SST39SF010A-55-4C-NHE vs SST26VF032B-104I/MF
| Part Number |
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| Category | General Memory | General Memory |
| Manufacturer | Microchip Technology | Microchip Technology |
| Description | IC FLASH 1MBIT PARALLEL 32PLCC | IC FLASH 32MBIT 104MHZ 8WDFN |
| Package | Tube | 8-WDFN Exposed Pad |
| Series | SST39 MPF™ | SST26 SQI? |
| Voltage - Supply | 4.5V ~ 5.5V | 2.7 V ~ 3.6 V |
| Operating Temperature | 0°C ~ 70°C (TA) | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 32-LCC (J-Lead) | 8-WDFN Exposed Pad |
| Supplier Device Package | 32-PLCC (11.43x13.97) | 8-WDFN (5x6) |
| Memory Size | 1Mb (128K x 8) | 32Mb (4M x 8) |
| Technology | FLASH | FLASH |
| Memory Type | Non-Volatile | Non-Volatile |
| Clock Frequency | - | 104MHz |
| Access Time | 55 ns | - |
| Memory Format | FLASH | FLASH |
| Write Cycle Time - Word, Page | 20µs | 1.5ms |
| Memory Interface | Parallel | SPI - Quad I/O |
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1. Is there a relationship between the capacity and speed of memory?
The capacity and speed of memory are not directly related. The capacity refers to the amount of data that the memory can hold, while the speed determines the speed at which the memory reads and writes data. Generally speaking, faster memory such as RAM has a smaller capacity, while large-capacity storage such as HDD is relatively slow.
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2. How to measure the data read and write speed of memory?
The read and write speed of memory is usually expressed in MB/s or GB/s, reflecting the amount of data it processes per second. The faster the speed, the higher the data transmission efficiency.
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3. What is ECC memory?
ECC (error correction code) memory detects and corrects single-bit errors in stored data, improving the reliability of memory and is commonly used in servers and data centers.
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4. How to upgrade the computer's memory?
Computer storage performance can usually be improved by adding RAM modules or upgrading the HDD to a faster SSD. It is also necessary to ensure that the new hardware is compatible with the system, especially motherboard support and memory type.

