LCMXO2280C-M-EVN Lattice, LCMXO2280C-M-EVN Datasheet - Page 21

• Manufacturer Part Number: LCMXO2280C-M-EVN
• Description: Microcontroller Modules & Accessories MachXO Mini Dev Kit
• Manufacturer: Lattice
• Series: MachXOr
• Type: PLDr

Specifications of LCMXO2280C-M-EVN

• Silicon Manufacturer: Lattice
• Silicon Core Number: LCMXO2280C-4TN144C
• Silicon Family Name: MachXO
• Rohs Compliant: Yes
• Contents: Board, Cables, Documentation
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: LCMXO2280C-3FTN256C

Lattice Semiconductor
Table 1 describes the components on the board and the interfaces it supports.
Table 1. MachXO Mini Evaluation Board Components and Interfaces
Subsystems
This section describes the principle subsystems for the Mini board in alphabetical order.
Clock Sources
Three clock sources are available to the MachXO, an unconditioned input from a 25MHz crystal or a 48MHz origi-
nating from the FTDI USB Device controller.
Table 2. Clock Sources Pin Information
FTDI USB Device U1
Cypress USB Device U3
Crystal X2
Circuits
USB Controller
USB to Serial (RS-232)
Components
25 MHz Crystal
1Mbit SRAM
MachXO PLD
I
2Mbit SPI Flash Memory
8 LEDs
Interfaces
2x16 Header
USB Mini B Sockets
Push-button switches
Jumper
Jumper
Jumper
Jumper
2
C Temperature Sensor
Component/Interface
Source
Frequency
(MHz)
48
48
25
Circuit
Circuit
Clock
Memory
PLD
I/O
Memory
Output
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Available only when DEBUG connector J8 is connected to a USB host.
Available only when PROG connector J1 is connected to a USB host.
Crystal 25MHz. See Figure 5 for MachXO logic required for the X2 con-
nection.
Type
U3:CY7C68013A-QFN56
U1:FT232R / 32-QFN
X2:25 MHz
U8:CY128X8TSOP
U16:MachXO_2280_TQ144
U14:TMP101
U11
D7-D0
J6
J1, J8
S1, S2
J2
J3
J4
J5
Schematic Reference
21
Description
MachXO Mini Development Kit
USB-to-JTAG interface
USB-to-Serial interface
MachXO clock source
1Mb of SRAM
LCMXO2280T144
Measures board temperature
2Mb FLASH memory
User-definable LEDs
User-definable I/O
Programming and debug interface
GSR and Sleep push buttons
MachXO Core current
MachXO AUX current
MachXO I/O current
MachXO TSALL input
Description
User’s Guide
MachXO
23, 22
124
127
Pin