Document No.: FT_000589
FT313H USB2.0 HS Host Controller Datasheet Version 1.1
Clearance No.: FTDI# 318
Parameter
Vhscm
Description
Minimum
Typical
Maximum
Units
Conditions
Input level for high speed
Voltage of high speed
data signal in the
common mode
-50
-
500
mV
-
Squelch is
detected
-
-
-
-
-
100
-
mV
mV
mV
mV
High speed squelch
detection threshold
Vhssq
Squelch is not
detected
150
625
-
Disconnection is
detected
-
High speed
disconnection
detection threshold
Vhsdsc
Disconnection is
not detected
525
Output level for high speed
High speed idle output
voltage (Differential)
Vhsoi
Vhsol
-10
-10
-
-
10
10
mV
mV
-
-
High speed low level
output voltage
(Differential)
High speed high level
output voltage
Vhsoh
-360
-
400
mV
-
(Differential)
Chirp-J output voltage
(Differential)
Vchirpj
Vchirpk
700
-
-
1100
-500
mV
mV
-
-
Chirp-K output
voltage (Differential)
-900
Input level for full speed and low speed
Differential input
voltage sensitivity
Vdi
Vcm
Vse
0.2
0.8
0.8
-
-
-
-
V
V
V
|Vdp-Vdm|
Differential common
mode voltage
2.5
2.0
-
-
Single ended receiver
threshold
Output level for full speed and low speed
Low level output
voltage
Vol
0
-
0.3
3.6
V
V
-
-
High level output
voltage
Voh
2.8
-
Resistance
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