| Parameters | 
                                
                                                                                                            
                                            | Mount | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Mounting Type | 
                                            Surface Mount | 
                                        
                                                                            
                                            | Package / Case | 
                                            256-LBGA | 
                                        
                                                                            
                                            | Operating Temperature | 
                                            0°C~90°C TJ | 
                                        
                                                                            
                                            | Packaging | 
                                            Tray | 
                                        
                                                                            
                                            | Published | 
                                            2000 | 
                                        
                                                                            
                                            | Series | 
                                            ispMACH® 4000B | 
                                        
                                                                            
                                            | JESD-609 Code | 
                                            e1 | 
                                        
                                                                            
                                            | Pbfree Code | 
                                            yes | 
                                        
                                                                            
                                            | Part Status | 
                                            Obsolete | 
                                        
                                                                            
                                            | Moisture Sensitivity Level (MSL) | 
                                            3  (168 Hours) | 
                                        
                                                                            
                                            | Number of Terminations | 
                                            256 | 
                                        
                                                                            
                                            | ECCN Code | 
                                            EAR99 | 
                                        
                                                                            
                                            | Terminal Finish | 
                                            Tin/Silver/Copper (Sn95.5Ag4.0Cu0.5) | 
                                        
                                                                            
                                            | Additional Feature | 
                                            YES | 
                                        
                                                                            
                                            | HTS Code | 
                                            8542.39.00.01 | 
                                        
                                                                            
                                            | Subcategory | 
                                            Programmable Logic Devices | 
                                        
                                                                            
                                            | Technology | 
                                            CMOS | 
                                        
                                                                            
                                            | Terminal Position | 
                                            BOTTOM | 
                                        
                                                                            
                                            | Terminal Form | 
                                            BALL | 
                                        
                                                                            
                                            | Peak Reflow Temperature (Cel) | 
                                            260 | 
                                        
                                                                            
                                            | Supply Voltage | 
                                            2.5V | 
                                        
                                                                            
                                            | Terminal Pitch | 
                                            1mm | 
                                        
                                                                            
                                            | Time@Peak Reflow Temperature-Max (s) | 
                                            40 | 
                                        
                                                                            
                                            | Base Part Number | 
                                            LC4256 | 
                                        
                                                                            
                                            | Pin Count | 
                                            256 | 
                                        
                                                                            
                                            | Qualification Status | 
                                            Not Qualified | 
                                        
                                                                            
                                            | Operating Supply Voltage | 
                                            2.5V | 
                                        
                                                                            
                                            | Programmable Type | 
                                            In System Programmable | 
                                        
                                                                            
                                            | Max Supply Voltage | 
                                            2.7V | 
                                        
                                                                            
                                            | Min Supply Voltage | 
                                            2.3V | 
                                        
                                                                            
                                            | Operating Supply Current | 
                                            12.5mA | 
                                        
                                                                            
                                            | Number of I/O | 
                                            160 | 
                                        
                                                                            
                                            | Nominal Supply Current | 
                                            12.5mA | 
                                        
                                                                            
                                            | Memory Type | 
                                            EEPROM | 
                                        
                                                                            
                                            | Propagation Delay | 
                                            5 ns | 
                                        
                                                                            
                                            | Number of Logic Elements/Cells | 
                                            16 | 
                                        
                                                                            
                                            | Max Frequency | 
                                            322MHz | 
                                        
                                                                            
                                            | Output Function | 
                                            MACROCELL | 
                                        
                                                                            
                                            | Number of Macro Cells | 
                                            256 | 
                                        
                                                                            
                                            | JTAG BST | 
                                            YES | 
                                        
                                                                            
                                            | Number of Dedicated Inputs | 
                                            4 | 
                                        
                                                                            
                                            | Voltage Supply - Internal | 
                                            2.3V~2.7V | 
                                        
                                                                            
                                            | Delay Time tpd(1) Max | 
                                            5ns | 
                                        
                                                                            
                                            | RoHS Status | 
                                            RoHS Compliant | 
                                        
                                                                            
                                            | Lead Free | 
                                            Lead Free | 
                                        
                                                                                                    
                            
                         
                                                LC4256B-5FTN256BC Overview
There are  256  macro cells in the network, which are high-power cell sites that provide radio coverage (tower, antenna, or mast) for a mobile phone network.The product is contained in a 256-LBGA package.The device has 160inputs and outputs.There are 256 terminations programmed into the device.This electrical component has a terminal position of 0.Power is provided by a supply voltage of 2.5V volts.It is included in Programmable Logic Devices.Trayshould be used for packaging the chip.Due to its reliability, it is operated at a temperature of [0].The chip should be mounted by Surface Mount.As part of the ispMACH? 4000Bseries, it is a type of FPGA.256pins are programmed on the chip.When using this device, YESis also available.The LC4256contains its related parts.Optimal efficiency requires a supply voltage of [0].For storing data, it is recommended to use [0].This device is mounted by Surface Mount.With a maximum supply voltage of [0], it operates.A minimum supply voltage of 2.3V is required for this device to operate.The maximum frequency should not exceed 322MHz.Input signals are detected by 4dedicated inputs.Basic building blocks have 16logic elements.
LC4256B-5FTN256BC Features
256-LBGA package
160 I/Os
The operating temperature of 0°C~90°C TJ
256 pin count
LC4256B-5FTN256BC Applications
There are a lot of Lattice Semiconductor Corporation LC4256B-5FTN256BC CPLDs applications. 
- Bootloaders for FPGAs
 - Portable digital devices
 - Field programmable gate
 - Interface bridging
 - STANDARD SERIAL INTERFACE UART
 - Digital designs
 - Handheld digital devices
 - Digital multiplexers
 - ToR/Aggregation/Core Switch and Router
 - ANALOG-TO-DIGITAL CONVERTOR (ADC)