参数资料
型号: OR4E062BM680-DB
厂商: LATTICE SEMICONDUCTOR CORP
元件分类: FPGA
英文描述: FPGA, 2024 CLBS, 515000 GATES, PBGA680
封装: PLASTIC, FBGA-680
文件页数: 130/151页
文件大小: 2680K
代理商: OR4E062BM680-DB
8
Lattice Semiconductor
Data Sheet
September, 2002
ORCA Series 4 FPGAs
Programmable Logic Cells (continued)
5-5752(F)a
Figure 2. PFU Ports
The PFU can be congured to operate in four modes: logic mode, half-logic mode, ripple mode, and memory
(RAM/ROM) mode. In addition, ripple mode has four submodes and RAM mode can be used in either a single- or
dual-port memory fashion. These submodes of operation are discussed in the following sections.
F5D
K7_0
K7_1
K7_2
K7_3
K6_0
K6_1
K6_2
K6_3
K5_0
K5_1
K5_2
K5_3
K4_0
K4_1
K4_2
K4_3
F5C
DIN7
DIN6
DIN5
DIN4
DIN3
DIN2
DIN1
DIN0
CIN
F5B
K3_0
K3_1
K3_2
K3_3
K2_0
K2_1
K2_2
K2_3
K1_0
K1_1
K1_2
K1_3
K0_0
K0_1
K0_2
K0_3
F5A
PROGRAMMABLE
FUNCTION UNIT
(PFU)
Q7
Q6
Q5
Q4
Q3
Q2
Q1
Q0
COUT
REGCOUT
F7
F6
F5
F4
F3
F2
F1
F0
SEL[0:1]
CE[0:1]
CLK[0:1]
LSR[0:1]
LUT603
LUT647
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