FT245RL-2000 FTDI [Future Technology Devices International Ltd.], FT245RL-2000 Datasheet - Page 13

• Manufacturer Part Number: FT245RL-2000
• Description: USB FIFO IC - Single chip USB to parallel FIFO bidirectional data transfer interface
• Manufacturer: FTDI [Future Technology Devices International Ltd.]

3.5 FT245R FIFO READ Timing Diagrams
Figure 3.3 FIFO Read Cycle
Time
T1
T2
T3
T4
T5
T6
Table 3.9 FIFO Read Cycle Timings
D[7...0]
RXF#
RD#
*Load = 30pF
Description
RD# Active Pulse Width
RD# to RD# Pre-Charge Time
RD# Active to Valid Data*
Valid Data Hold Time from RD#
Inactive*
RD# Inactive to RXF#
RXF# Inactive After RD Cycle
Copyright © 2010 Future Technology Devices International Limited
T3
Minimum
50
50 + T6
20
0
0
80
Valid Data
T1
FT245R USB FIFO IC Datasheet Version 2.10
Maximum
-
-
50
-
25
-
Unit
ns
ns
ns
ns
ns
ns
T4
T5
Document No.: FT_000052
Clearance No.: FTDI# 39
T6
T2
13