MX30UF1G18AC-XKI-T - 1Gb SLC NAND Flash 1.8V Parallel | Macronix
MPN: MX30UF1G18AC-XKI-T ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.42 | $3.42 |
| 10 | $3.18 | $31.80 |
| 100 | $2.89 | $289.00 |
| 500 | $2.55 | $1,275.00 |
| 1,000 | $2.21 | $2,210.00 |
| 2,500 | $1.95 | $4,875.00 |
MX30UF1G18AC-XKI-T Overview
An SLC NAND Flash is a type of non-volatile memory that stores 1 bit per cell, providing higher endurance (typically 100K P/E cycles per block) and better data retention compared to MLC and TLC NAND. In the broader taxonomy, it belongs to NAND flash memory -> flash memory -> non-volatile memory -> semiconductor memory. SLC NAND occupies the high-reliability tier of NAND technology and is preferred over NOR for high-density data storage where read throughput and cost-per-bit dominate the requirement. The MX30UF family specifically targets 1.8V systems, which reduces power consumption by roughly 40% compared to equivalent 3V parts (Macronix MX30LF/MX60LF) and simplifies power-rail count in battery-powered designs.
Key features of the MX30UF1G18AC-XKI-T include a wide 1.7V-to-1.95V operating voltage window, 4-bit on-die or controller-side ECC support, an industrial temperature range of -40C to +85C, 10-year data retention, and an 8-bit (x8) parallel asynchronous data bus. The 25 ns access time enables sequential read throughput in the tens of MB/s range when paired with a controller that supports page-mode operation. The VFBGA-63 footprint (9 mm x 11 mm, 0.8 mm ball pitch, 1 mm height) is a JEDEC-standard layout.
The device uses a single-transistor floating-gate cell with a standard NAND string architecture. Internally, the memory is organized into multiple planes and blocks, and the device exposes standard NAND command set operations (page read, page program, block erase, copy-back). Hardware controllers from Macronix or third parties can use the part as a drop-in SLC NAND source. Power-on auto-read of the first page supports boot-from-NAND use cases on small microprocessors.
Typical applications include firmware and data logging in industrial IoT gateways, automotive infotainment and telemetry, smart-home edge nodes requiring small reliable non-volatile storage, networking equipment such as DSL/cable modems and routers, and portable medical devices where low 1.8V power is essential. The wide temperature range also fits factory-automation HMIs and outdoor asset-tracking modules.
When designing with this part, ensure that the chosen NAND controller supports 4-bit ECC, since the device does not include an on-die ECC engine. Decoupling caps close to VCC balls and a clean 1.8V supply reduce read/program disturbs. Page-size, block-size, and OOB-area geometry must match the controller's translation layer expectations.
This page synthesizes distributor stock, drop-in alternatives, and practical design notes not found on the manufacturer product page alone.
Drop-in alternatives for MX30UF1G18AC-XKI-T — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MX30UF1G18AC-XKI
✅ Drop-In📋 Reference alternative (not in catalog)
MX30UF2G18AC-XKI-T
✅ Drop-In📋 Reference alternative (not in catalog)
MX30UF4G18AC-XKI-T
✅ Drop-In📋 Reference alternative (not in catalog)
MX30UF1G16AC-XKI-T
✅ Drop-In📋 Reference alternative (not in catalog)
MX30LF1G18AC-XKI-T
✅ Drop-In📋 Reference alternative (not in catalog)
MX30UF1G18AC-XKI-T Maximum Ratings & Electrical Characteristics
| Memory Type | Non-Volatile Flash (NAND, SLC) |
| Memory Format | SLC (Single-Level Cell) NAND |
| Memory Density | 1 Gbit (128M x 8) |
| Memory Organization | 128M x 8 |
| Interface Type | Parallel (asynchronous) |
| Bus Width | x8 |
| Operating Voltage (VCC) | 1.7 V to 1.95 V (1.8 V nominal) |
| Access Time | 25 ns |
| ECC Support | 4-bit ECC required |
| Data Retention | 10 years |
| Operating Temperature | -40C to +85C (Industrial) |
| Package | 63-ball VFBGA (9 mm x 11 mm, 0.8 mm pitch, 1.0 mm height) |
| Mounting Type | Surface Mount |
| Compliance | Halogen-free, RoHS compliant |
| Series | MX30UF (1.8V SLC NAND Family) |
| Manufacturer | Macronix International |
MX30UF1G18AC-XKI-T Pin Configuration
| Pin A1 | NC — Not connected (per Macronix datasheet) |
| Pin A2 | NC — Not connected (per Macronix datasheet) |
| Pin A3 | NC — Not connected (per Macronix datasheet) |
| Pin A4 | NC — Not connected (per Macronix datasheet) |
| Pin A5 | NC — Not connected (per Macronix datasheet) |
| Pin A6 | NC — Not connected (per Macronix datasheet) |
| Pin A7 | NC — Not connected (per Macronix datasheet) |
| Pin B1 | VSS — Ground |
| Pin B2 | IO7 — Data I/O bit 7 |
| Pin B3 | IO6 — Data I/O bit 6 |
| Pin B4 | IO5 — Data I/O bit 5 |
| Pin B5 | IO4 — Data I/O bit 4 |
| Pin B6 | VCCQ — I/O supply (1.8V nominal) |
| Pin B7 | VSS — Ground |
| Pin C1 | VSS — Ground |
| Pin C2 | IO3 — Data I/O bit 3 |
| Pin C3 | IO2 — Data I/O bit 2 |
| Pin C4 | IO1 — Data I/O bit 1 |
| Pin C5 | IO0 — Data I/O bit 0 (LSB) |
| Pin C6 | VCC — Core supply (1.8V nominal) |
| Pin C7 | VSS — Ground |
| Pin D1 | CE_n — Chip enable (active low) |
| Pin D2 | ALE — Address latch enable |
| Pin D3 | CLE — Command latch enable |
| Pin D4 | WE_n — Write enable (active low) |
| Pin D5 | RE_n — Read enable (active low) |
| Pin D6 | WP_n — Write protect (active low) |
| Pin D7 | R/B_n — Ready/Busy (open-drain, active low) |
| Pin E1 | NC — Not connected (per Macronix datasheet) |
| Pin E2 | NC — Not connected (per Macronix datasheet) |
| Pin E3 | NC — Not connected (per Macronix datasheet) |
| Pin E4 | NC — Not connected (per Macronix datasheet) |
| Pin E5 | NC — Not connected (per Macronix datasheet) |
| Pin E6 | NC — Not connected (per Macronix datasheet) |
| Pin E7 | NC — Not connected (per Macronix datasheet) |
| Pin F1 | NC — Not connected (per Macronix datasheet) |
| Pin F2 | NC — Not connected (per Macronix datasheet) |
| Pin F3 | NC — Not connected (per Macronix datasheet) |
| Pin F4 | NC — Not connected (per Macronix datasheet) |
| Pin F5 | NC — Not connected (per Macronix datasheet) |
| Pin F6 | NC — Not connected (per Macronix datasheet) |
| Pin F7 | NC — Not connected (per Macronix datasheet) |
| Pin G1 | NC — Not connected (per Macronix datasheet) |
| Pin G2 | NC — Not connected (per Macronix datasheet) |
| Pin G3 | NC — Not connected (per Macronix datasheet) |
| Pin G4 | NC — Not connected (per Macronix datasheet) |
| Pin G5 | NC — Not connected (per Macronix datasheet) |
| Pin G6 | NC — Not connected (per Macronix datasheet) |
| Pin G7 | NC — Not connected (per Macronix datasheet) |
| Pin H1 | VSS — Ground |
| Pin H2 | VSS — Ground |
| Pin H3 | VSS — Ground |
| Pin H4 | VSS — Ground |
| Pin H5 | VSS — Ground |
| Pin H6 | VSS — Ground |
| Pin H7 | VSS — Ground |
Typical Applications
MX30UF1G18AC-XKI-T is suitable for 6 applications: Industrial IoT Gateway Firmware Storage, Automotive Infotainment and Telemetry Modules, Smart-Home Edge Node and Hub Storage, Networking Equipment (DSL/Cable Modems, Routers), Portable Medical Devices, Factory Automation HMIs and Outdoor Asset Trackers.
Industrial IoT Gateway Firmware Storage
The MX30UF1G18AC-XKI-T is a strong fit for industrial IoT gateways that require 1.8V reliable firmware and data-log storage. Its 1 Gbit SLC density holds bootloaders, OS images, and rolling event logs, while the 25 ns access and x8 parallel bus support the multi-MB/s read throughput typical during system start-up. SLC endurance far exceeds the program/erase demand of log rotation, supporting industrial 10-year data retention at -40C to +85C. Compared with serial NOR, this part cuts cost-per-bit for multi-megabyte code images. Place the device on the 1.8V rail alongside a NAND controller that supplies the required 4-bit ECC; recommended controllers: Macronix MX30LF2G18AC companion or third-party ONFI 1.0 controllers.
Recommended
Automotive Infotainment and Telemetry Modules
In automotive infotainment and telematics control units, the MX30UF1G18AC-XKI-T is used as a 1.8V non-volatile pool for navigation data, debug logs, and configuration. The wide -40C to +85C industrial temperature range sustains cabin and engine-bay-adjacent environments. SLC robustness keeps bit-error rates low for telemetry payloads where reliability outweighs raw capacity. The 63-VFBGA package keeps PCB area small behind head-unit displays. Note that AEC-Q100 automotive qualification is not stated in distributor data; verify with Macronix for safety-critical designs. A companion NAND controller with 4-bit ECC and a CAN/LIN host MCU closes the typical block diagram.
Recommended
Smart-Home Edge Node and Hub Storage
Smart-home edge nodes and home gateways use the MX30UF1G18AC-XKI-T to store firmware, pairing keys, and time-series sensor data at a single low-voltage 1.8V rail. Low power draw extends battery life in wireless sensors and reduces thermal dissipation inside compact plastic enclosures. The 25 ns access enables fast over-the-air (OTA) staging-buffer writes. The VFBGA-63 footprint supports compact PCB designs typical of smart-home hubs. Pair the device with a low-power Wi-Fi/BLE SoC acting as NAND controller; the SoC's 4-bit ECC engine is mandatory. Optional move: stack firmware in SLC while higher-density MLC/TLC handles media.
Recommended
Networking Equipment (DSL/Cable Modems, Routers)
The MX30UF1G18AC-XKI-T serves DSL/cable modems and small-form-factor routers as a non-volatile code and config repository. The 1.8V supply aligns with low-power switching regulator rails common in 802.11ax home routers, reducing BOM count. The 25 ns access supports fast boot-loader fetch and quick firmware-update staging. SLC reliability keeps configuration data intact across long power cycles. Place ceramic decoupling of 100 nF + 1 uF close to VCC balls of the BGA; a small heat-spreader copper pour is recommended even though the package is low-power.
Recommended
Portable Medical Devices
Portable medical devices (glucose meters, wearable monitors, telehealth hubs) use the MX30UF1G18AC-XKI-T for patient log and firmware storage on a 1.8V rail that matches low-power MCUs. The low-voltage operation extends battery life, and the wide -40C to +85C temperature range supports clinical and home-use environments. 1 Gbit capacity is well-suited to months of telemetry at typical 1 kB/min logging rates. The small VFBGA-63 footprint fits wrist-worn form factors. Designers should validate that local medical device regulations (IEC 60601-1) are met; Macronix should be consulted for ISO 13485 design history file needs.
Recommended
Factory Automation HMIs and Outdoor Asset Trackers
The MX30UF1G18AC-XKI-T suits factory HMI panels and outdoor asset-tracking tags that need non-volatile storage across -40C to +85C. Industrial temperature tolerance and 10-year data retention support unattended outdoor deployment where maintenance is rare. The 25 ns access keeps HMI start-up snappy when loading screen bitmaps and fonts. The robust SLC endurance handles frequent log write cycles from vibration/position sensors. Mount the BGA on a small PCB island with solid GND plane to minimize EMI coupling from motor drives or RF stages.
Recommended
Recommended Products Summary
Engineering reference data for MX30UF1G18AC-XKI-T — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MX30UF1G18AC-XKI | MX30UF2G18AC-XKI-T | MX30UF4G18AC-XKI-T | MX30UF1G16AC-XKI-T | MX30LF1G18AC-XKI-T |
|---|---|---|---|---|---|---|
| Brand | Macronix | Macronix | Macronix | Macronix | Macronix | Macronix |
| Package | 63-VFBGA (9x11 mm) | 63-VFBGA (9x11 mm) - same | 63-VFBGA (9x11 mm) - same | 63-VFBGA (9x11 mm) - same | 63-VFBGA (9x11 mm) - same | 63-VFBGA (9x11 mm) - same |
| Density | 1 Gbit (128M x 8) | 1 Gbit (identical) | 2 Gbit | 4 Gbit | 1 Gbit (x16) | 1 Gbit |
| Operating Voltage | 1.7V to 1.95V (1.8V) | 1.7V to 1.95V (1.8V) | 1.7V to 1.95V (1.8V) | 1.7V to 1.95V (1.8V) | 1.7V to 1.95V (1.8V) | 2.7V to 3.6V (3.3V) |
| Bus Width | x8 | x8 | x8 | x8 | x16 | x8 |
| Access Time | 25 ns | 25 ns | 25 ns (typical family) | 25 ns (typical family) | 25 ns (typical family) | 25 ns (typical family) |
| ECC | 4-bit (external) | 4-bit (external) | 4-bit (external) | 4-bit (external) | 4-bit (external) | 4-bit (external) |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Compliance | RoHS, Halogen-free | RoHS, Halogen-free | RoHS, Halogen-free | RoHS, Halogen-free | RoHS, Halogen-free | RoHS, Halogen-free |
Key Differentiators
- 1.8V VCC operation (1.7V-1.95V) (vs MX30LF1G18AC-XKI-T)
- Tape & Reel supply (-T suffix) (vs MX30UF1G18AC-XKI (tray))
- 63-VFBGA standard pinout shared across MX30UF family (vs MX30UF2G18AC-XKI-T / MX30UF4G18AC-XKI-T)
- Industrial -40C to +85C temperature range (vs Commercial-only 0C to +70C parts)
Design Notes
Place one 100 nF X7R 0402 ceramic plus one 1 uF X5R 0402 ceramic within 2 mm of the VCC balls of the VFBGA. Keep the 1.8V regulator ripple below 30 mV peak-peak. The MX30UF1G18AC-XKI-T does not embed an internal LDO regulator; supply ripple directly couples to read/program noise margins and raises the bit-error rate of 4-bit ECC.
Route the 8-bit DQ bus as a tightly coupled group with length-matched traces (delta <50 mil) to a NAND controller on the same layer. Provide a continuous reference GND plane under the DQ, control (CE_n, RE_n, WE_n, CLE, ALE, WP_n) and R/B_n traces; avoid splits under the BGA. The 0.8 mm VFBGA ball pitch requires NSMD pads and an ENIG or OSP surface finish.
Estimated: at 25 ns tR and the standard 4-plane page architecture, page-read latency in a typical ONFI 1.0 controller is about 30-50 us; ensure the 4-bit ECC engine finishes correction before the next page transfer to avoid buffer overflow. Do not operate the device below the 1.7V VCC minimum, especially during ramp-up - the part may interpret ambiguous command-latch states. Hold the host-side R/B_n pin in mind - it is open-drain and requires an external pull-up to VCCQ.
Compliance Information
RoHS and halogen-free stated on distributor pages (Mouser/DigiKey). AEC-Q100 status not stated in provided web data; default to not_qualified and verify with Macronix for safety-critical designs. Reach SVHC and Conflict Minerals declarations available via Macronix International on request.
