AT91M43300-25CI Atmel, AT91M43300-25CI Datasheet - Page 5

• Manufacturer Part Number: AT91M43300-25CI
• Description: IC ARM7 MCU 144 BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M43300-25CI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: WDT
• Number Of I /o: 58
• Program Memory Type: ROMless
• Ram Size: 3K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LFBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Clock Waveforms
Table 5. Clock Waveform Parameters
Table 6. Clock Propagation Times
Figure 2. Clock Waveform
Symbol
1/(t
t
t
t
t
t
Symbol
t
t
CP
CH
CL
r
f
CDLH
CDHL
MCKO
MCKI
CP
)
0.3 VDDIO
Parameter
Oscillator Frequency
Main Clock Period
High Time
Low Time
Rising Edge
Falling Edge
Parameter
Rising Edge Propagation Time
Falling Edge Propagation Time
t
0.7 VDDIO
CDLH
t
CH
t
CDHL
t
CL
Core at
Core at
TBD
TBD
TBD
TBD
2V
83
2V
t
Minimum
Minimum
r
t
CP
Core at
Core at
3.3V
3.3V
40
18
18
20
18
Core at
Core at
TBD
TBD
TBD
TBD
2V
12
2V
Maximum
Maximum
t
f
Core at
Core at
3.3V
3.3V
TBD
TBD
25
7
7
Units
Units
MHz
ns
ns
5