Part Number: AT28C040-25FC vs AT28HC64B-12TA
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| Part Number: | AT28C040-25FC | AT28HC64B-12TA |
| Manufacturer: | Microchip Technology | Microchip Technology |
| Description: | IC EEPROM 4MBIT 250NS 32FLATPACK | Memory IC AT28HC64 |
| Quantity Available: | Available | Available |
| Datasheets: | AT28C040 | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 32-CFlatpack | 28-TSSOP (0.465, 11.80mm Width) |
| Surface Mount | YES | - |
| Operating Temperature | 0°C~70°C TC | -40°C~125°C TC |
| Packaging | Tube | Tray |
| Published | 1998 | 2016 |
| JESD-609 Code | e0 | - |
| Part Status | Obsolete | Obsolete |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 3 (168 Hours) |
| Number of Terminations | 32 | - |
| ECCN Code | 3A991.B.1.B.1 | - |
| Terminal Finish | TIN LEAD | - |
| Additional Feature | AUTOMATIC WRITE | - |
| HTS Code | 8542.32.00.51 | - |
| Technology | CMOS | EEPROM |
| Voltage - Supply | 4.5V~5.5V | 4.5V~5.5V |
| Terminal Position | DUAL | - |
| Peak Reflow Temperature (Cel) | 240 | - |
| Number of Functions | 1 | - |
| Supply Voltage | 5V | - |
| Terminal Pitch | 1.27mm | - |
| Reach Compliance Code | not_compliant | - |
| Time@Peak Reflow Temperature-Max (s) | 30 | - |
| Base Part Number | AT28C040 | AT28HC64 |
| JESD-30 Code | R-CDFP-F32 | - |
| Qualification Status | Not Qualified | - |
| Supply Voltage-Max (Vsup) | 5.5V | - |
| Power Supplies | 5V | - |
| Supply Voltage-Min (Vsup) | 4.5V | - |
| Memory Size | 4Mb 512K x 8 | 64Kb 8K x 8 |
| Memory Type | Non-Volatile | Non-Volatile |
| Operating Mode | ASYNCHRONOUS | - |
| Supply Current-Max | 0.08mA | - |
| Access Time | 250ns | 120ns |
| Memory Format | EEPROM | EEPROM |
| Memory Interface | Parallel | Parallel |
| Organization | 512KX8 | - |
| Output Characteristics | 3-STATE | - |
| Memory Width | 8 | - |
| Write Cycle Time - Word, Page | 10ms | 10ms |
| Standby Current-Max | 0.003A | - |
| Memory Density | 4194304 bit | - |
| Programming Voltage | 5V | - |
| Write Cycle Time-Max (tWC) | 10ms | - |
| Data Polling | YES | - |
| Toggle Bit | YES | - |
| Command User Interface | NO | - |
| Page Size | 256words | - |
| Height Seated (Max) | 3.05mm | - |
| Length | 20.85mm | - |
| Width | 12.2mm | - |
| RoHS Status | Non-RoHS Compliant | Non-RoHS Compliant |
| Supplier Device Package | - | 28-TSOP |
| Submit RFQ: | Submit | Submit |
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