Part Number: SST39WF400A-90-4C-B3KE vs SST39LF020-55-4C-WHE-T
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| Part Number: | SST39WF400A-90-4C-B3KE | SST39LF020-55-4C-WHE-T |
| Manufacturer: | Microchip Technology | Microchip Technology |
| Description: | IC FLASH 4MBIT 90NS 48TFBGA | SST39 MPF™ Memory IC SST39 MPF™ Series 12.4mm mm |
| Quantity Available: | Available | Available |
| Datasheets: | SST39WF400A | - |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 48-TFBGA | 32-TFSOP (0.488, 12.40mm Width) |
| Surface Mount | YES | YES |
| Number of Pins | 48 | - |
| Operating Temperature | 0°C~70°C TA | 0°C~70°C TA |
| Packaging | Tray | Tape & Reel (TR) |
| Published | 2000 | 2011 |
| Series | SST39 MPF™ | SST39 MPF™ |
| JESD-609 Code | e1 | - |
| Part Status | Obsolete | Active |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 3 (168 Hours) |
| Number of Terminations | 48 | 32 |
| ECCN Code | EAR99 | - |
| Terminal Finish | TIN SILVER COPPER | - |
| HTS Code | 8542.32.00.51 | - |
| Technology | CMOS | FLASH - NOR |
| Voltage - Supply | 1.65V~1.95V | 3V~3.6V |
| Terminal Position | BOTTOM | DUAL |
| Peak Reflow Temperature (Cel) | 260 | - |
| Number of Functions | 1 | 1 |
| Supply Voltage | 1.8V | 3.3V |
| Terminal Pitch | 0.8mm | 0.5mm |
| Time@Peak Reflow Temperature-Max (s) | 40 | - |
| Base Part Number | SST39WF400A | - |
| Pin Count | 48 | - |
| Operating Supply Voltage | 1.8V | - |
| Supply Voltage-Max (Vsup) | 1.95V | 3.6V |
| Supply Voltage-Min (Vsup) | 1.7V | 3V |
| Memory Size | 4Mb 256K x 16 | 2Mb 256K x 8 |
| Memory Type | Non-Volatile | Non-Volatile |
| Access Time | 90ns | 55ns |
| Memory Format | FLASH | FLASH |
| Memory Interface | Parallel | Parallel |
| Data Bus Width | 16b | - |
| Organization | 256KX16 | 256KX8 |
| Memory Width | 16 | 8 |
| Write Cycle Time - Word, Page | 40μs | 20μs |
| Address Bus Width | 18b | - |
| Density | 4 Mb | - |
| Height Seated (Max) | 1.2mm | 1.2mm |
| Length | 8mm | 12.4mm |
| Radiation Hardening | No | - |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Factory Lead Time | - | 11 Weeks |
| JESD-30 Code | - | R-PDSO-G32 |
| Operating Mode | - | ASYNCHRONOUS |
| Memory Density | - | 2097152 bit |
| Programming Voltage | - | 3V |
| Width | - | 8mm |
| Submit RFQ: | Submit | Submit |
| Image | Part Number | Manufacturer | Description | Compare |
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SST39LF020-45-4C-MME-T | Microchip Technology | Surface Mount SST39 MPF™ Memory IC SST39 MPF™ Series SST39LF020 2 Mb kb 20mA mA 8b b | Compare |
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SST39LF010-45-4C-MME-T | Microchip Technology | Surface Mount SST39 MPF™ Memory IC SST39 MPF™ Series SST39LF010 1 Mb kb 20mA mA 8b b | Compare |
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SST39LF020-55-4C-NHE-T | Microchip Technology | SST39 MPF™ Memory IC SST39 MPF™ Series 13.97mm mm | Compare |
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SST39LF010-45-4C-B3KE | SST | Compare | |
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SST39LF020-45-4C-MM | SST | original in stock | Compare |
