| Part Number | SST38VF6402B-70-5I-EKE-T | SST38VF6403B-70-5I-EKE-T | 
|---|---|---|
| Manufacturer | Microchip Technology | Microchip Technology | 
| Category | Memory | Memory | 
|   |   | |
| Product Status | Obsolete | Obsolete | 
| Memory Type | Non-Volatile | Non-Volatile | 
| Memory Format | Flash | Flash | 
| Technology | Flash | Flash | 
| Memory Size | 64Mb (4M x 16) | 64Mb (4M x 16) | 
| Memory Interface | Parallel | Parallel | 
| Clock Frequency | - | - | 
| Write Cycle Time - Word, Page | 10µs | 10µs | 
| Access Time | 70 ns | 70 ns | 
| Voltage - Supply | 2.7V ~ 3.6V | 2.7V ~ 3.6V | 
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | 
| Package / Case | 48-TFSOP (0.724", 18.40mm Width) | 48-TFSOP (0.724", 18.40mm Width) | 
| Supplier Device Package | 48-TSOP | 48-TSOP |