DS_FT313H Datasheet, PDF (12/64 Pages) Future Technology Devices International Ltd. – The FT313H is a Hi-Speed Universal Serial Bus (USB) Host Controller compatible with Universal Serial Bus Specification Rev 2.0 and supports data transfer speeds of up to 480M bit/s.

Document No.: FT_000589
FT313H USB2.0 HS Host Controller Datasheet Version 1.1
Clearance No.: FTDI# 318
Pin No.
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
Name
A4
A5
VCC (1V2)
A6
A7
VCC(I/O)
DREQ
DACK
ALE/ADV_N
CLE
RESET_N
FREQSEL1
FREQSEL2
AGND
X1/CLKIN
X2
VOUT(1V2)
Type
I
I
P
I
I
P
O
I
I
I
I
I
I
P
AI
AO
AO
Description
Bit 4 of the address bus; when not in use, connect to
GND
Input; 3.3V tolerant
Bit 5 of the address bus; when not in use, connect to
GND
Input; 3.3V tolerant
Core power 1.2V input; for normal operation, this
pin must be connected to pin 46. Connect a 0.1uF
decoupling capacitor.
Bit 6 of the address bus; when not in use, connect to
GND
Input; 3.3V tolerant
Bit 7 of the address bus; when not in use, connect to
GND
Input; 3.3V tolerant
I/O supply voltage; connect a 0.1uF decoupling
capacitor
1.8V, 2.5V or 3.3V
DMA request;
Push-pull output; 3.3V tolerant
DMA acknowledge; Internal pull-down.
Input; 3.3V tolerant
Address latch enable
Input; 3.3V tolerant
Command latch enable
Input; 3.3V tolerant
Chip reset; Internal pull-up. Input; 3.3V tolerant
Input clock frequency selection pin1
Input; 3.3V tolerant
Input clock frequency selection pin2
Input; 3.3V tolerant
Analog Ground
Crystal oscillator or clock input; 3.3V peak input
allowed
Crystal oscillator output; leave open if an external
clock is applied on pin X1/CLKIN
Internal 1.2V regulator output; connect 4.7uF and
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