SAM3U2E Atmel Corporation, SAM3U2E Datasheet - Page 1111

• Manufacturer Part Number: SAM3U2E
• Manufacturer: Atmel Corporation

Specifications of SAM3U2E

• Flash (kbytes): 128 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 96 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 57
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 96
• Ext Interrupts: 96
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device
• Spi: 5
• Twi (i2c): 2
• Uart: 5
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 16
• Adc Resolution (bits): 12
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 36
• Self Program Memory: YES
• External Bus Interface: 1
• 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

Table 43-4.
Note:
Table 43-5.
6430E–ATARM–29-Aug-11
Symbol
V
V
V
V
I
I
Td-
Td+
T
Symbol
V
T
V
I
I
T
DDON
DDOFF
DDON
DDOFF
ACCURACY
TH-
HYST-
TH+
HYST+
START
TH
HYST
START
1. The product is guaranteed to be functional at V
Parameter
Supply Falling Threshold
Hysteresis V
Supply Rising Threshold
Hysteresis V
Current Consumption on
VDDCORE
V
time
V
time
Startup Time
Parameter
Supply Monitor Threshold
Threshold Level Accuracy
Hysteresis
Current Consumption on
VDDCORE
Startup Time
Core Power Supply Brownout Detector Characteristics
VDDUTMI Supply Monitor
TH-
TH+
detection propagation
detection propagation
TH-
TH+
Figure 43-1. Core Brownout Output Waveform
(1)
Conditions
Brownout Detector enabled
Brownout Detector disabled
VDDCORE =
From disabled state to enabled state
Conditions
16 selectable steps of 100mV
enabled
disabled
From disabled state to enabled state
BOD OUTPUT
TH-
VDDCORE
V
TH+
Vth+
Vth-
to (
V
TH-
- 100mV)
td-
1.52
1.35
Min
100
100
Min
-1.5
1.9
td+
1.55
1.50
Typ
200
100
Typ
SAM3U Series
25
18
20
18
t
t
Max
1.58
1.59
Max
+1.5
250
200
200
350
200
140
3.4
38
30
28
1
Units
Units
mV
mV
mV
μA
nA
μA
ns
μs
μs
μs
%
V
V
V
1111