| Parameter | Min | Typ | Max | Unit | |--------------------------|---------|---------|---------|--------| | Reset threshold accuracy | -1 | – | +1 | % | | Reset timeout (C=0.1µF) | 100 | 140 | 200 | ms | | Watchdog timeout (C=0.1µF)| 1.4 | 1.6 | 1.8 | s | | MR minimum pulse width | 1 | – | – | µs | | VCC to RESET delay | – | 30 | 60 | µs |
The Maxio 1602 is a DRAM-less controller. In traditional SSD design, a dedicated DRAM chip stores the "Flash Translation Layer" (FTL) map. Without it, performance would tank. However, the Maxio 1602 Full leverages Host Memory Buffer (HMB) technology.
The Maxio MAS1102 (commonly referred to as the 1602 series) is a 4-channel NVMe 1.4 SSD controller fabricated on a mature yet efficient TSMC 28nm process node. The keyword "Full" in "Maxio 1602 Full" typically refers to the fully unlocked or fully featured retail version of the firmware and hardware configuration.
Unlike "lite" or OEM-locked versions, the "Full" variant supports: maxio 1602 full
Essentially, "Maxio 1602 Full" signifies a controller that is not artificially limited by firmware, delivering the maximum theoretical performance of up to 3,600 MB/s sequential read and 3,200 MB/s sequential write.
If you want a drive with this specific controller, look for these models:
Avoid: No-name SSDs that just say "NVMe PCIe SSD" with a generic sticker. They may use recycled NAND or corrupt firmware claiming to be "1602" but are actually fake. | Parameter | Min | Typ | Max
VCC ──┬──> UV/OV Comparators ──> Glitch Filter ──> Reset Logic ──> RESET
│ (IN1, IN2)
├──> Power-Fail Comparator ──> PFO
├──> Watchdog Timer ──> WDO
└──> Manual Reset (MR) ──> Debounce / Delay
When you install a drive powered by this controller, it reserves a tiny portion (usually 32MB to 64MB) of your system's RAM (DDR4 or DDR5) via the PCIe interface. Because PCIe 3.0 (and 4.0) bandwidth is massive, the controller can fetch the FTL map almost as fast as dedicated DRAM.
Benefits for the "Full" version:
The "Full" firmware shines under sustained loads. In consumer workloads (gaming, booting OS, launching browsers), the controller maintains sub-50ms latency. However, because it is DRAM-less, large file transfers (over 100GB) will eventually cause the SLC cache to fill, dropping write speeds to ~600–800 MB/s (direct-to-TLC write). The "Full" variant has a larger, more aggressive dynamic SLC cache compared to lite versions (often up to 1/3 of the total free space). Essentially, "Maxio 1602 Full" signifies a controller that
In the rapidly evolving world of solid-state drives (SSDs), the controller is the brain that dictates speed, longevity, and reliability. While industry giants like Silicon Motion and Phison often grab the headlines, a quiet revolution has been taking place in the value and mid-range SSD market, driven by Chinese manufacturers like Maxio Technology.
The Maxio 1602 Full has emerged as one of the most talked-about DRAM-less NVMe SSD controllers on the market. But what exactly does the "Full" designation mean? Is it the right choice for your next PC build or upgrade? In this comprehensive guide, we will dissect the Maxio 1602 Full—covering its architecture, performance benchmarks, thermal efficiency, compatible NAND flash, and how it stacks up against competitors.