This document describes the features and characteristics of the Lattice Semiconductor Corp. ispPAC-POWR1220AT8 In-System Programmable Power Supply Monitoring, Sequencing and Margining Controller.
The ispPAC-POWR1220AT8 is an in‑system programmable power‑supply monitoring, sequencing and margining controller that can monitor up to 12 power supplies and provide up to 20 open‑drain digital outputs and eight analog trim outputs. It includes a 48‑macrocell CPLD for custom sequencing, programmable timers, and high‑voltage MOSFET drivers.
Key specifications include a 2.8 V to 3.96 V core supply range, 10‑bit ADC, 100‑pin TQFP package, and an industrial temperature range of –40 °C to +85 °C. The device is programmed via JTAG and communicates with a host controller over an I²C/SMBus interface.
| Core supply voltage range | 2.8 V – 3.96 V |
|---|---|
| Number of digital outputs | 20 open‑drain |
| Number of analog monitor inputs | 12 independent |
| Package type | 100‑pin TQFP |
| Operating temperature range | -40 °C to +85 °C |
| ADC resolution | 10 bits |
It provides 20 open‑drain digital outputs.
The device operates from –40 °C to +85 °C.
It is programmed in‑system through a JTAG interface.
It is supplied in a 100‑pin TQFP package.