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Microchip Technology ATAES132A-SHER-B
- Part No.:
- ATAES132A-SHER-B
- Manufacturer:
- Microchip Technology
- Category:
- Specialized ICs
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Description:
- IC AUTHENTICATION CHIP 8SOIC
- Quantity:
Unit Price:$0.68
Ext Price:$0.68
- Payment:
- Shipping:
Product Details
ATAES132A-SHER-B - AES-CCM Secure EEPROM, SOIC
ATAES132A-SHER-B from Microchip Technology is a 32-Kbit secure serial EEPROM with AES-128 authentication in an 8-lead SOIC, supplied in 100-piece tubes.
Specifications were checked against the manufacturer data sheet and current distributor listing.
Overview
ATAES132A combines 16 secure user zones with protected key storage and AES-CCM operations. SHER-B identifies an I2C 8-lead SOIC shipped in tubes.
Key Advantages
AES-CCM authentication and protected EEPROM zones.
Standard 8-lead SOIC assembly format.
Available in an established surface-mount or through-hole ordering format.
Electrical and environmental limits are defined by the official data sheet.
Feature Summary
AES-128 secure EEPROM and authentication
I2C, up to 1 MHz
2.5 to 5.5 V; -40 to +85 C
8-SOIC
Package & Footprint
This ordering code uses the 8-SOIC package.
Pin Functions
Confirm exact numbering and the latest land pattern before PCB release.
Key Specifications
| Memory | 32 Kbit serial EEPROM |
|---|---|
| User zones | 16 independently configurable 2-Kbit zones |
| Cryptography | AES-128 in CCM mode |
| Key slots | 16 protected key storage locations |
| Interface | I2C, up to 1 MHz |
| Supply voltage | 2.5 to 5.5 V |
| Temperature | -40 to +85 C |
| Sleep current | 0.10 uA typical, 0.25 uA maximum at 3.3 V under data-sheet conditions |
| Write endurance | See manufacturer zone-specific limits |
| Configuration | Zone permissions and key relationships must be provisioned |
| Package | 8-lead 0.150-inch SOIC |
| Packaging | Tube, 100 pieces |
| Lifecycle | Not Recommended for New Designs |
Replacement Considerations
ATAES132A-SHER-T 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.
Manufacturer Information
Microchip lists ATAES132A as Not Recommended for New Designs. The complete data sheet specifies the SHER-B I2C SOIC variant.
Applications
Maintain authenticated EEPROM functions in qualified designs.
Store controlled configuration and credentials.
Quality & Authenticity
Match the complete ordering code, package marking and reel or lot label to authorized-channel records. Inspect moisture handling and solderability requirements before assembly.
FAQ
What is the main function?
AES-128 secure EEPROM and authentication
What package is used?
8-SOIC
Can the related part be substituted directly?
No. Validate all electrical, mechanical and configuration differences first.
Is the package image ready?
Yes. The registered package JPG is present locally.
Engineering Notice
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.
ATAES132A-SHER-B Information
- Specifications
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- CryptoAuthentication™
- Package/Case:
- 8-SOIC (0.154", 3.90mm Width)
- Packaging:
- Tube
- Product Status:
- Active
- Programmable:
- Not Verified
- Type:
- Authentication Chip
- Applications:
- Networking and Communications
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SOIC
- Grade:
- -
- Qualification:
- -
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