AT91RM9200-QI-002 Atmel, AT91RM9200-QI-002 Datasheet - Page 637

• Manufacturer Part Number: AT91RM9200-QI-002
• Description: IC ARM9 MCU 208 PQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91RM9200-QI-002

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 180MHz
• Connectivity: EBI/EMI, Ethernet, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: POR
• Number Of I /o: 122
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: ROM
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 208-MQFP, 208-PQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

37.7.2
Table 37-12. In Slow Mode
Table 37-13. In Full Speed
Figure 37-1. USB Data Signal Rise and Fall Times
1768I–ATARM–09-Jul-09
Symbol
t
t
t
Symbol
t
t
t
FR
FE
FRFM
FR
FE
FRFM
Switching Characteristics
Parameter
Transition Rise Time
Transition Fall Time
Rise/Fall time Matching
Parameter
Transition Rise Time
Transition Fall Time
Rise/Fall Time Matching
Differential
Data Lines
V
CRS
Fosc = 6MHz/750kHz
10%
Rise Time
t
R
Conditions
C
C
C
Conditions
C
C
LOAD
LOAD
LOAD
LOAD
LOAD
= 400 pF
= 400 pF
= 400 pF
= 50 pF
= 50 pF
Buffer
90%
(a)
(b)
R
EXT
=27 ohms
Fall Time
C
load
t
F
10%
Min
Min
75
75
80
90
4
4
Typ
Typ
AT91RM9200
111.11
Max
Max
300
300
120
20
20
Unit
Unit
ns
ns
ns
ns
%
%
637