ATSAM3U4CA-AU Atmel, ATSAM3U4CA-AU Datasheet - Page 1123
ATSAM3U4CA-AU
Manufacturer Part Number
ATSAM3U4CA-AU
Description
IC MCU 32BIT 256KB FLASH 100LQFP
Manufacturer
Atmel
Series
SAM3Ur
Specifications of ATSAM3U4CA-AU
Core Processor
ARM® Cortex-M3™
Core Size
32-Bit
Speed
96MHz
Connectivity
EBI/EMI, I²C, MMC, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number Of I /o
57
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
52K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 4x10b, 4x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-LQFP
Operating Temperature (min)
-40C
Operating Temperature (max)
85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
100
Package Type
LQFP
Processor Series
ATSAM3x
Core
ARM Cortex M3
Data Bus Width
32 bit
Data Ram Size
52 KB
Interface Type
3xUSART, TWI, 4xSPI, Bus
Maximum Clock Frequency
96 MHz
Number Of Programmable I/os
57
Number Of Timers
8
Operating Supply Voltage
1.62 V to 3.6 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-CM3, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
ATSAM3U-EK
Controller Family/series
SAM3U
No. Of I/o's
57
Ram Memory Size
52KB
Cpu Speed
96MHz
No. Of Timers
3
Rohs Compliant
Yes
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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43.7.0.1
Table 43-37. Analog Inputs
Note:
43.7.0.2
6430D–ATARM–25-Mar-11
Parameter
Input Voltage Range
Input Leakage Current
Input Capacitance
1. Input Voltage range can be up to VDDANA without destruction or over-consumption.
2. If VDDIO < V
Sample and Hold Time versus Source Output Impedance
ADC Application Information
ADVREF
The following figure gives a simplified acquisition path.
Figure 43-10. Simplified Acquisition Path
The user can drive ADC input with impedance of Zsource up to:
with SHTIM (Sample and Hold Time register) expressed in ns and Z
Note:
For more information on data converter terminology, please refer to the application note:
Data Converter Terminology, Atmel lit° 6022.
http://www.atmel.com/dyn/resources/prod_documents/doc6022.pdf
• In 10-bit mode: SHTIM = 0.042 x Zsource + 160
• In 12-bit mode: SHTIM= 0.054 x Zsource + 205
, max input voltage is VDDIO.
Csample and Ron are taken into account in the formulas
Zsource
Input
ADC
Mux.
Ron
Sample & Hold
Csample
Min
0
Typ
SOURCE
SAM3U Series
12-bit
ADC
Core
V
expressed in ohms.
AD12BVREF
Max
±0.5
14
Units
μA
pF
1123
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