Unit Price:$0.71
Ext Price:$0.71



ATECC608B-SSHCZ-T from Microchip Technology is a customizable secure element with ECC, SHA-256 and AES-128 hardware acceleration.
Specifications were checked against the manufacturer data sheet and current distributor listing.
ATECC608B stores keys in protected hardware and accelerates ECDSA, ECDH, SHA-256, HMAC and AES-128 for connected embedded systems.
Stores up to 16 keys or certificates in protected hardware.
Accelerates ECC P-256, SHA-256 and AES-128 security operations.
Available in an established surface-mount or through-hole ordering format.
Electrical and environmental limits are defined by the official data sheet.
Cryptographic secure element
High-speed single-wire interface
2.0 V to 5.5 V supply; -40 C to +85 C
8-SOIC (0.154", 3.90mm Width)
This ordering code uses the 8-SOIC (0.154", 3.90mm Width) package.

Confirm exact numbering and the latest land pattern before PCB release.
| Supply | 2.0 V to 5.5 V |
|---|---|
| Curve | NIST P-256 |
| Key slots | Up to 16 |
| RNG | NIST SP 800-90 hardware RNG |
| I/O levels | 1.8 V to 5.5 V |
| Serial number | Unique 72-bit |
| Temperature | -40 C to +85 C |
| Algorithms | ECDSA, ECDH, SHA-256, HMAC, AES-128 |
| Interface | Single-wire |
| Counters | Two monotonic counters |
| Sleep current | <150 nA |
| Package | 8-lead SOIC |
ATECC608B-SSHCZ-B is a related product in the library. Confirm electrical behavior, package, pinout, ordering media and configuration before substitution.
Similarity of family name or package does not establish drop-in compatibility.
Microchip currently marks ATECC608B not recommended for new designs; review alternate Trust Platform devices.
Protects device identity and TLS credentials.
Validates signed firmware before execution.
Match the complete ordering code, package marking and reel or lot label to authorized-channel records. Inspect moisture handling and solderability requirements before assembly.
Cryptographic secure element
8-SOIC (0.154", 3.90mm Width)
No. Validate all electrical, mechanical and configuration differences first.
No. The registered package JPG is currently missing.
Use the latest manufacturer documentation for schematic, PCB, thermal and production approval. Distributor attributes are useful for sourcing but do not replace the official data sheet.
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