ST7263-EMU2 STMicroelectronics, ST7263-EMU2 Datasheet - Page 100

• Manufacturer Part Number: ST7263-EMU2
• Description: MCU, MPU & DSP Development Tools ST7 Emulator Board
• Manufacturer: STMicroelectronics

Specifications of ST7263-EMU2

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ST7263
COMMUNICATION INTERFACE CHARACTERISTICS (Cont’d)
Figure 44. USB: Data signal Rise and fall time
100/109
Note1: Measured from 10% to 90% of the data signal. For more detailed informations, please refer to Chapter 7 (Elec-
trical) of the USB specification (version 1.1).
USB: Low speed electrical characteristics
Rise/ Fall Time matching
Output signal Crossover
Driver characteristics:
V
VCRS
SS
Data Lines
Differential
Parameter
Rise time
Fall Time
Voltage
tf
Crossover
Symbol
VCRS
points
trfm
tr
tf
tr
Note 1, CL=600 pF
Note 1, CL=600 pF
Note 1, CL=50 pF
Note 1,CL=50 pF
Conditions
tr/tf
Min
1.3
75
75
80
Max
300
300
120
2.0
Unit
ns
ns
ns
ns
%
V