| Parameters | 
                                
                                                                                                            
                                            | Mount | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            PLCC | 
                                        
                                                                            
                                            | Number of Pins | 
                                            28 | 
                                        
                                                                            
                                            | Packaging | 
                                            Tape and Reel | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            28 | 
                                        
                                                                            
                                            | Max Operating Temperature | 
                                            70°C | 
                                        
                                                                            
                                            | Min Operating Temperature | 
                                            0°C | 
                                        
                                                                            
                                            | Technology | 
                                            CMOS | 
                                        
                                                                            
                                            | Terminal Position | 
                                            QUAD | 
                                        
                                                                            
                                            | Terminal Form | 
                                            J BEND | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            5V | 
                                        
                                                                            
                                            | Frequency | 
                                            62.5MHz | 
                                        
                                                                            
                                            | Pin Count | 
                                            28 | 
                                        
                                                                            
                                            | Operating Supply Voltage | 
                                            5V | 
                                        
                                                                            
                                            | Temperature Grade | 
                                            COMMERCIAL | 
                                        
                                                                            
                                            | Max Supply Voltage | 
                                            5.25V | 
                                        
                                                                            
                                            | Min Supply Voltage | 
                                            4.75V | 
                                        
                                                                            
                                            | Number of I/O | 
                                            16 | 
                                        
                                                                            
                                            | Memory Type | 
                                            EPROM | 
                                        
                                                                            
                                            | Propagation Delay | 
                                            25 ns | 
                                        
                                                                            
                                            | Turn On Delay Time | 
                                            25 ns | 
                                        
                                                                            
                                            | Frequency (Max) | 
                                            62.5MHz | 
                                        
                                                                            
                                            | Programmable Logic Type | 
                                            OT PLD | 
                                        
                                                                            
                                            | Number of Logic Blocks (LABs) | 
                                            1 | 
                                        
                                                                            
                                            | Output Function | 
                                            MACROCELL | 
                                        
                                                                            
                                            | Number of Dedicated Inputs | 
                                            7 | 
                                        
                                                                            
                                            | Height Seated (Max) | 
                                            4.57mm | 
                                        
                                                                            
                                            | Radiation Hardening | 
                                            No | 
                                        
                                                                            
                                            | RoHS Status | 
                                            RoHS Compliant | 
                                        
                                                                                                    
                            
                         
                                                CY7C344-25JCT Overview
There is a PLCC package containing it.The device has 16inputs and outputs.There are 28 terminations programmed into the device.This electrical part has a terminal position of [0], which serves as an important point of access for passengers and freight.The power supply voltage is 5V.As a result, it is packaged as Tape and Reel.It has 28pins programmed.High efficiency requires a voltage supply of [0].For data storage, EPROMis adopted.A Surface Mountis mounted on this electronic component.28pins are included in its design.There is a maximum supply voltage of 5.25Vwhen the device is operating.Despite its minimal supply voltage of [0], it is capable of operating.There can be 62.5MHz  frequency achieved.In order to operate properly, the operating temperature should be higher than 0°C.It is recommended to keep the operating temperature below 70°C.Its basic building block is composed of 1 logic blocks (LABs).Input signals are detected using 7dedicated inputs.A maximum frequency of less than 62.5MHzis recommended.There is a type of programmable logic called OT PLD.
CY7C344-25JCT Features
PLCC package
16 I/Os
28 pin count
28 pins
1 logic blocks (LABs)
CY7C344-25JCT Applications
There are a lot of Cypress Semiconductor CY7C344-25JCT CPLDs applications. 
- Handheld digital devices
 - Configurable Addressing of I/O Boards
 - Power automation
 - SUPERVISORY FUNCTION (LVD AND WATCHDOG)
 - White goods (Washing, Cold, Aircon ,...)
 - Preset swapping
 - Voltage level translation
 - Custom state machines
 - Network Interface Card (NIC) and Host Bus Adapter (HBA)
 - Cross-Matrix Switch