{"title":"Serial Flash Memory - GD25Q40CTIGR (4Mb, 120MHz)","handle":"serial-flash-memory-gd25q40ctigr-4mb-120mhz","url":"/products/serial-flash-memory-gd25q40ctigr-4mb-120mhz","description":"The GD25Q40C is a 4 Mbit (512 KB) serial flash memory chip supporting standard, dual, and quad SPI interfaces. With clock speeds up to 120 MHz and quad I/O transfer rates reaching 480 Mbits/s, it provides fast non-volatile storage for embedded systems and microcontroller projects.\n\nFeaturing 100,000+ program/erase cycles, 20-year typical data retention, and ultra-low power consumption in standby and deep power-down modes, it's well suited for data logging, firmware storage, and configuration data.\n\nKey Features\n\n\n4 Mbit Capacity – 512 KB with 256-byte programmable pages\n\nStandard/Dual/Quad SPI – Flexible interface options\n\nHigh Speed – Up to 120 MHz clock, 480 Mbits/s quad I/O transfer\n\nUltra-Low Power – 1 µA typical in standby and deep power-down\n\nLong Data Retention – 20 years typical\n\nWrite Protection – Software and hardware protection\n\n\nSpecifications\n\n\nPart Number: GD25Q40CTIGR\n\nCapacity: 4 Mbit (512 KB)\n\nPage Size: 256 bytes\n\nInterface: Standard / Dual / Quad SPI\n\nMax Clock: 120 MHz (30 pF load)\n\nTransfer Speed: Dual 240 Mbits/s, Quad 480 Mbits/s\n\nSupply Voltage: 2.7–3.6V\n\nEndurance: 100,000+ program/erase cycles\n\nStandby Current: 1 µA typical\n\n\nIdeal For\n\nFirmware and configuration storage\nData logging applications\nEmbedded system non-volatile memory\nCircuitPython/MicroPython flash storage\n\n\nPackage Contents\n\n1× GD25Q40CTIGR Serial Flash Memory IC\n\n\nResources\n\nDatasheet (PDF)\n","vendor":"SparkFun","product_type":"physical","in_stock":true,"options":[],"variants":[{"id":3073,"title":"Default Title","sku":"SF-COM-18076","price":0.86,"compare_at_price":0.0,"on_sale":false,"in_stock":true,"available_quantity":2665,"option1":"Default Title"}]}