ATSAM3U2CA-CU Atmel, ATSAM3U2CA-CU Datasheet - Page 362
ATSAM3U2CA-CU
Manufacturer Part Number
ATSAM3U2CA-CU
Description
IC MCU 32BIT 128KB FLSH 100TFBGA
Manufacturer
Atmel
Series
SAM3Ur
Specifications of ATSAM3U2CA-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
57
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 4x10b, 4x12b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TFBGA
Processor Series
ATSAM3x
Core
ARM Cortex M3
Data Bus Width
32 bit
Data Ram Size
36 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
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATSAM3U2CA-CU
Manufacturer:
PERICOM
Quantity:
3 186
Part Number:
ATSAM3U2CA-CU
Manufacturer:
MICROCHIP/微芯
Quantity:
20 000
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Figure 25-8. READ_MODE = 1: Data is sampled by SMC before the rising edge of NRD
25.10.2.2
Figure 25-9. READ_MODE = 0: Data is sampled by SMC before the rising edge of NCS
362
362
SAM3U Series
SAM3U Series
Read is Controlled by NCS (READ_MODE = 0)
NBS0,NBS1,
A0, A1
NBS0,NBS1,
A0, A1
D[15:0]
D[15:0]
A[23:2]
A[23:2]
MCK
MCK
NRD
NRD
NCS
NCS
Figure 25-9
NCS signal and remains valid until the rising edge of NCS. Data must be sampled when NCS is
raised. In that case, the READ_MODE must be set to 0 (read is controlled by NCS): the SMC
internally samples the data on the rising edge of Master Clock that generates the rising edge of
NCS, whatever the programmed waveform of NRD may be.
shows the typical read cycle. The read data is valid t
t
t
PACC
PACC
Data Sampling
Data Sampling
PACC
after the falling edge of the
6430D–ATARM–25-Mar-11
6430D–ATARM–25-Mar-11
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