PIC32MX440F256H-80I Datasheet, PDF (631/646 Pages) Microchip Technology – 64/100-Pin General Purpose and USB 32-Bit Flash Microcontrollers

PIC32MX3XX/4XX
TABLE 30-39: OTG TIMING REQUIREMENTS
AC CHARACTERISTICS
Param.
No.
Symbol
Characteristics
USB313 VUSB USB Voltage
USB315 VILUSB
USB316 VIHUSB
USB318 VDIFS
USB319 VCM
Input Low Voltage for USB Buffer
Input High Voltage for USB Buffer
Differential Input Sensitivity
Differential Common Mode Range
USB320 ZOUT
USB321 VOL
Driver Output Impedance
Voltage Output Low
USB322 VOH Voltage Output High
Standard Operating Conditions: 2.3V to 3.6V
(unless otherwise stated)
Operating temperature -40°C ≤ TA ≤ +85°C for Industrial
Min. Typ Max. Units
Conditions
3.0
—
3.6
V Voltage on bus must
be in this range for
proper USB operation
—
—
0.8
V
2.0
—
—
V
—
—
0.2
V
0.8
—
2.5
V The difference
between D+ and D-
must exceed this value
while VCM is met
28.0
—
44.0
Ω
0.0
—
0.3
V 1.5 kΩ load connected
to 3.6V
2.8
—
3.6
V 1.5 kΩ load connected
to ground
© 2008 Microchip Technology Inc.
Preliminary
DS61143E-page 629