ChipNobo Replacement
NB25Q40RLSSJM
100% Pin-to-Pin CompatibleVerified by ChipNobo CVR
Image for reference only
Global Brand Reference
- Product type
- Memory
- Description
- SPIFLASH, 4M-BIT, 4KB UNIFORM SE
- Original MPN
- W25Q40RLSSJM
- Manufacturer
- Winbond Electronics
ChipNobo MPN
NB25Q40RLSSJM
- High-reliability design
- Long-term stable supply
- RoHS compliant
Technical specification comparison (core parameters)
| Parameter | Winbond ElectronicsW25Q40RLSSJM | ChipNoboNB25Q40RLSSJM | Match |
|---|---|---|---|
| Part Status | Active | Active | |
| Mounting Type | Surface Mount | Surface Mount | |
| Supplier Device Package | 8-SOIC | 8-SOIC | |
| Memory Type | Non-Volatile | Non-Volatile | |
| Package / Case | 8-SOIC (0.209", 5.30mm Width) | 8-SOIC (0.209", 5.30mm Width) | |
| Memory Size | 4Mbit | 4Mbit | |
| Memory Organization | 512K x 8 | 512K x 8 | |
| Write Cycle Time - Word, Page | 2ms | 2ms | |
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | |
| Voltage - Supply | 2.3V ~ 3.6V | 2.3V ~ 3.6V | |
| Memory Format | FLASH | FLASH | |
| Access Time | 4.5 ns | 4.5 ns | |
| Clock Frequency | 133 MHz | 133 MHz | |
| Memory Interface | SPI - Quad I/O, QPI | SPI - Quad I/O, QPI | |
| Technology | FLASH - NOR (SLC) | FLASH - NOR (SLC) | |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) | 3 (168 Hours) |
Supply & lifecycle
| Lifecycle status | Active |
|---|---|
| NRND | No |
| EOL | No |
| PCN monitor | No |
| Last buy date | No Deadline |
| Alternate availability | Sufficient |
| Application areas | |
| AI Server | GPU Server |
| AI Accelerator Server | Data Center Switch |
| Laptop Notebook | Smartphone |
| ADAS Camera System | Smart Cockpit |
| 5G Base Station | Industrial Computer |
| Semiconductor Equipment | Medical Imaging Equipment |
Compatibility verification
封装匹配
Package Match
引脚匹配
Pin Match
电气参数匹配
Electrical Match
工作范围匹配
Operating Range Match
品质与可靠性匹配
Qualification Match
100%脚对脚兼容
Pin-to-pin Compatible
Pin-to-Pin Replacement Solutions
100% Pin-to-Pin Compatible • Same Package • Same Key Electrical Parameters • Same Application
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View more >Part Number
NB25Q40RLSSJM