FT245RL R FTDI, Future Technology Devices International Ltd, FT245RL R Datasheet - Page 35

• Manufacturer Part Number: FT245RL R
• Description: IC USB TO PARALLEL FIFO 28-SSOP
• Manufacturer: FTDI, Future Technology Devices International Ltd

Specifications of FT245RL R

• Applications: USB
• Interface: USB
• Voltage - Supply: 1.8 V ~ 5.25 V
• Package / Case: 28-SSOP
• Mounting Type: Surface Mount
• For Use With: 768-1020 - MODULE USB-PAR FIFO TTL 24-DIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 768-1011-2; FT245RL R

Document No.: FT_000052
FT245R USB FIFO IC Datasheet Version 2.10
Clearance No.: FTDI# 39
Appendix B - List of Figures and Tables
List of Figures
Figure 2.1 FT245R Block Diagram ................................................................................................... 4
Figure 3.1 SSOP Package Pin Out and Schematic Symbol ................................................................... 7
Figure 3.2 QFN-32 Package Pin Out and schematic symbol .............................................................. 10
Figure 3.3 FIFO Read Cycle .......................................................................................................... 13
Figure 3.4 FIFO Write Cycle ......................................................................................................... 14
Figure 6.1 Bus Powered Configuration ........................................................................................... 22
Figure 6.2 Self Powered Configuration ........................................................................................... 23
Figure 6.3 Bus Powered with Power Switching Configuration ............................................................ 24
Figure 6.4 USB Bus Powered with +3.3V or +5V External Logic Power Supply .................................... 25
Figure 7.1 USB to MCU FIFO Interface ........................................................................................... 26
Figure 9.1 SSOP-28 Package Dimensions ....................................................................................... 29
Figure 9.2 QFN-32 Package Dimensions ......................................................................................... 30
Figure 9.3 Typical Pad Layout for QFN-32 Package .......................................................................... 31
Figure 9.4 Typical Solder Paste Diagram for QFN-32 Package ........................................................... 31
Figure 9.5 FT245R Solder Reflow Profile ........................................................................................ 32
List of Tables
Table 3.1 USB Interface Group ....................................................................................................... 7
Table 3.2 Power and Ground Group ................................................................................................. 8
Table 3.3 Miscellaneous Signal Group .............................................................................................. 8
Table 3.4 FIFO Interface Group (see note 3) .................................................................................... 9
Table 3.5 USB Interface Group ..................................................................................................... 10
Table 3.6 Power and Ground Group ............................................................................................... 11
Table 3.7 Miscellaneous Signal Group ............................................................................................ 11
Table 3.8 FIFO Interface Group (see note 3) .................................................................................. 12
Table 3.9 FIFO Read Cycle Timings ............................................................................................... 13
Table 3.10 FIFO Write Cycle ......................................................................................................... 14
Table 5.1 Absolute Maximum Ratings ............................................................................................ 17
Table 5.2 Operating Voltage and Current ....................................................................................... 18
Table 5.3 FIFO I/O Pin Characteristics (VCCIO = +5.0V, Standard Drive Level) .................................. 18
Table 5.4 FIFO I/O Pin Characteristics (VCCIO = +3.3V, Standard Drive Level) .................................. 18
Table 5.5 FIFO I/O Pin Characteristics (VCCIO = +2.8V, Standard Drive Level) .................................. 19
Table 5.6 FIFO I/O Pin Characteristics (VCCIO = +1.8V, Standard Drive Level) .................................. 19
Table 5.7 FIFO I/O Pin Characteristics (VCCIO = +5.0V, High Drive Level) ......................................... 19
Table 5.8 FIFO I/O Pin Characteristics (VCCIO = +3.3V, High Drive Level) ......................................... 19
Table 5.9 FIFO I/O Pin Characteristics (VCCIO = +2.8V, High Drive Level) ......................................... 20
Table 5.10 FIFO I/O Pin Characteristics (VCCIO = +1.8V, High Drive Level) ....................................... 20
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