FT122Q-R FTDI, FT122Q-R Datasheet - Page 18

• Manufacturer Part Number: FT122Q-R
• Description: USB Interface IC USB CONTROLLER W/ PARALLEL BUS IC
• Manufacturer: FTDI

Specifications of FT122Q-R

• Rohs: yes
• Product: USB 2.0
• Interface Type: Parallel
• Operating Supply Voltage: 1.65 V to 3.6 V, 4 V to 5.5 V
• Operating Supply Current: 3.9 mA
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-28
• Minimum Operating Temperature: - 40 C

Command Name
Read Buffer
Write Buffer
Set Endpoint Status
Acknowledge Setup
Clear Buffer
Validate Buffer
Send Resume
Read Current Frame Number
Set IO Pad Drive Strength
Set Buffer Interrupt Mode
Copyright © 2012 Future Technology Devices International Limited
FT122 ENHANCED USB DEVICE CONTROLLER WITH PARALLEL
Target
Endpoint 7 OUT
Endpoint 7 IN
Selected Endpoint
Selected Endpoint
Endpoint 0 OUT
Endpoint 0 IN
Endpoint 1 OUT
Endpoint 1 IN
Endpoint 2 OUT
Endpoint 2 IN
Endpoint 3 OUT
Endpoint 3 IN
Endpoint 4 OUT
Endpoint 4 IN
Endpoint 5 OUT
Endpoint 5 IN
Endpoint 6 OUT
Endpoint 6 IN
Endpoint 7 OUT
Endpoint 7 IN
Selected Endpoint
Selected Endpoint
Selected Endpoint
Device
Device
Device
Device
General Commands
Code (hex)
4Ah
4Bh
4Ch
4Dh
ECh
8Eh
8Fh
F0h
F0h
40h
41h
42h
43h
44h
45h
46h
47h
48h
49h
4Eh
4Fh
F1h
F2h
FAh
F6h
F5h
E9h
BUS
Document No.: FT_000647
Clearance No.: FTDI#
Data phase
Read 1 byte
Read 1 byte
Read n bytes
Write n bytes
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
Write 1 byte
None
None
None
None
Read 1 or 2 bytes
Write 1 byte
None
IC
Datasheet Version 1.0
313
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