Security ICs / Authentication ICs

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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.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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	Packaging
Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, 15K reel UDFN ATECC608B-MAVDA-T Microchip Technology 1: €0.851 16,262In Stock	Mfr. Part No. ATECC608B-MAVDA-T Mouser Part No 579-TECC608B-MAVDA-T	Microchip Technology	Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, 15K reel UDFN Learn More about Microchip Technology microchip atecc608b crypto devices	Datasheet	16,262In Stock	Cut Tape €0.851 €0.843 Reel €0.843 MouseReel Available	Min.: 1 Mult.: 1 : 15,000		5.5 V	2 V	- 40 C	+ 100 C			Reel, Cut Tape, MouseReel
Security ICs / Authentication ICs TPM LPC, IND, 40-MLF SIGNED EK AT97SC3204-U2MA-20 Microchip Technology 1: €3.99 831In Stock End of Life	Mfr. Part No. AT97SC3204-U2MA-20 Mouser Part No 556-AT97SC3204U2MA20 End of Life	Microchip Technology	Security ICs / Authentication ICs TPM LPC, IND, 40-MLF SIGNED EK Learn More about Microchip Technology microchip security ics	Datasheet	831In Stock	Cut Tape €3.99 Reel €3.39 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, SWI, SOIC Bulk ATECC608C-SSHCZ-B Microchip Technology 1: €0.654 610In 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 about Microchip Technology microchip atecc608c cryptoauthentication	Datasheet	610In Stock	€0.654 €0.55 €0.547	Min.: 1 Mult.: 1	72 bit	5.5 V	2 V	- 40 C	+ 85 C	SMD/SMT	SOIC-8	Tube
Security ICs / Authentication ICs ECC/ECDH, 100C, I2C, SOIC Bulk ATECC608C-SSVDA-B Microchip Technology 1: €0.714 516In 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 about Microchip Technology microchip atecc608c cryptoauthentication	Datasheet	516In Stock	€0.714 €0.603	Min.: 1 Mult.: 1	72 bit	5.5 V	2 V	- 40 C	+ 100 C	SMD/SMT	SOIC-8	Tube
Security ICs / Authentication ICs Client MAC, 105C, I2C, SOIC SHA104-SSVDA-T Microchip Technology 1: €0.378 3,472In Stock 3,300Expected 02/12/2026	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 about Microchip Technology microchip sha104 authentication ics	Datasheet	3,472In Stock 3,300Expected 02/12/2026	Cut Tape €0.378 €0.369 Reel €0.313	Min.: 1 Mult.: 1 : 1,786	72 bit	5.5 V	1.65 V	- 40 C	+ 105 C	SMD/SMT	SOIC-8	Reel, Cut Tape
Security ICs / Authentication ICs ECC/ECDSA/ECDHE I2C small 3K reel UDFN ATECC608A-MAHDA-S Microchip Technology 1: €0.851 2,825In 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 about Microchip Technology microchip atecc608a crypto devices	Datasheet	2,825In Stock	Cut Tape €0.851 €0.843 Reel €0.715 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: €0.86 19,926In Stock 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 about Microchip Technology microchip atecc608a crypto devices	Datasheet	19,926In Stock	Cut Tape €0.86 €0.856 Reel €0.727 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 TPM TWI INDL 4.4MM 28-TSSOP UNSIGN AT97SC3204T-U2A1B-10 Microchip Technology 1: €4.02 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 about Microchip Technology microchip security ics	Datasheet	519In Stock	Cut Tape €4.02 Reel €3.41 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: €4.09 814In 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	814In Stock	Cut Tape €4.09 Reel €3.47 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 FF Com I2C TPM 4.4mm TSSOP UEK AT97SC3205T-X3A1C-10 Microchip Technology 1: €2.98 654In Stock	Mfr. Part No. AT97SC3205T-X3A1C-10 Mouser Part No 556-97SC3205TX3A1C10	Microchip Technology	Security ICs / Authentication ICs FF Com I2C TPM 4.4mm TSSOP UEK	Datasheet	654In Stock	Cut Tape €2.98 Reel €2.52	Min.: 1 Mult.: 1 : 1,000	8 bit			0 C	+ 70 C	SMD/SMT	TSSOP-28	Reel, Cut Tape
Security ICs / Authentication ICs CryptoMem,Gen2,1Kbit 4Zone, 8SOIC, GRN AT88SC0104CA-SH-T Microchip Technology 1: €0.662 2,696In 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	2,696In Stock	Cut Tape €0.662 €0.619 €0.559 Reel €0.559 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 ECC/ECDH, 100C, I2C, SOIC T/R ATECC608B-SSVDA-T Microchip Technology 1: €0.851 9,109In 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 about Microchip Technology microchip atecc608b crypto devices	Datasheet	9,109In Stock	Cut Tape €0.851 €0.843 Reel €0.715 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 Prod FF Ind I2C TPM 4x4 32VQFN CEK Bulk AT97SC3205T-H3M4C00B Microchip Technology 1: €3.20 549In 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	549In Stock	€3.20 €2.93	Min.: 1 Mult.: 1	8 bit			0 C	+ 70 C	SMD/SMT	VQFN-32	Tray
Security ICs / Authentication ICs 32Kbit AES Auth I2C udfn(MA), GR ATAES132A-MAHER-S Microchip Technology 1: €0.791 3,420In 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 about Microchip Technology atmelATcryptoAuth	Datasheet	3,420In Stock	Cut Tape €0.791 €0.789 €0.742 Reel €0.671	Min.: 1 Mult.: 1 : 3,000	128 bit						UDFN-8	Reel, Cut Tape
Security ICs / Authentication ICs 32Kbit AES Auth SPI udfn(MA), GR ATAES132A-MAHEQ-T Microchip Technology 1: €0.843 8,586In Stock	Mfr. Part No. ATAES132A-MAHEQ-T Mouser Part No 556-ATAES132AMAHEQT	Microchip Technology	Security ICs / Authentication ICs 32Kbit AES Auth SPI udfn(MA), GR Learn More about Microchip Technology atmelATcryptoAuth	Datasheet	8,586In Stock	Cut Tape €0.843 Reel €0.843 MouseReel Available	Min.: 1 Mult.: 1 : 15,000	128 bit						UDFN-8	Reel, Cut Tape, MouseReel
Security ICs / Authentication ICs CryptAuthEE SHA256 1Wir ATSHA204A-SSHCZ-T Microchip Technology 1: €0.43 4,479In Stock	Mfr. Part No. ATSHA204A-SSHCZ-T Mouser Part No 556-ATSHA204A-SSHCZT	Microchip Technology	Security ICs / Authentication ICs CryptAuthEE SHA256 1Wir Learn More about Microchip Technology atmelATcryptoAuth	Datasheet	4,479In Stock	Cut Tape €0.43 €0.421 Reel €0.358 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 CryptAuth SHA256 I2C ATSHA204A-SSHDA-B Microchip Technology 1: €0.396 12,113In Stock	Mfr. Part No. ATSHA204A-SSHDA-B Mouser Part No 556-ATSHA204A-SSHDAB	Microchip Technology	Security ICs / Authentication ICs CryptAuth SHA256 I2C Learn More about Microchip Technology atmelATcryptoAuth	Datasheet	12,113In Stock	€0.396 €0.389 €0.347	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: €0.671 9,403In 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 about Microchip Technology atmelATcryptoAuth	Datasheet	9,403In Stock	Cut Tape €0.671 Reel €0.593 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 CustSpec SHA256 UDNF ATSHA204A-RBHCZ-T Microchip Technology 1: €0.611 2,498In Stock	Mfr. Part No. ATSHA204A-RBHCZ-T Mouser Part No 566-ATSHA204ARBHCZ-T	Microchip Technology	Security ICs / Authentication ICs CustSpec SHA256 UDNF Learn More about Microchip Technology atmelATcryptoAuth	Datasheet	2,498In Stock	Cut Tape €0.611 €0.605 Reel €0.515 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	72 bit	5.5 V	2 V	- 40 C	+ 85 C	SMD/SMT	Contact-3	Reel, Cut Tape, MouseReel
Security ICs / Authentication ICs CryptAuthEE SHA256 1Wir ATSHA204A-STUCZ-T Microchip Technology 1: €0.516 20,744In Stock	Mfr. Part No. ATSHA204A-STUCZ-T Mouser Part No 566-ATSHA204ASTUCZ-T	Microchip Technology	Security ICs / Authentication ICs CryptAuthEE SHA256 1Wir Learn More about Microchip Technology atmelATcryptoAuth	Datasheet	20,744In Stock	Cut Tape €0.516 €0.501 Reel €0.425 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	72 bit	5.5 V	2 V	- 40 C	+ 85 C	SMD/SMT	SOT-23-3	Reel, Cut Tape, MouseReel
Security ICs / Authentication ICs ECC/ECDH SWI, small 3K reel UDFN ATECC608B-MAHCZ-S Microchip Technology 1: €0.774 3,910In 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 about Microchip Technology microchip atecc608b crypto devices	Datasheet	3,910In Stock	Cut Tape €0.774 €0.764 Reel €0.649 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 ECDH/ECC 10Kb 8ld SOIC SWI, Bulk ATECC508A-SSHCZ-B Microchip Technology 1: €0.851 852In Stock NRND	Mfr. Part No. ATECC508A-SSHCZ-B Mouser Part No 556-ATECC508A-SSHCZB NRND	Microchip Technology	Security ICs / Authentication ICs ECDH/ECC 10Kb 8ld SOIC SWI, Bulk Learn More about Microchip Technology atmel microchip ATECC508A devices	Datasheet	852In Stock	€0.851 €0.761	Min.: 1 Mult.: 1	72 bit	5.5 V	2 V	- 40 C	+ 85 C	SMD/SMT	SOIC-8	Tube
Security ICs / Authentication ICs FF Ind I2C TPM 4.4mm TSSOP SEK AT97SC3205T-U3A1C20B Microchip Technology 1: €3.56 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	€3.56 €3.28	Min.: 1 Mult.: 1	8 bit			0 C	+ 70 C	SMD/SMT	TSSOP-28	Tube
Security ICs / Authentication ICs TPM TWI COM 4.4MM 28-TSSOP UNSIGN EK AT97SC3204T-X2A1B-10 Microchip Technology 1: €3.51 6In Stock	Mfr. Part No. AT97SC3204T-X2A1B-10 Mouser Part No 556-97SC3204TX2A1B10	Microchip Technology	Security ICs / Authentication ICs TPM TWI COM 4.4MM 28-TSSOP UNSIGN EK Learn More about Microchip Technology microchip security ics	Datasheet	6In Stock	Cut Tape €3.51 €3.20 Reel €3.20	Min.: 1 Mult.: 1 : 1,000	8 bit	3.6 V	3 V	0 C	+ 70 C	SMD/SMT	TSSOP-28	Reel, Cut Tape
Security ICs / Authentication ICs CryMem Comp 8ld, Green AT88SC018-SU-CN Microchip Technology 1: €1.13 124In Stock	Mfr. Part No. AT88SC018-SU-CN Mouser Part No 556-AT88SC018-SU-CN	Microchip Technology	Security ICs / Authentication ICs CryMem Comp 8ld, Green	Datasheet	124In Stock	€1.13 €1.12 €1.08	Min.: 1 Mult.: 1		3.6 V	2.7 V	- 40 C	+ 85 C	SMD/SMT	SOIC-8	Tube