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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 5,597In Stock 20Expected 10/27/2026	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	5,597In Stock 20Expected 10/27/2026	Cut Tape $0.44 $0.429 $0.425 $0.413 $0.411 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 ECC/ECDH, I2C, SOIC Bulk ATECC608B-SSHDA-B Microchip Technology 1: $0.90 48,519In 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	48,519In Stock	$0.90 $0.897 $0.75 $0.725	Min.: 1 Mult.: 1		5.5 V	2 V	- 40 C	+ 100 C			I2C	Tube
Security ICs / Authentication ICs ECC/ECDH, SWI, SOIC T/R ATECC608B-SSHCZ-T Microchip Technology 1: $0.90 24,805In 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	24,805In Stock	Cut Tape $0.90 $0.888 $0.808 $0.803 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/HMAC 105C, I2C, SOIC ECC204-SSVDA-T Microchip Technology 1: $0.35 5,159In 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	5,159In Stock	Cut Tape $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 ECDH/ECC 10Kb 8ld UDFN I2C, T&R ATECC508A-MAHDA-T Microchip Technology 1: $1.02 120,261In 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	120,261In Stock	Cut Tape $1.02 $0.995 $0.928 $0.922 View Reel $0.813 $0.91 $0.813 $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/ECDH, SWI, SOIC Bulk ATECC608C-SSHCZ-B Microchip Technology 1: $0.76 621In 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	621In 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 ECC/ECDSA/ECDHE I2C SOIC Bulk ATECC608A-SSHDA-B Microchip Technology 1: $1.00 99,933In 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	99,933In Stock	$1.00 $0.995 $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/ECDH, SWI, 15K reel UDFN ATECC608B-MAHCZ-T Microchip Technology 1: $0.87 15,623In Stock	Mfr. Part # ATECC608B-MAHCZ-T Mouser Part # 579-TECC608B-MAHCZ-T	Microchip Technology	Security ICs / Authentication ICs ECC/ECDH, SWI, 15K reel UDFN Learn More about Microchip Technology microchip atecc608b crypto devices	Datasheet	15,623In Stock	Cut Tape $0.87 $0.857 $0.80 Reel $0.80	Min.: 1 Mult.: 1 : 15,000		5.5 V	2 V	- 40 C	+ 100 C	SMD/SMT	UDFN-8	I2C	Reel, Cut Tape
Security ICs / Authentication ICs ECC, AES, 3DES SE050A1HQ1/Z01SGZ NXP Semiconductors 1: $4.78 2,130In Stock	Mfr. Part # SE050A1HQ1/Z01SGZ Mouser Part # 771-SE050A1HQ1Z01SGZ	NXP Semiconductors	Security ICs / Authentication ICs ECC, AES, 3DES Learn More about NXP Semiconductors nxp edgelock se050	Datasheet	2,130In Stock	Cut Tape $4.78 $3.78 $3.33 $3.02 View Reel $2.64 $2.87 $2.85 $2.67 $2.64 Quote	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 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 $2.70 $2.90 $2.89 $2.81 $2.70 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 13,290In 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	13,290In Stock	$0.90 $0.75 $0.725	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 $3.82 $3.52 $3.19 View Reel $2.65 $3.04 $2.86 $2.65	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 $0.812	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 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 $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 ECDH/ECC 10Kb 8ld SOIC I2C, Bulk ATECC508A-SSHDA-B Microchip Technology 1: $1.05 8,867In 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	8,867In Stock	$1.05 $1.03 $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 FF Ind I2C TPM 4.4mm TSSOP SEK AT97SC3205T-U3A1C-20 Microchip Technology 1: $3.86 315In 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	315In Stock	Cut Tape $3.86 $3.57 Reel $3.33 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, 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 $1.14 Reel $1.00	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 small 3K reel UDFN ATECC608A-MAHCZ-S Microchip Technology 1: $0.80 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 $0.80 Reel $0.80 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 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 $0.994 $0.993 View Reel $0.812 $0.907 $0.904 $0.90 $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 Security ICs / Authentication Ics SLS32AIA010MLUSON10XTMB9 Infineon Technologies 1: $2.25 3,161In Stock 4,000Expected 5/27/2027 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	3,161In Stock 4,000Expected 5/27/2027	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
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 $4.16 $3.82 Reel $3.67	Min.: 1 Mult.: 1 : 1,000	8 bit			0 C	+ 70 C	SMD/SMT	VQFN-32	I2C	Reel, Cut Tape
Security ICs / Authentication ICs FF Ind I2C TPM 4.4mm TSSOP UEK AT97SC3205T-U3A1C-10 Microchip Technology 1: $3.72 363In Stock	Mfr. Part # AT97SC3205T-U3A1C-10 Mouser Part # 556-97SC3205TU3A1C10	Microchip Technology	Security ICs / Authentication ICs FF Ind I2C TPM 4.4mm TSSOP UEK	Datasheet	363In Stock	Cut Tape $3.72 $3.44 $3.16 Reel $3.03	Min.: 1 Mult.: 1 : 1,000	8 bit			0 C	+ 70 C	SMD/SMT	TSSOP-28	I2C	Reel, Cut Tape
Security ICs / Authentication ICs Prod FF Com I2C TPM 4x4 32VQFN CEK Bulk AT97SC3205T-G3M4C00B Microchip Technology 1: $4.04 182In Stock	Mfr. Part # AT97SC3205T-G3M4C00B Mouser Part # 556-7SC3205TG3M4C00B	Microchip Technology	Security ICs / Authentication ICs Prod FF Com I2C TPM 4x4 32VQFN CEK Bulk	Datasheet	182In Stock	$4.04 $3.72 $3.66	Min.: 1 Mult.: 1	8 bit			0 C	+ 70 C	SMD/SMT	VQFN-32	I2C	Tray
Security ICs / Authentication ICs ECC 10Kb, I2C 8-SOIC,T&R ATECC508A-SSHAW-T Microchip Technology 1: $1.25 7,970In Stock NRND	Mfr. Part # ATECC508A-SSHAW-T Mouser Part # 579-ATECC508ASSHAW-T NRND	Microchip Technology	Security ICs / Authentication ICs ECC 10Kb, I2C 8-SOIC,T&R Learn More about Microchip Technology atmel microchip ATECC508A devices	Datasheet	7,970In Stock	Cut Tape $1.25 $1.23 $1.04 Reel $1.00 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 ECC/ECDSA/ECDHE SWI 15K reel UDFN ATECC608A-MAHCZ-T Microchip Technology 1: $0.97 12,142In 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	12,142In Stock	Cut Tape $0.97 $0.949 $0.80 $0.775 Reel $0.775	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

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