AT91RM9200-QI-002 Atmel, AT91RM9200-QI-002 Datasheet - Page 639

• 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: -

38. AT91RM9200 AC Characteristics
38.1
38.1.1
1768I–ATARM–09-Jul-09
Applicable Conditions and Derating Data
Conditions and Timings Computation
t
The delays are given as typical values in the following conditions:
The minimum and maximum values given in the AC characteristics tables of this datasheet take
into account process variation and design. In order to obtain the timing for other conditions, the
following equation should be used:
where:
The input delays are given as typical values.
Note:
• V
• V
• Ambient Temperature = 25°C
• Load Capacitance = 0 pF
• The output level change detection is (0.5 x V
• The input level is (0.3 x V
• δ
• δ
• t
• δ
• C
• δ
=
detection.
capacitance of 0 pF.
pins given in Min and Max in this datasheet.
DATASHEET
δ
T°
VDDCORE
VDDIOM
CSIGNAL
DDIOM
DDCORE
SIGNAL
T°
is the derating factor in temperature given in
×
1. The user must take into account the package capacitance load contribution (C
⎛
⎝
= 3.3V
(
is the derating factor for the IOM Power Supply given in
is the capacitance load on the considered output pin
Table 37-2, “DC Characteristics,” on page
is the load derating factor depending on the capacitance load on the related output
δ
= 1.8V
is the derating factor for the Core Power Supply given in
VDDCORE
is the minimum or maximum timing value given in this datasheet for a load
×
t
DATASHEET
DDIOM
) for a low-level detection and is (0.7 x V
)
+
⎛
⎝
δ
VDDIOM
DDIOM
632.
Figure 38-1 on page
×
).
∑
(
C
SIGNAL
(1)
.
×
Figure 38-3 on page
δ
Figure 38-2 on page
CSIGNAL
AT91RM9200
640.
DDIOM
) for a high-level
)
⎞
⎠
⎞
⎠
IN
) described in
641.
640.
639