參數(shù)資料
型號(hào): XC4028XL-3HQ304I
廠商: Xilinx Inc
文件頁(yè)數(shù): 9/68頁(yè)
文件大?。?/td> 0K
描述: IC FPGA I-TEMP 3.3V 3SPD 304HQFP
產(chǎn)品變化通告: XC4000(XL,XLA,E) Discontinuation 15/Nov/2004
標(biāo)準(zhǔn)包裝: 12
系列: XC4000E/X
LAB/CLB數(shù): 1024
邏輯元件/單元數(shù): 2432
RAM 位總計(jì): 32768
輸入/輸出數(shù): 256
門數(shù): 28000
電源電壓: 3 V ~ 3.6 V
安裝類型: 表面貼裝
工作溫度: -40°C ~ 100°C
封裝/外殼: 304-BFQFP 裸露焊盤
供應(yīng)商設(shè)備封裝: 304-PQFP(40x40)
R
May 14, 1999 (Version 1.6)
6-21
XC4000E and XC4000X Series Field Programmable Gate Arrays
6
Q
Flip-
Flop/
Latch
D
CE
Q
Out
T
Output
Clock
I
Input
Clock
Enable
Delay
Pad
Flip-Flop
Slew Rate
Control
Output
Buffer
Input
Buffer
Passive
Pull-Up/
Pull-Down
2
I1
X6704
Figure 15: Simplied Block Diagram of XC4000E IOB
Q
Flip-Flop/
Latch
Fast
Capture
Latch
D
Q
Latch
D
G
D
0
1
CE
Q
Out
T
Output Clock
I
Input Clock
Clock Enable
Pad
Flip-Flop
Slew Rate
Control
Output
Buffer
Output MUX
Input
Buffer
Passive
Pull-Up/
Pull-Down
2
I1
X5984
Delay
Figure 16: Simplied Block Diagram of XC4000X IOB (shaded areas indicate differences from XC4000E)
Product Obsolete or Under Obsolescence
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