K9CHGY8S5C-BCK0 - Samsung NAND Flash Memory | Samsung Electronics
MPN: K9CHGY8S5C-BCK0 ✗ End of Life| Qty | Unit Price | Extended |
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| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
Drop-in alternatives for K9CHGY8S5C-BCK0 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
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K9CHGY8S5C-CCK0
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View Datasheet →K9HQGY8S5M
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View Datasheet →K9CHGY8S5C-BCK0 Maximum Ratings & Electrical Characteristics
| Manufacturer | Samsung Electronics |
| Product Family | K9-series NAND Flash |
| Memory Type | NAND Flash |
| Mounting Type | Surface Mount |
| Ordering Code Suffix | -BCK0 |
K9CHGY8S5C-BCK0 [data_needed: package code and dimensions] Pin Configuration Guide
Complete pinout information for K9CHGY8S5C-BCK0 ([data_needed: package code and dimensions] package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
![[data_needed: package code and dimensions] package pinout diagram for K9CHGY8S5C-BCK0](/assets/package-diagrams/default.svg?v=1788069619)
No detailed pinout data available for K9CHGY8S5C-BCK0.
Refer to the datasheet for full pin configuration.
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
K9CHGY8S5C-BCK0 is suitable for 6 applications: SSD and Storage Modules, Embedded Industrial Boards, Set-Top Boxes and Consumer Electronics, Industrial Data Loggers, Automotive Infotainment Storage, Firmware and Code Storage in Networking Equipment.
SSD and Storage Modules
Raw K9-series NAND flash such as the K9CHGY8S5C-BCK0 serves as the media inside SSD controllers and storage modules. The controller reads the NAND ID at boot, loads the correct timing and ECC profile, and manages page program, block erase, and wear leveling across the array. Because raw NAND offers the lowest cost per gigabyte versus managed solutions, it fits high-volume storage products. Design consideration: match the device's toggle-mode or asynchronous interface timing grade and its ECC strength requirement (BCH or LDPC) to your controller's capabilities, and verify power-fail data protection at the block level, since an interrupted erase can corrupt the block map maintained by the controller firmware.
Recommended
Embedded Industrial Boards
Industrial embedded boards use raw NAND like the K9CHGY8S5C-BCK0 behind an SoC's NAND flash controller for firmware and data storage. The SoC boots from the NAND by reading initial load pages under hardware ECC, then hands off to software-managed flash translation. K9-family devices are chosen for long-lifecycle availability and Samsung's multi-source consistency within a family segment. Before layout, confirm the bus width (x8/x16) and VCC rail of the -BCK0 code from the datasheet, since these determine the controller connection and the power tree. Industrial deployments must also derate endurance against write amplification and validate retention at the upper temperature extreme of the enclosure.
Recommended
Set-Top Boxes and Consumer Electronics
Set-top boxes, smart TVs, and networked consumer devices store firmware and recorder content on raw NAND managed by the main SoC. The K9CHGY8S5C-BCK0 in this role is programmed at production with a firmware image and bad-block table generated by the factory programming tool. Consumer designs favor the K9 family for its established controller support across MediaTek, Rockchip, and Amlogic platforms. Key trade-offs: raw NAND costs less than eMMC but shifts ECC, wear-leveling, and secure-boot chain responsibility to the SoC vendor's firmware stack, so platform support must be confirmed. Verify the device's AC timing grade supports the SoC controller's maximum clock for reliable streaming write performance.
Recommended
Industrial Data Loggers
Data loggers that record sensor streams over months rely on raw NAND for its high endurance cycling budget and low standby power. The K9CHGY8S5C-BCK0 can store append-only log data where the controller spreads writes across blocks to level wear, extending effective lifetime beyond a single block's rated program/erase cycles. Power-fail robustness is the dominant design constraint: loggers must detect brown-out and complete the in-flight page program before VCC collapses, typically using bulk capacitance sized from the datasheet program current and tPROG time. Engineers should also implement periodic data scrubbing with ECC refresh to protect against retention drift in high-temperature, always-on installations such as utility metering.
Recommended
Automotive Infotainment Storage
Automotive infotainment and telematics head units map storage onto raw NAND or managed NAND behind a dedicated automotive flash controller. If the K9CHGY8S5C-BCK0 is qualified for the relevant temperature grade, its density suits map databases, media caching, and OTA update staging partitions. Automotive use adds constraints beyond consumer designs: extended-temperature retention validation, power-fail immunity across the ISO pulse environment, and end-to-end CRC on the NAND interface where the controller supports it. Supply-chain qualification also typically demands a PPAP-style change notification path, which Samsung family-level datasheets and PCN services address. Confirm the -BCK0 code's qualification level on the official datasheet before automotive design-in.
Recommended
Firmware and Code Storage in Networking Equipment
Routers, switches, and gateways store bootloaders, firmware images, and configuration on NAND flash read by the network SoC at power-up. The K9CHGY8S5C-BCK0 provides the non-volatile layer: the boot ROM applies hardware ECC to load the primary bootloader, and U-Boot or the platform firmware maintains redundant image slots with failover. Networking designs value the K9 family's wide controller ecosystem and consistent block addressing across family members, which simplifies dual-source BOMs using sibling codes like the -CCK0 variant. Design guidance: allocate two complete firmware slots plus a factory-reset partition, size ECC for the cell type's raw bit-error rate, and verify that the toggle-mode timing grade meets the SoC controller's supported modes for fast image verification at boot.
Recommended
Recommended Products Summary
Engineering reference data for K9CHGY8S5C-BCK0 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | K9CHGY8S5C-CCK0 | K9HQGY8S5M |
|---|---|---|---|
| Package | [DATA_NEEDED: package] | [DATA_NEEDED] | [DATA_NEEDED] |
| Brand | Samsung Electronics | Samsung Electronics | Samsung Electronics |
| Product Family | K9 GY8S5 series NAND | K9CHGY8S5C base device | K9HQGY8S5 (GY8S5 family) |
| Density | [DATA_NEEDED: density] | [DATA_NEEDED] | [DATA_NEEDED] |
| Bus Width | [DATA_NEEDED: x8/x16] | [DATA_NEEDED] | [DATA_NEEDED] |
| Supply Voltage | [DATA_NEEDED: VCC] | [DATA_NEEDED] | [DATA_NEEDED] |
| Interface / Timing Grade | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
| Ordering Suffix Meaning | -BCK0 | -CCK0 (suffix variant of same base) | -M variant, different base code |
Key Differentiators
- Base-device sibling availability (vs K9CHGY8S5C-CCK0)
- Same-family second source (vs K9HQGY8S5M)
- Samsung K9 ecosystem maturity (vs cross-brand raw NAND)
Design Notes
Never assume a Samsung ordering-code sibling is drop-in identical. The -BCK0 and -CCK0 suffixes on the same K9CHGY8S5C base typically encode package or speed-grade differences. Before swapping, compare the datasheet mechanical drawing, ball map, and AC timing tables line by line. Raw NAND controllers frequently read the device ID and ONFI/toggle parameter page at boot, and a mismatched timing grade can pass functional bring-up yet fail marginally at temperature extremes or with a different die revision.
Raw NAND interfaces are source-synchronous only in toggle/DDR mode; in asynchronous mode, keep the address/command bus stubs short and series-terminate the controller outputs if trace lengths exceed roughly 10 cm. For toggle-mode operation, match trace lengths within the datasheet skew budget between DQS and its data group, and reserve a test point on R/B (ready/busy) since boot failures are most easily diagnosed there. Verify the controller's supported timing modes against the exact -BCK0 grade once the datasheet is confirmed.
Estimate: budget decoupling and bulk capacitance from the datasheet program and erase peak currents once published for the -BCK0 code - a block erase draws the highest sustained current for the full tBERS duration, so size bulk capacitance to hold VCC within tolerance through one erase cycle if the supply is shared with noise-sensitive rails. Add a power-fail detect comparator on VCC so firmware can complete the in-flight page program or abort cleanly, preventing corrupted block maps in the flash translation layer.
Compliance Information
Compliance status could not be confirmed from the verified web data retrieved 2026-09-04. Obtain Samsung's official material declaration for this ordering code.
