ATSAM3S4AA-MU Atmel, ATSAM3S4AA-MU Datasheet - Page 1067

• Manufacturer Part Number: ATSAM3S4AA-MU
• Description: IC MCU 32BIT 256KB FLASH 48QFN
• Manufacturer: Atmel
• Series: SAM3Sr

Specifications of ATSAM3S4AA-MU

• Core Processor: ARM® Cortex-M3™
• Core Size: 32-Bit
• Speed: 64MHz
• Connectivity: I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.62 V ~ 1.95 V
• Data Converters: A/D 8x10/12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
• Processor Series: ATSAM3x
• Core: ARM Cortex M3
• 3rd Party Development Tools: JTRACE-CM3, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: ATSAM3S-EK
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

41.11 AC Characteristics
41.11.1
Table 41-43. Master Clock Waveform Parameters
41.11.2
Table 41-44. I/O Characteristics
6500C–ATARM–8-Feb-11
Symbol
1/(t
Symbol
FreqMax1
PulseminH
PulseminL
FreqMax2
PulseminH
PulseminL
CPMCK
)
Master Clock Characteristics
I/O Characteristics
1
2
1
2
Parameter
Master Clock Frequency
Parameter
Pin Group 1
Pin Group 1
Pin Group 1
Pin Group 2
Pin Group 2
Pin Group 2
For Master Clock Frequency between 60 MHz and 64 MHz, the PLLCK must be set and used
between 120 MHz and 128 MHz with the prescaler set at 2 (PRES field in PMC_MCKR).
Criteria used to define the maximum frequency of the I/Os:
(1)
(1)
(1)
(2)
(2)
(2)
Maximum output frequency
High Level Pulse Width
High Level Pulse Width
Low Level Pulse Width
Maximum output frequency
Low Level Pulse Width
– output duty cycle (40%-60%)
– minimum output swing: 100 mV to VDDIO - 100 mV
– minimum output swing: 100 mV to VDDIO - 100 mV
– Addition of rising and falling time inferior to 75% of the period
Conditions
VDDCORE @ 1.62V
30 pF
45 pF
30 pF
45 pF
30 pF
45 pF
Conditions
1.62V < VDDIO < 3.6V
1.62V < VDDIO < 3.6V
1.62V < VDDIO < 3.6V
V
V
V
V
V
V
V
V
V
V
V
V
Load: 25 pF
Load: 25 pF
Load: 25 pF
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
DDIO
= 1.62V
= 1.62V
= 1.62V
= 1.62V
= 1.62V
= 3.0V
= 3.0V
= 3.0V
= 1.8V
= 3.0V
= 3.0V
= 3.0V
SAM3S Preliminary
Min
14.7
14.7
14.5
14.5
Min
7.7
7.7
11
11
11
11
Max
64
Max
45
64
34
45
35
Units
MHz
Units
MHz
MHz
ns
ns
ns
ns
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