PIC16C745/P Microchip Technology, PIC16C745/P Datasheet - Page 140

• Manufacturer Part Number: PIC16C745/P
• Description: 8-Bit CMOS Microcontrollers with USB
• Manufacturer: Microchip Technology

PIC16C745/765
FIGURE 16-14: MAXIMUM INPUT WAVEFORM TIMING SPECIFICATIONS
FIGURE 16-15: USB LOW SPEED SIGNALING
TABLE 16-12: USB AC AND DC SPECIFICATIONS
DS41124A-page 140
Parameter
No.
Note 1: The D+/D- signals can withstand a continuous short to V
70
71
72
Data Differential Lines
Sym
T
T
V
T
V
V
V
V
V
V
LR
LF
LRFM
OL
OH
USB
CRS
IL
IH
IHZ
Pin
R
SRC
Characteristic
Transition Rise Time
Transition Fall Time
Crossover Voltage
Rise and Fall Time Matching
Voltage Input Low
Voltage Input High
Voltage Input High Floating
Differential Input Sensitivity
Differential Common Mode Range
Voltage Output Low
Voltage Output High
USB Voltage Output
= 39
R
SRC
± 2%
72
V
10%
Advanced Information
70
90%
Min
1.3
2.0
2.7
0.2
0.0
2.8
2.7
0.8
75
75
80
T
4.6V
-1.0V
YP
BUS
†
, GND, cable shield or any other signal.
Max
300
300
125
2.0
0.8
3.6
2.5
0.3
3.6
3.6
20ns
max
4ns
min
90%
Units
ns
ns
%
V
V
V
V
V
V
V
V
V
60ns
min
71
Conditions
(D+)-(D-)
66.7ns
6MHz
20ns
max
4ns
min
10%
1999 Microchip Technology Inc.