at91cap7e ATMEL Corporation, at91cap7e Datasheet - Page 487

• Manufacturer Part Number: at91cap7e
• Description: Customizable Microcontroller
• Manufacturer: ATMEL Corporation

33.8
33.8.1
Table 33-11. Electrical Parameters
33.8.2
Table 33-12. In Low Speed
Table 33-13. In Full Speed
8549A–CAP–10/08
Symbol
Input Levels
V
V
V
V
C
I
R
Output Levels
V
V
V
Symbol
t
t
t
Symbol
t
t
t
FR
FE
FRFM
FR
FE
FRFM
IL
IH
DI
CM
OL
OH
CRS
IN
EXT
USB Transceiver Characteristics
Electrical Characteristics
Switching Characteristics
Parameter
Low Level
High Level
Differential Input Sensivity
Differential Input Common
Mode Range
Transceiver capacitance
Hi-Z State Data Line Leakage
Recommended External USB
Series Resistor
Low Level Output
High Level Output
Output Signal Crossover
Voltage
Parameter
Transition Rise Time
Transition Fall Time
Rise/Fall time Matching
Parameter
Transition Rise Time
Transition Fall Time
Rise/Fall time Matching
Conditions
|(D+) - (D-)|
Capacitance to ground on each line
0V < V
In series with each USB pin with ±5%
Measured with R
3.6V
Measured with R
GND
Measure conditions described in
Figure 33-4
Conditions
C
C
Conditions
C
C
C
LOAD
LOAD
LOAD
LOAD
LOAD
IN
= 400 pF
= 400 pF
= 400 pF
= 50 pF
= 50 pF
< 3.3V
L
L
of 1.425 kΩ tied to
of 14.25 kΩ tied to
Min
Min
75
75
80
90
Min
- 10
4
4
2.0
0.2
0.8
0.0
2.8
1.3
Typ
Typ
Typ
27
AT91CAP7E
111.11
Max
Max
Max
9.18
+ 10
300
300
125
0.8
2.5
0.3
3.6
2.0
20
20
Unit
Unit
Unit
pF
μA
ns
ns
ns
ns
%
%
V
V
V
V
V
V
V
Ω
487