EPM7128AETC100
High-performance CPLDs with 128 macro cells, 3.3V, and 100-pin TQFP packaging
Manufacturer： altera
series introduction
# Introduction to the EPM7128AETC100 Product Series
## 1. Overview
The EPM7128AETC100 belongs to the family of Complex Programmable Logic Devices (CPLDs). CPLDs are integrated circuits that offer a high - level of flexibility and functionality, making them suitable for a wide range of applications in the electronics industry. The EPM7128AETC100, in particular, is designed to provide efficient and reliable solutions for various digital logic design requirements.
## 2. Key Features
### 2.1 Logic Capacity
- The "128" in the EPM7128AETC100 model number indicates its logic capacity. It has 128 macrocells. Macrocells are the basic building blocks of a CPLD, each capable of implementing a certain amount of combinational and sequential logic. This relatively high number of macrocells allows designers to implement complex digital circuits, such as state machines, counters, and decoders, all on a single chip.
- It also has a significant number of programmable logic array (PLA) terms, which further enhance its ability to handle complex logic functions. The PLA provides a flexible way to implement logic equations, enabling designers to optimize their circuit designs for speed and area.
### 2.2 Package Type
- The "T" in the model number represents the Thin Quad Flat Pack (TQFP) package. The TQFP package offers a compact form factor, which is beneficial for applications where space is limited. It has a 100 - pin configuration (as indicated by "100" in the model number), providing a sufficient number of input/output (I/O) pins for interfacing with other components in a system.
- The TQFP package also has good thermal characteristics, ensuring that the device can operate within a reasonable temperature range even under high - load conditions. This helps to maintain the reliability and performance of the EPM7128AETC100 over time.
### 2.3 Speed and Performance
- The EPM7128AETC100 is designed to offer high - speed operation. It has a fast propagation delay, which means that signals can pass through the logic circuits on the chip with minimal delay. This is crucial for applications that require real - time processing, such as high - speed data communication and digital signal processing.
- It also supports high - frequency clock signals, allowing designers to implement circuits that operate at high clock rates. This enables the device to handle complex algorithms and data processing tasks efficiently.
### 2.4 Programmability
- One of the most significant advantages of the EPM7128AETC100 is its programmability. It can be programmed using industry - standard hardware description languages (HDLs) such as VHDL or Verilog. Designers can write code to describe the desired logic functions and then use a programming tool to configure the CPLD.
- The device supports in - system programming (ISP), which means that it can be programmed while it is installed on a printed circuit board (PCB). This simplifies the development process and allows for easy updates and modifications to the circuit design without having to remove the device from the board.
### 2.5 Power Consumption
- The EPM7128AETC100 is designed to be power - efficient. It has a low standby power consumption, which is important for battery - powered applications or systems where power management is a concern. The device also has a power - down mode that can be used to further reduce power consumption when the device is not in use.
## 3. Applications
### 3.1 Industrial Automation
- In industrial automation systems, the EPM7128AETC100 can
Images for reference
100TQFP
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128-TQFP
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