at91sam9263 ATMEL Corporation, at91sam9263 Datasheet - Page 1022

• Manufacturer Part Number: at91sam9263
• Description: At91 Arm Thumb Microcontrollers
• Manufacturer: ATMEL Corporation

46.9.4
Table 46-34. In Low Speed
Table 46-35. In Full Speed
1022
Symbol
t
t
t
Symbol
t
t
t
FR
FE
FRFM
FR
FE
FRFM
AT91SAM9263 Preliminary
UDP and UHP Switching Characteristics
Parameter
Transition Rise Time
Transition Fall Time
Rise/Fall time Matching
Parameter
Transition Rise Time
Transition Fall Time
Rise/Fall time Matching
Figure 46-13.
Differential
Data Lines
V
CRS
Fosc = 6MHz/750kHz
Conditions
C
C
Conditions
C
C
C
LOAD
LOAD
LOAD
LOAD
LOAD
10%
= 400 pF
= 400 pF
= 400 pF
= 50 pF
= 50 pF
Rise Time
t
R
Buffer
90%
(a)
(b)
R
EXT
=39 Ohms
Min
Min
75
75
80
90
Fall Time
4
4
C
load
t
F
10%
Typ
Typ
6249D–ATARM–20-Dec-07
111.11
Max
Max
300
300
125
20
20
Unit
Unit
ns
ns
ns
ns
%
%