• ALTERA EP4CE55F23C8N(Cyclone IV FPGA 55K LE) or
  ALTERA EP4CE75F23C8N(Cyclone IV FPGA 75K LE) or
  ALTERA EP4CE115F23C8N(Cyclone IV FPGA 115K LE)

  Feature	EP4CE55F23C8N	EP4CE75F23C8N	EP4CE115F23C8N
  Logic Elements	55,856	75,408	114,480
  PLLs	4	4	4
  Maximum user I/O pins(Device)	374	426	528
  Maximum user I/O pins(Board)	128	128	128
  Embedded Memory(kbits)	2,340	2,745	3,888
  Embedded 18x18 Multipliers	154	200	266

This table is for reference. Please refer to official data-sheets for certain information.

• Configuration Device
  EPCS16SI18N (Altera, 16Mbit) for EP4CE55
  EPCS64SI16N (Altera, 64Mbit) for EP4CE75 and　EP4CE115
• 128 I/O two 80 pin HIROSE connectors(exist dedicate input pin for external CLOCK inputs)
• Separable VCCIO
• On-board oscillators : 30 MHz and 50 MHz
• One User Push-Button Switch
• Two User LEDs
• Two Status LED (Power, Done)
• MRAM (Everspin : MR2A16AMA35, 256k x 16bits)
• Power-on Reset IC
• JTAG port(10 pin socket) for ByteBlaster[MV/II] or USB Blaster
• 3.3 V single power supply operation
• High quality eight layers PCB.(Immersion gold)
• Compact size 1.693" x 2.126" (43 x 54 mm)
• Tested all I/O
• RoHS compliance
• MADE IN JAPAN

Package Contents

Item	Image	Quantity
FPGA board(ACM-107-***)		1
Sockets(HIROSE 80P)		2

There is no paper document such as user's manual and circuit schematic in the package.
Please download those documents from the link in the documentation section below.