This document introduces S71PL129JC0/S71PL129JB0/S71PL129JA0 stacked Multi-Chip Product (MCP) Flash Memory and pSRAM. Products features include 3.0 volt single supply, simultaneous operation, page mode flash, 64/32/16 Megabit (4M/2M/1M x 16-bit) Pseudo-Static RAM
The S71PL129J series is a stacked Multi‑Chip Product (MCP) that combines a single‑die Flash memory with a pseudo‑static RAM (pSRAM) in a 64‑ball FBGA package. It offers 2.7‑3.1 V operation, fast 65 ns Flash access, and 70 ns pSRAM access across several density options.
This handbook details the device’s distinctive characteristics, pin‑out, timing diagrams, electrical ratings, and operating temperature ranges, and includes revision history and ordering information for the S71PL129JC0, S71PL129JB0, and S71PL129JA0 variants.
| Supply voltage | 2.7 V to 3.1 V |
|---|---|
| Flash access time | 65 ns |
| pSRAM access time | 70 ns |
| Package | 64‑ball FBGA, 8 × 11.6 × 1.2 mm |
| Operating temperature (Wireless) | -25 °C to +85 °C |
| Operating temperature (Industrial) | -40 °C to +85 °C |
| Flash memory density | 128 Mb (S71PL129JC0) |
| Flash memory density | 64 Mb (S71PL129JB0) |
| Flash memory density | 16 Mb (S71PL129JA0) |
| pSRAM density | 16 Mb |
| pSRAM density | 32 Mb |
| pSRAM density | 64 Mb |
The device operates from a 2.7 V to 3.1 V power supply.
Flash memory has a 65 ns access time, while the pSRAM accesses in 70 ns.
They are supplied in a 64‑ball FBGA package measuring 8 × 11.6 × 1.2 mm.
The device works from –25 °C to +85 °C for wireless applications and –40 °C to +85 °C for industrial use.