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DLP-USB245M User Manual
RESET# Pin Characteristics
Parameter
Vin
Description
Input Switching Threshold
Min
1.1
Typ
1.5
Max
1.9
Units
V
Conditions
Note 1
VHys
Input Switching Hysteresis
200
mV
Note 1 – Inputs have an internal 200k pull-up resistor to VCCIO.
RSTOUT Pin Characteristics
Parameter
Voh
Iol
Description
Output Voltage High
Leakage Current Tri-State
Min
3.0
-
Typ
-
-
Max
3.6
5
Units
V
uA
Conditions
I source = 2mA
USB IO Pin Characteristics
Parameter
UVoh
Description
IO Pins Static Output ( High)
Min
2.8
Typ
Max
3.6v
Units
V
Conditions
RI = 1k5 to 3V3Out ( D+ )
RI = 15k to GND ( D- )
UVol
IO Pins Static Output ( Low )
0
0.3
V
RI = 1k5 to 3V3Out ( D+ )
RI = 15k to GND ( D- )
UVse
UCom
UVDif
Single Ended Rx Threshold
Differential Common Mode
Differential Input Sensitivity
0.8
0.8
0.2
2.0
2.5
V
V
V
UDrvZ
Driver Output Impedance
29
44
ohm
Note 2
Note 2 – Driver Output Impedance includes the external 27R series resistors on USBDP and USBDM pins.
Copyright ? DLP Design 2002
Page 13 of 15
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