DS28E25Q+U vs DS28E25+ Comparison
Detailed side-by-side comparison of DS28E25Q+U by Analog Devices and DS28E25+ by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Analog Devices
DS28E25Q+U - 1-Wire SHA-256 Secure Authenticator | Analog Devices
DS28E25Q+U ✓ ActiveAnalog Devices
DS28E25+ - SHA-256 1-Wire Authenticator, 4Kb EEPROM, TO-92 | Analog Devices
DS28E25+ ✓ ActiveSpecification Comparison
| Parameter | DS28E25Q+U | DS28E25+ |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | Memory ICs | Logic ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.42 | $2.10 |
| Product Type | DeepCover Secure Authenticator (SHA-256) | Secure Authenticator / SHA-256 Co-Processor |
| Authentication Algorithm | SHA-256 (FIPS 180-3 compliant) / HMAC-SHA256 | — |
| User EEPROM | 4 Kbit (512 bytes, 16 pages of 32 bytes) | 4 Kbit (512 bytes, 32 pages x 16 bytes) |
| Bus Interface | Maxim 1-Wire (single data line, optional parasitic power) | — |
| Operating Voltage | 2.97 V to 3.63 V | — |
| Unique ROM ID | 64-bit factory-programmed | — |
| Package | 6-TDFN (3x3 mm) | TO-92-2 (TO-226AC), 3 pins |
| Pin Count | 6 | — |
| Mounting Type | Surface Mount | Through-Hole |
| GPIO / Control Pin | Yes, programmable, authentication-gated | — |
| Increment-Only Counter | Yes (for monotonic usage tracking) | — |
| Operating Temperature Range | -40 C to +85 C (industrial) | — |
| Parasitic Power Support | Yes (1-Wire) | — |
| Security Features | DeepCover active die shield, on-chip key generation, non-readable secret storage | Hardware SHA-256, on-chip secret storage, active die shield |
| Compatible Host Bridge | DS2465, DS2480B, DS2482S/DS2483 | — |
| RoHS Status | Compliant | Compliant |
| MSL Level | 1 (per JEDEC J-STD-020) | — |
| Family | — | DeepCover Secure Authenticator |
| Interface | — | 1-Wire (single-contact, half-duplex) |
| 1-Wire Speeds | — | Standard and Overdrive |
| Cryptographic Algorithm | — | SHA-256 (FIPS 180-4) |
| ROM ID | — | 64-bit factory-lasered unique registration number |
| Operating Voltage (VPUP) | — | 2.97 V to 3.63 V |
| Parasite Power | — | Yes (powered from 1-Wire data line) |
| Operating Temperature | — | -40 C to +85 C |
| EEPROM Endurance | — | [DATA_NEEDED: write cycles per page] |
| EEPROM Data Retention | — | [DATA_NEEDED: retention years] |