DS28EC20+ vs DS28EC20+T Comparison
Detailed side-by-side comparison of DS28EC20+ by Analog Devices and DS28EC20+T by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | DS28EC20+ | DS28EC20+T |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | EEPROM | Memory ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $2.05 | $1.82 |
| Memory Type | Non-Volatile EEPROM (1-Wire) | EEPROM (Non-Volatile) |
| Memory Size | 20 Kbit (20480 bit) | 20 Kbit (20480 bit) |
| Memory Organization | 80 pages × 256 bits + 1 control page | 80 pages x 256 bits (plus 1 control page) |
| Interface | 1-Wire (single-contact serial) | 1-Wire (single-conductor, parasite-power capable) |
| Standard Speed (max) | 15.4 kbps | — |
| Overdrive Speed (max) | 90 kbps | — |
| Operating VPUP Range | 2.8 V to 5.25 V (overdrive requires 4 V to 5.25 V) | — |
| Write Endurance | 200k cycles per page | — |
| Data Retention | >40 years | — |
| Scratchpad Size | 32 bytes | 32 bytes (256 bits) |
| Programming Time (tPROG) | 10 ms (max) | — |
| Operating Temperature | -40 °C to +85 °C | -40C to +85C |
| Package | TO-92-3 (through-hole) | TO-92-3 (through-hole) |
| Mounting Type | Through Hole | Through Hole |
| RoHS Status | Compliant | Compliant |
| Lead-Free Status | Yes | — |
| Unique 64-bit ROM ID | Yes (factory-lasered) | — |
| Backward Compatibility | DS2433 (4 Kbit 1-Wire EEPROM) | — |
| Bus Protocol | — | Standard Dallas 1-Wire |
| Unique ID | — | 64-bit factory-lasered ROM registration number |
| Error Detection | — | CRC16 on ROM and scratchpad reads |
| Write Granularity | — | 256-bit page |
| Supply Voltage | — | Parasite power from 1-Wire data line (2.8V-5.25V host pull-up) |
| Lead Finish | — | Matte Tin (Pb-free) |