AT91RM9200-CI-002 Atmel, AT91RM9200-CI-002 Datasheet - Page 642

• Manufacturer Part Number: AT91RM9200-CI-002
• Description: IC ARM9 MCU 256 BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91RM9200-CI-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: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

38.2
38.2.1
Table
“Conditions and Timings Computation” on page
Table 38-1.
Notes:
642
Symbol
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
1
2
3
4
5
6
7
8
38-1,
EBI Timings
1. The derating factor is not to be applied to t
2. nacss = Number of Address to Chip Select Setup Cycles inserted.
3. n = Number of standard Wait States inserted.
AT91RM9200
SMC Signals Relative to MCK
Table 38-2
Parameter
MCK Falling to NUB Valid
MCK Falling to NLB/A0 Valid
MCK Falling to A1 - A25 Valid
MCK Falling to Chip Select Change
(No Address to Chip Select Setup)
MCK Falling to Chip Select Active
(Address to Chip Select Setup)
Chip Select Inactive to MCK Falling
(Address to Chip Select Setup)
NCS Minimum Pulse Width
(Address to Chip Select Setup)
NWAIT Minimum Pulse Width
General-purpose SMC Signals
and
Table 38-3
(1)
show timings relative to operating condition limits defined in the section
(1)
(1)
(1)
Conditions
C
C
C
C
C
C
C
C
C
C
C
C
C
639.
CPMCK
NUB
NUB
NLB
NLB
ADD
ADD
NCS
NCS
NCS
NCS
NCS
NCS
NCS
= 0 pF
derating
derating
derating
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
= 0 pF
= 0 pF
= 0 pF
.
(nacss
(nacss
(((n + 2) - (2
x
t
x
x
CPMCK
t
t
-0.028
t
0.028
0.028
0.028
0.028
0.028
CPMCK
CPMCK
CPMCK
Min
5.0
4.9
4.9
4.3
)
x
(2) (3)
) + 4.3
) + 4.4
nacss))
(2)
(2)
(nacss
(nacss
x
x
t
t
-0.045
0.045
0.045
0.045
0.045
0.045
CPMCK
CPMCK
Max
7.5
7.5
7.4
6.5
) + 6.5
) + 6.5
1768I–ATARM–09-Jul-09
(2)
(2)
Units
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
38.1.1
ns
ns
ns
ns
ns
ns
ns
ns