SAM3S1A Atmel Corporation, SAM3S1A Datasheet - Page 1067

• Manufacturer Part Number: SAM3S1A
• Manufacturer: Atmel Corporation

Specifications of SAM3S1A

• Flash (kbytes): 64 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 64 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 34
• Ext Interrupts: 34
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 2
• Uart: 3
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 1000
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

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
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
SAM3S
Units
MHz
Units
MHz
MHz
ns
ns
ns
ns
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