參數(shù)資料
型號(hào): FT2232HL-TRAY
廠商: Future Technology Devices International Ltd
元件分類: 總線控制器
中文描述: UNIVERSAL SERIAL BUS CONTROLLER, PQFP64
封裝: LEAD FREE, LQFP-64
文件頁數(shù): 33/63頁
文件大小: 1598K
代理商: FT2232HL-TRAY
Copyright 2010 Future Technology Devices International Limited
39
Document No.: FT_000061
FT2232H DUAL HIGH SPEED USB TO MULTIPURPOSE UART/FIFO IC
Datasheet Version 2.10
Clearance No.: FTDI#77
Name
Minimum
Typical Maximum
Units
Description
t1
15
ns
A0 / CS Setup to WR#
t2
15
ns
Data setup to WR#
t3
20
ns
WR# Pulse width
t4
5
ns
A0/CS Hold from WR#
t5
5
ns
Data hold from WR#
t6
15
ns
A0/CS Setup to RD#
t7
15
50
ns
Data delay from RD#
t8
5
ns
A0/CS hold from RD#
t9
0
30
ns
Data hold time from RD#
Table 4.9 CPU-Style FIFO Interface Operation Signal Timing.
An example of the CPU-style FIFO interface connection is shown in Figure 4.18
D0
D1
D2
D3
D4
D5
D6
D7
RD#
SI / WU
CS#
WR#
A0
FT2232H
IO10
IO11
IO12
IO13
IO14
IO15
IO16
IO17
IO20
IO24
IO23
IO21
IO22
Microcontroller
IO
P
o
rt
1
IO
P
o
rt
2
( Optional )
PWREN#
IO25
( Optional )
Channel A
or B
Figure 4.18 CPU-Style FIFO Interface Example
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