ATSAM3U2EA-CU Atmel, ATSAM3U2EA-CU Datasheet - Page 58

• Manufacturer Part Number: ATSAM3U2EA-CU
• Description: IC MCU 32BIT 128KB FLSH 144LFBGA
• Manufacturer: Atmel
• Series: SAM3Ur

Specifications of ATSAM3U2EA-CU

• 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: 96
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 36K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b, 8x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LFBGA
• Processor Series: ATSAM3x
• Core: ARM Cortex M3
• Data Bus Width: 32 bit
• Data Ram Size: 36 KB
• Interface Type: 4xUSART, 2xTWI, 5xSPI, Bus
• Maximum Clock Frequency: 96 MHz
• Number Of Programmable I/os: 96
• 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
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

58
Doc Rev
6430BS
SAM3U Series
Comments
Introduction:
Section 1. ”SAM3U
2x TWIs (SAM3U1C/2C/4C have 1), up to 5x SPIs SAM3U1C/2C/4C have 4),
Table 1-1, “Configuration
SAM3U4/3/2C rows FWUP replaces NO in FWUP,SHDN pins column
updated, SM cell removed; UART moved to peripheral area, added Flash Unique block, removed 12B from
ADC block, added SysTick counter and Fmax 96 MHz to M3 block. FWUP replaces WKUP in fig 2-1, FWUP
added to fig 2-2
Figure 2-2 ”100-pin SAM3U4/2/1C Block
Table 3-1, “Signal Description
details given in footnote.
VDDIN, VDDOUT added to table.
”Serial Wire/JTAG Debug Port (SWJ-DP)”
status of pulldowns and pullups specified.
Section 4. ”Package and
Section 4.1 ”SAM3U4/2/1E Package and Pinout”
pinouts finalized in datasheet.
Section 5.5.1 ”Backup
Figure 5-4 ”Wake-up
Table 5-1, “Low Power Mode Configuration
“Previous state saved.
Section 6.6 ”NRSTB
Section 6. ”Input/Output
Section 6.1 ”General Purpose I/O Lines (GPIO)”
Line Considerations”.
Figure 6-1 ”On-Die Termination
Section 6.8 “PIO Controllers”, removed.
Section 8. ”Product
Section 9.
Memories”.
Section 9.1.3.5 ”Security Bit
Table 7-3, “SAM3U Master to Slave
Section 7.2 ”APB/AHB
Table 11-3, “Multiplexing on PIO Controller B
Section 12.10.1 ”12-bit High Speed
“Quadrature Decoder Logic” on page
Section 12.10.1 ”12-bit High Speed
Section 12.10.2 ”10-bit Low Power
Figure 2-1 ”144-pin SAM3U4/2/1E Block Diagram”
”Memories”, now comprises
Description”, Updated: 52 Kbytes of SRAM. 4x USARTs (SAM3U1C/2C/4C have 3), up to
Mapping”, title changed from “Memories”.
Pin”, VDDIO changed to VDDBU
Source”, BODEN replaced by SMEN.
Mode”, BOD replaced by Supply Monitor/SM. FWUP → Falling Edge Detector.
Bridges”, reference to ADC updated “10-bit ADC, 12-bit ADC (ADC12B)”.
Lines”, replaces Section 5.8 “Programmable I/O Lines”.
Pinout”, reorganized according to product.
Summary”,EBI column updated, 8 bits for SAM3U1C/2C/4C
Feature”, updated
List”, Schmitt Trigger added
schematic”, added.
ADC”, Ksample values updated on 2nd item of list.
ADC”,
ADC”, 2nd item on list updated.
Access”, Slave 9, High Speed Peripheral Bridge line added.
49, properly stated in list of TC functions.
Section 9.1 ”Embedded Memories”
Diagram”, NWR1/NBS1, NXRP0, A0 removed from block diagram.
replaced ICE and JTAG. This section of the table updated
Section 12.10.2 ”10-bit Low Power
Summary”, PIO state in Low Power Modes, backup mode is;
(PIOB)”, ADC12B2, ADC12B3 properly listed.
and
and
and
Section 6.2 ”System I/O
Section 4.2 ”SAM3U4/2/1C Package and
Figure 2-2 ”100-pin SAM3U4/2/1C Block Diagram”
”PIO Controller - PIOA - PIOB -
and
Lines”, replace Section 6. “I/O
ADC”, titles changed.
Section 9.2 ”External
PIOC”. exception
Pinout”,
6430DS–ATARM–28-Mar-11
Change
Request
Ref.
6400
6642
6482/6642
rfo
6480
rfo
6471/rfo
6607
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6645
6646
6481/rfo
6663
6397
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