AT25DF641A-SH-B vs AT25SF041B-SSHD-B Comparison
Detailed side-by-side comparison of AT25DF641A-SH-B by Renesas Electronics and AT25SF041B-SSHD-B by Renesas Electronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Renesas Electronics
AT25DF641A-SH-B - 64Mbit SPI Flash, 2.7-3.6V, 100MHz SOIC-8 | Renesas
AT25DF641A-SH-B ✓ ActiveRenesas Electronics
AT25SF041B-SSHD-B - 4Mbit SPI/Quad-I/O Flash, 108MHz, 8-SOIC | Renesas
AT25SF041B-SSHD-B ✓ ActiveSpecification Comparison
| Parameter | AT25DF641A-SH-B | AT25SF041B-SSHD-B |
|---|---|---|
| Brand | Renesas Electronics | Renesas Electronics |
| Category | Memory ICs | Memory ICs |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $1.55 | $0.28 |
| Memory Type | Non-volatile NOR Flash | Non-Volatile NOR Flash |
| Memory Density | 64 Mbit (8 MB) | — |
| Organization | 8M x 8 bit | — |
| Interface | SPI (Serial Peripheral Interface) | — |
| SPI Modes | Mode 0 and Mode 3 | — |
| Maximum SPI Clock | 100 MHz | — |
| Dual-I/O Support | Yes (Dual Output Read) | — |
| Supply Voltage (VCC) | 2.7 V to 3.6 V (single supply) | 2.5 V to 3.6 V |
| Page Size | 256 bytes | 256 bytes |
| Sector Erase Size | 4 KB | 4 KB |
| Block Erase Sizes | 32 KB and 64 KB | 32 KB and 64 KB |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C |
| Package | 8-SOIC-W (Wide Body, 208 mil) | 8-SOIC (0.154", 3.90 mm width) |
| Mounting Type | Surface Mount | Surface Mount |
| Packaging Form | Tube (-SH-B suffix) | — |
| Lead-Free / RoHS | Yes (Green, Pb-free) | Lead-Free, RoHS Compliant |
| Write Protection | Hardware WP#, software, and absolute protection | — |
| JEDEC ID | 0x1F (Atmel/Renesas) | — |
| Memory Size | — | 4 Mbit (512 Kbit x 8 / 512 KB) |
| Memory Organization | — | 512K x 8 |
| Interface Type | — | SPI (Single/Dual/Quad I/O) |
| Maximum Clock Frequency | — | 108 MHz (Quad I/O) |
| Active Read Current | — | [DATA_NEEDED: active read current in mA] |
| Standby Current | — | [DATA_NEEDED: standby current in uA] |
| Deep Power-Down Current | — | Typically <1 uA |
| Program/Erase Endurance | — | >100,000 cycles per sector |
| Data Retention | — | >20 years |
| MSL Level | — | [DATA_NEEDED: MSL rating] |
| Manufacturer | — | Renesas Electronics Corporation (formerly Dialog Semiconductor / Adesto) |
| SPI Modes Supported | — | Mode 0 and Mode 3 |
| JEDEC IDs | — | Manufacturer 0x9D / Device IDs 0x44, 0x5D (per datasheet) |