SAM3U2E Atmel Corporation, SAM3U2E Datasheet - Page 1144

• 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 43-49. SMC Read Signals - NCS Controlled (READ_MODE= 0)
43.9.6.2
Table 43-50. SMC Write Signals - NWE Controlled (WRITE_MODE = 1)
1144
Symbol
SMC
SMC
SMC
SMC
SMC
SMC
SMC
Symbol
SMC
SMC
SMC
SMC
HOLD SETTINGS (ncs rd hold ≠ 0)
8
9
10
11
12
13
14
15
16
17
18
SAM3U Series
Parameter
Data Setup before NCS High
Data Hold after NCS High
Data Setup before NCS High
Data Hold after NCS High
A2 - A25 valid before NCS High
NRD low before NCS High
NCS Pulse Width
Write Timings
Parameter
Data Out Valid before NWE High
NWE Pulse Width
NBS0/A0 NBS1, NBS2/A1, NBS3,
A2 - A25 valid before NWE low
NCS low before NWE high
NBS0/A0, NBS1, NBS2/A1, NBS3,
VDDIO supply
HOLD or NO HOLD SETTINGS (ncs rd hold ≠ 0, ncs rd hold = 0)
HOLD or NO HOLD SETTINGS (nwe hold ≠ 0, nwe hold = 0)
NO HOLD SETTINGS (ncs rd hold = 0)
(ncs rd setup +
(ncs rd setup +
length * t
ncs rd pulse)*
ncs rd pulse -
ncs rd setup +
ncs rd pulse
t
(nwe setup -
nwe pulse) *
nrd setup)*
nwe pulse *
nwe pulse *
nwe setup *
CPMCK
t
t
t
t
t
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
1.8V
1.8V
20
18
- 5
0
0
- 3.5
(2)
CPMCK
(2)
- 2
+ 8
+ 2
- 4
- 5
Min
Min
length * t
+ ncs rd pulse
pulse)* t
(ncs rd setup
(ncs rd setup
- nrd setup)*
ncs rd pulse
ncs rd setup +
(nwe setup -
nwe pulse) *
t
nwe setup *
nwe pulse *
nwe pulse *
t
+ ncs rd
CPMCK
CPMCK
t
t
t
3.3V
CPMCK
CPMCK
CPMCK
3.3V
16
15
- 3
- 5
0
0
CPMCK
CPMCK
(3)
- 2
- 3.5
(3)
+ 7
+ 3
- 5
1.8V
1.8V
(2)
(2)
Max
Max
3.3V
3.3V
6430E–ATARM–29-Aug-11
(3)
(3)
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns