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

AT97SC3205T-U3A1C-20
Microchip Technology
1: $3.57
415In Stock

Mfr. Part No.
AT97SC3205T-U3A1C-20

Mouser Part No
556-97SC3205TU3A1C20

Microchip Technology

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

Datasheet

415In Stock

Cut Tape

$3.57

$3.38

Reel

$3.37

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

8 bit

0 C

+ 70 C

SMD/SMT

TSSOP-28

I2C

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECDH/ECC 10Kb 8ld UDFN I2C, T&R

ATECC508A-MAHDA-T
Microchip Technology
1: $1.02
120,531In Stock
NRND

Mfr. Part No.
ATECC508A-MAHDA-T

Mouser Part No
556-ATECC508A-MAHDAT

NRND

Microchip Technology

Security ICs / Authentication ICs ECDH/ECC 10Kb 8ld UDFN I2C, T&R

Learn More

Datasheet

120,531In Stock

Cut Tape

$1.02

$0.995

$0.939

$0.931

View

Reel

$0.813

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

UDFN-8

I2C

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C 15K reel UDFN

ATECC608A-MAHDA-T
Microchip Technology
1: $0.97
48,685In Stock
NRND

Mfr. Part No.
ATECC608A-MAHDA-T

Mouser Part No
556-ATECC608AMAHDAT

NRND

Microchip Technology

Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C 15K reel UDFN

Learn More

Datasheet

48,685In Stock

Cut Tape

$0.97

$0.949

$0.948

$0.828

View

Reel

$0.775

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

UDFN-8

I2C

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECDH/ECC 10Kb Generic I2C

ATECC508A-SSHDA-T
Microchip Technology
1: $1.05
147,432In Stock
NRND

Mfr. Part No.
ATECC508A-SSHDA-T

Mouser Part No
556-ATECC508A-SSHDAT

NRND

Microchip Technology

Security ICs / Authentication ICs ECDH/ECC 10Kb Generic I2C

Learn More

Datasheet

147,432In Stock

Cut Tape

$1.05

$0.991

$0.978

$0.966

Reel

$0.85

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

I2C

Reel, Cut Tape, MouseReel

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

AT97SC3205T-X3A1C-20
Microchip Technology
1: $3.58
761In Stock

Mfr. Part No.
AT97SC3205T-X3A1C-20

Mouser Part No
556-97SC3205TX3A1C20

Microchip Technology

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

Datasheet

761In Stock

Cut Tape

$3.58

$3.57

$3.11

Reel

$2.91

Min.: 1
Mult.: 1

: 1,000

8 bit

0 C

+ 70 C

SMD/SMT

TSSOP-28

I2C

Reel, Cut Tape

Security ICs / Authentication ICs RSA, AES, 3DES

SE050B2HQ1/Z01SFZ
NXP Semiconductors
1: $4.84
4,037In Stock

Mfr. Part No.
SE050B2HQ1/Z01SFZ

Mouser Part No
771-SE050B2HQ1Z01SFZ

NXP Semiconductors

Security ICs / Authentication ICs RSA, AES, 3DES

Learn More

Datasheet

4,037In Stock

Cut Tape

$4.84

$3.83

$3.37

$3.05

View

Reel

$2.72

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

3.6 V

1.62 V

- 40 C

+ 105 C

SMD/SMT

HX2QFN-20

I2C

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC Bulk

ATECC608B-SSHCZ-B
Microchip Technology
1: $0.90
13,250In Stock

Mfr. Part No.
ATECC608B-SSHCZ-B

Mouser Part No
579-TECC608B-SSHCZ-B

Microchip Technology

Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC Bulk

Learn More

Datasheet

13,250In Stock

$0.90

$0.75

$0.725

$0.724

Min.: 1
Mult.: 1

5.5 V

2 V

- 40 C

+ 100 C

I2C

Tube

Security ICs / Authentication ICs RSA, AES, 3DES

SE050B1HQ1/Z01SEZ
NXP Semiconductors
1: $5.01
4,605In Stock

Mfr. Part No.
SE050B1HQ1/Z01SEZ

Mouser Part No
771-SE050B1HQ1Z01SEZ

NXP Semiconductors

Security ICs / Authentication ICs RSA, AES, 3DES

Learn More

Datasheet

4,605In Stock

Cut Tape

$5.01

$3.81

$3.51

$3.19

View

Reel

$2.51

Min.: 1
Mult.: 1

: 3,000

3.6 V

1.62 V

- 25 C

+ 85 C

SMD/SMT

HX2QFN-20

I2C

Reel, Cut Tape

Security ICs / Authentication ICs ECDH/ECC 10Kb 8ld SOIC I2C, Bulk

ATECC508A-SSHDA-B
Microchip Technology
1: $1.05
8,958In Stock
NRND

Mfr. Part No.
ATECC508A-SSHDA-B

Mouser Part No
556-ATECC508A-SSHDAB

NRND

Microchip Technology

Security ICs / Authentication ICs ECDH/ECC 10Kb 8ld SOIC I2C, Bulk

Learn More

Datasheet

8,958In Stock

$1.05

$1.02

$0.88

$0.85

Min.: 1
Mult.: 1

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

I2C

Tube

Security ICs / Authentication ICs ECDH/ECC 10Kb, 3-CONTACT, SWI, T/R

ATECC608B-RBHCZ-T
Microchip Technology
1: $1.23
8,832In Stock

Mfr. Part No.
ATECC608B-RBHCZ-T

Mouser Part No
579-TECC608B-RBHCZ-T

Microchip Technology

Security ICs / Authentication ICs ECDH/ECC 10Kb, 3-CONTACT, SWI, T/R

Learn More

Datasheet

8,832In Stock

Cut Tape

$1.23

$1.21

$1.12

$1.10

Reel

$1.02

$0.987

Min.: 1
Mult.: 1

: 5,000

5.5 V

2 V

- 40 C

+ 100 C

I2C

Reel, Cut Tape

Security ICs / Authentication ICs ECC/ECDSA/ECDHE SWI SOIC bulk

ATECC608A-SSHCZ-B
Microchip Technology
1: $1.00
5,537In Stock
NRND

Mfr. Part No.
ATECC608A-SSHCZ-B

Mouser Part No
556-ATECC608ASSHCZB

NRND

Microchip Technology

Security ICs / Authentication ICs ECC/ECDSA/ECDHE SWI SOIC bulk

Learn More

Datasheet

5,537In Stock

$1.00

$0.84

$0.812

Min.: 1
Mult.: 1

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

I2C

Tube

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

ATECC608A-MAHCZ-S
Microchip Technology
1: $0.99
5,882In Stock
NRND

Mfr. Part No.
ATECC608A-MAHCZ-S

Mouser Part No
556-ATECC608AMAHCZS

NRND

Microchip Technology

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

Learn More

Datasheet

5,882In Stock

Cut Tape

$0.99

$0.979

$0.978

$0.877

Reel

$0.80

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

UDFN-8

I2C

Reel, Cut Tape, MouseReel

Security ICs / Authentication ICs ECC/ECDSA/ECDHE SWI 15K reel UDFN

ATECC608A-MAHCZ-T
Microchip Technology
1: $0.97
12,388In Stock
NRND

Mfr. Part No.
ATECC608A-MAHCZ-T

Mouser Part No
556-ATECC608AMAHCZT

NRND

Microchip Technology

Security ICs / Authentication ICs ECC/ECDSA/ECDHE SWI 15K reel UDFN

Learn More

Datasheet

12,388In Stock

Cut Tape

$0.97

$0.955

$0.953

$0.828

View

Reel

$0.806

Min.: 1
Mult.: 1

: 15,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

UDFN-8

I2C

Reel, Cut Tape

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

ATECC608A-SSHCZ-T
Microchip Technology
1: $1.00
15,286In Stock
NRND

Mfr. Part No.
ATECC608A-SSHCZ-T

Mouser Part No
556-ATECC608ASSHCZT

NRND

Microchip Technology

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

Learn More

Datasheet

15,286In Stock

Cut Tape

$1.00

$0.995

$0.993

$0.89

View

Reel

$0.812

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

72 bit

5.5 V

2 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

I2C

Reel, Cut Tape, MouseReel

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

AT97SC3205T-G3M4C00B
Microchip Technology
1: $4.04
182In Stock

Mfr. Part No.
AT97SC3205T-G3M4C00B

Mouser Part No
556-7SC3205TG3M4C00B

Microchip Technology

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

Datasheet

182In Stock

$4.04

$3.94

$3.88

$3.84

View

Min.: 1
Mult.: 1

8 bit

0 C

+ 70 C

SMD/SMT

VQFN-32

I2C

Tray

Security ICs / Authentication ICs FF Com I2C TPM 4x4 32VQFN UEK

AT97SC3205T-G3M4C-10
Microchip Technology
1: $4.16
975In Stock

Mfr. Part No.
AT97SC3205T-G3M4C-10

Mouser Part No
556-97SC3205TG3M4C10

Microchip Technology

Security ICs / Authentication ICs FF Com I2C TPM 4x4 32VQFN UEK

Datasheet

975In Stock

Cut Tape

$4.16

$3.94

Reel

$3.92

View

Min.: 1
Mult.: 1

: 1,000

8 bit

0 C

+ 70 C

SMD/SMT

VQFN-32

I2C

Reel, Cut Tape

Security ICs / Authentication ICs Security ICs / Authentication Ics

SLS32AIA010MLUSON10XTMB9
Infineon Technologies
1: $2.25
3,005In Stock
4,000Expected 24/09/2026
New Product

Mfr. Part No.
SLS32AIA010MLUSON10XTMB9

Mouser Part No
726-010MLUSON10XTMB9

New Product

Infineon Technologies

Security ICs / Authentication ICs Security ICs / Authentication Ics

Learn More

Datasheet

3,005In Stock

4,000Expected 24/09/2026

Cut Tape

$2.25

$1.66

$1.52

$1.36

View

Reel

$1.12

Min.: 1
Mult.: 1

: 4,000

5.5 V

1.62 V

- 40 C

+ 105 C

SMD/SMT

PG-USON-10

I2C

Reel, Cut Tape

I2C Security ICs / Authentication ICs

Customer Service Office

Company

Resources

Support