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I2C Security ICs / Authentication ICs

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Data Bus Width	Supply Voltage - Max	Supply Voltage - Min	Minimum Operating Temperature	Maximum Operating Temperature	Mounting Style	Package / Case	Interface Type	Packaging
Security ICs / Authentication ICs Host MAC, 105C, I2C, SOIC SHA105-SSVDA-T Microchip Technology 1: $0.44 5,620In Stock	Mfr. Part # SHA105-SSVDA-T Mouser Part # 579-SHA105-SSVDA-T	Microchip Technology	Security ICs / Authentication ICs Host MAC, 105C, I2C, SOIC Learn More about Microchip Technology microchip sha105 authentication ic	Datasheet	5,620In Stock	Cut Tape $0.44 $0.429 Reel $0.359	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 3,794In Stock	Mfr. Part # SHA104-SSVDA-T Mouser Part # 579-SHA104-SSVDA-T	Microchip Technology	Security ICs / Authentication ICs Client MAC, 105C, I2C, SOIC Learn More about Microchip Technology microchip sha104 authentication ics	Datasheet	3,794In Stock	Cut Tape $0.44 $0.429 Reel $0.359	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 TPM for embedded systems featuring I2C interface and PQC-protected firmware update mechanism SLB9673XU20FW2624XTMA1 Infineon Technologies 1: $4.70 58In Stock 10,000On Order New Product	Mfr. Part # SLB9673XU20FW2624XTMA1 Mouser Part # 726-SLB9673XU20FW262 New Product	Infineon Technologies	Security ICs / Authentication ICs TPM for embedded systems featuring I2C interface and PQC-protected firmware update mechanism Learn More about Infineon Technologies infineon optiga tpm slb 9673	Datasheet	58In Stock 10,000On Order On Order Ship Dates Mfr. #: SLB9673XU20FW2624XTMA1 Stock: 58 Can Ship Immediately On Order: 5,000 Expected 9/2/2027 5,000 TBD Factory Lead-Time: 26 Weeks	Cut Tape $4.70 $3.56 $3.14 $2.97 $2.73 Reel $2.53 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	32 bit	3.6 V	3 V	- 40 C	+ 85 C	SMD/SMT	UQFN-32	I2C	Reel, Cut Tape, MouseReel
Security ICs / Authentication ICs ECC/ECDH, I2C, SOIC Bulk ATECC608B-SSHDA-B Microchip Technology 1: $0.90 48,765In Stock	Mfr. Part # ATECC608B-SSHDA-B Mouser Part # 579-TECC608B-SSHDA-B	Microchip Technology	Security ICs / Authentication ICs ECC/ECDH, I2C, SOIC Bulk Learn More about Microchip Technology microchip atecc608b crypto devices	Datasheet	48,765In Stock	$0.90 $0.75 $0.744	Min.: 1 Mult.: 1		5.5 V	2 V	- 40 C	+ 100 C			I2C	Tube
Security ICs / Authentication ICs ECC/ECDH, I2C, 15K reel UDFN ATECC608B-MAHDA-T Microchip Technology 1: $0.87 21,835In Stock	Mfr. Part # ATECC608B-MAHDA-T Mouser Part # 579-TECC608B-MAHDA-T	Microchip Technology	Security ICs / Authentication ICs ECC/ECDH, I2C, 15K reel UDFN Learn More about Microchip Technology microchip atecc608b crypto devices	Datasheet	21,835In Stock	Cut Tape $0.87 $0.857 Reel $0.857 MouseReel Available	Min.: 1 Mult.: 1 : 15,000		5.5 V	2 V	- 40 C	+ 100 C	SMD/SMT	UDFN-8	I2C	Reel, Cut Tape, MouseReel
Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC T/R ATECC608B-SSHCZ-T Microchip Technology 1: $0.90 24,807In Stock	Mfr. Part # ATECC608B-SSHCZ-T Mouser Part # 579-TECC608B-SSHCZ-T	Microchip Technology	Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC T/R Learn More about Microchip Technology microchip atecc608b crypto devices	Datasheet	24,807In Stock	Cut Tape $0.90 $0.888 Reel $0.744	Min.: 1 Mult.: 1 : 4,000		5.5 V	2 V	- 40 C	+ 100 C			I2C	Reel, Cut Tape
Security ICs / Authentication ICs ECC/HMAC 105C, I2C, SOIC ECC204-SSVDA-T Microchip Technology 1: $0.44 5,204In Stock	Mfr. Part # ECC204-SSVDA-T Mouser Part # 579-ECC204-SSVDA-T	Microchip Technology	Security ICs / Authentication ICs ECC/HMAC 105C, I2C, SOIC Learn More about Microchip Technology microchip ecc204 secure authentication ic	Datasheet	5,204In Stock	Cut Tape $0.44 $0.429 Reel $0.359	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, 100C, I2C, SOIC Bulk ATECC608C-SSVDA-B Microchip Technology 1: $0.83 576In Stock	Mfr. Part # ATECC608C-SSVDA-B Mouser Part # 579-ATECC608CSSVDA-B	Microchip Technology	Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, SOIC Bulk Learn More about Microchip Technology microchip atecc608c cryptoauthentication	Datasheet	576In Stock	$0.83 $0.693	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/ECDSA/ECDHE I2C 15K reel UDFN ATECC608A-MAHDA-T Microchip Technology 1: $0.97 48,685In Stock NRND	Mfr. Part # ATECC608A-MAHDA-T Mouser Part # 556-ATECC608AMAHDAT NRND	Microchip Technology	Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C 15K reel UDFN Learn More about Microchip Technology microchip atecc608a crypto devices	Datasheet	48,685In Stock	Cut Tape $0.97 $0.949 Reel $0.949 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/ECDH, SWI, SOIC Bulk ATECC608C-SSHCZ-B Microchip Technology 1: $0.76 628In Stock	Mfr. Part # ATECC608C-SSHCZ-B Mouser Part # 579-ATECC608CSSHCZ-B	Microchip Technology	Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC Bulk Learn More about Microchip Technology microchip atecc608c cryptoauthentication	Datasheet	628In Stock	$0.76 $0.64 $0.629	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 8ld UDFN I2C, T&R ATECC508A-MAHDA-T Microchip Technology 1: $1.02 120,511In Stock NRND	Mfr. Part # ATECC508A-MAHDA-T Mouser Part # 556-ATECC508A-MAHDAT NRND	Microchip Technology	Security ICs / Authentication ICs ECDH/ECC 10Kb 8ld UDFN I2C, T&R Learn More about Microchip Technology atmel microchip ATECC508A devices	Datasheet	120,511In Stock	Cut Tape $1.02 $0.995 Reel $0.995 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 FF Com I2C TPM 4.4mm TSSOP SEK AT97SC3205T-X3A1C-20 Microchip Technology 1: $3.57 761In Stock	Mfr. Part # AT97SC3205T-X3A1C-20 Mouser Part # 556-97SC3205TX3A1C20	Microchip Technology	Security ICs / Authentication ICs FF Com I2C TPM 4.4mm TSSOP SEK	Datasheet	761In Stock	Cut Tape $3.57 Reel $2.99	Min.: 1 Mult.: 1 : 1,000	8 bit			0 C	+ 70 C	SMD/SMT	TSSOP-28	I2C	Reel, Cut Tape
Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C SOIC Bulk ATECC608A-SSHDA-B Microchip Technology 1: $1.00 99,992In Stock NRND	Mfr. Part # ATECC608A-SSHDA-B Mouser Part # 556-ATECC608ASSHDAB NRND	Microchip Technology	Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C SOIC Bulk Learn More about Microchip Technology microchip atecc608a crypto devices	Datasheet	99,992In Stock	$1.00 $0.84 $0.834	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: $3.86 415In Stock	Mfr. Part # AT97SC3205T-U3A1C-20 Mouser Part # 556-97SC3205TU3A1C20	Microchip Technology	Security ICs / Authentication ICs FF Ind I2C TPM 4.4mm TSSOP SEK	Datasheet	415In Stock	Cut Tape $3.86 Reel $3.24 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 RSA, AES, 3DES SE050B2HQ1/Z01SFZ NXP Semiconductors 1: $4.84 4,037In Stock	Mfr. Part # SE050B2HQ1/Z01SFZ Mouser Part # 771-SE050B2HQ1Z01SFZ	NXP Semiconductors	Security ICs / Authentication ICs RSA, AES, 3DES Learn More about NXP Semiconductors nxp edgelock se050	Datasheet	4,037In Stock	Cut Tape $4.84 $3.83 $3.37 $3.05 View Reel $2.72 $2.90 $2.89 $2.79 $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 13,300In Stock	Mfr. Part # ATECC608B-SSHCZ-B Mouser Part # 579-TECC608B-SSHCZ-B	Microchip Technology	Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC Bulk Learn More about Microchip Technology microchip atecc608b crypto devices	Datasheet	13,300In Stock	$0.90 $0.75 $0.744	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 4,550In Stock	Mfr. Part # SE050B1HQ1/Z01SEZ Mouser Part # 771-SE050B1HQ1Z01SEZ	NXP Semiconductors	Security ICs / Authentication ICs RSA, AES, 3DES Learn More about NXP Semiconductors nxp edgelock se050	Datasheet	4,550In Stock	Cut Tape $5.01 $3.81 $3.51 $3.19 View Reel $2.51 $3.04 $3.03 $2.86 $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 ECC/ECDSA/ECDHE SWI SOIC bulk ATECC608A-SSHCZ-B Microchip Technology 1: $1.00 5,537In Stock NRND	Mfr. Part # ATECC608A-SSHCZ-B Mouser Part # 556-ATECC608ASSHCZB NRND	Microchip Technology	Security ICs / Authentication ICs ECC/ECDSA/ECDHE SWI SOIC bulk Learn More about Microchip Technology microchip atecc608a crypto devices	Datasheet	5,537In Stock	$1.00 $0.84 $0.834	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 # ATECC608A-MAHCZ-S Mouser Part # 556-ATECC608AMAHCZS NRND	Microchip Technology	Security ICs / Authentication ICs ECC/ECDSA/ECDHE SWI small 3K reel UDFN Learn More about Microchip Technology microchip atecc608a crypto devices	Datasheet	5,882In Stock	Cut Tape $0.99 $0.98 Reel $0.821 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 # ATECC608A-MAHCZ-T Mouser Part # 556-ATECC608AMAHCZT NRND	Microchip Technology	Security ICs / Authentication ICs ECC/ECDSA/ECDHE SWI 15K reel UDFN Learn More about Microchip Technology microchip atecc608a crypto devices	Datasheet	12,388In Stock	Cut Tape $0.97 $0.949 Reel $0.949	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 # ATECC608A-SSHCZ-T Mouser Part # 556-ATECC608ASSHCZT NRND	Microchip Technology	Security ICs / Authentication ICs ECC/ECDSA/ECDHE SWI SOIC T/R Learn More about Microchip Technology microchip atecc608a crypto devices	Datasheet	15,286In Stock	Cut Tape $1.00 $0.995 Reel $0.834 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 ECDH/ECC 10Kb 8ld SOIC I2C, Bulk ATECC508A-SSHDA-B Microchip Technology 1: $1.05 8,967In Stock NRND	Mfr. Part # ATECC508A-SSHDA-B Mouser Part # 556-ATECC508A-SSHDAB NRND	Microchip Technology	Security ICs / Authentication ICs ECDH/ECC 10Kb 8ld SOIC I2C, Bulk Learn More about Microchip Technology atmel microchip ATECC508A devices	Datasheet	8,967In Stock	$1.05 $0.88 $0.872	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 # ATECC608B-RBHCZ-T Mouser Part # 579-TECC608B-RBHCZ-T	Microchip Technology	Security ICs / Authentication ICs ECDH/ECC 10Kb, 3-CONTACT, SWI, T/R Learn More about Microchip Technology microchip atecc608b crypto devices	Datasheet	8,832In Stock	Cut Tape $1.23 $1.21 Reel $1.02	Min.: 1 Mult.: 1 : 5,000		5.5 V	2 V	- 40 C	+ 100 C			I2C	Reel, Cut Tape
Security ICs / Authentication ICs FF Com I2C TPM 4x4 32VQFN UEK AT97SC3205T-G3M4C-10 Microchip Technology 1: $4.50 975In Stock	Mfr. Part # AT97SC3205T-G3M4C-10 Mouser Part # 556-97SC3205TG3M4C10	Microchip Technology	Security ICs / Authentication ICs FF Com I2C TPM 4x4 32VQFN UEK	Datasheet	975In Stock	Cut Tape $4.50 Reel $3.77	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 2,997In Stock 4,000Expected 9/24/2026 New Product	Mfr. Part # SLS32AIA010MLUSON10XTMB9 Mouser Part # 726-010MLUSON10XTMB9 New Product	Infineon Technologies	Security ICs / Authentication ICs Security ICs / Authentication Ics Learn More about Infineon Technologies infineon sls32aia010mh s k l trust m	Datasheet	2,997In Stock 4,000Expected 9/24/2026	Cut Tape $2.25 $1.66 $1.52 $1.36 View Reel $1.12 $1.28 $1.24 $1.20 $1.16 $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

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