SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 1143

• Manufacturer Part Number: SAM3U2C
• Manufacturer: Atmel Corporation

Specifications of SAM3U2C

• Flash (kbytes): 128 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 96 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 28
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 57
• Ext Interrupts: 57
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device
• Spi: 4
• Twi (i2c): 1
• Uart: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• 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

43.9.6
43.9.6.1
Table 43-48. SMC Read Signals - NRD Controlled (READ_MODE = 1)
6430E–ATARM–29-Aug-11
Symbol
SMC
SMC
SMC
SMC
SMC
SMC
SMC
1
2
3
4
5
6
7
SMC Timings
Read Timings
Parameter
Data Setup before NRD High
Data Hold after NRD High
Data Setup before NRD High
Data Hold after NRD High
A2 - A25 Valid before NRD High
NCS low before NRD High
NRD Pulse Width
NBS0/A0, NBS1, NBS2/A1, NBS3,
VDDIO Supply
Figure 43-24. Min and Max Access Time of Output Signals
SMC Timings are given with the following conditions.
VDDIO = 1.62V @ 30 pF
VDDIO = 3V @ 50 pF
Timings are given assuming a capacitance load on data, control and address pads:
In the following tables t
HOLD or NO HOLD SETTINGS (nrd hold ≠ 0, nrd hold = 0)
NO HOLD SETTINGS (nrd hold = 0)
TK (CKI =0)
TK (CKI =1)
HOLD SETTINGS (nrd hold ≠ 0)
nrd pulse - ncs
TF/TD
CPMCK
(nrd setup +
(nrd setup +
nrd pulse)*
nrd pulse *
t
rd setup) *
t
t
CPMCK
CPMCK
CPMCK
1.8V
17.5
17
0
0
is MCK period. Timing extraction
(2)
+ 7
+ 8
- 5
Min
nrd pulse - ncs
(nrd setup +
t
(nrd setup +
nrd pulse)*
CPMCK
nrd pulse *
rd setup) *
t
t
CPMCK
CPMCK
3.3V
SSC
16
15
SSC
0
0
+ 6.5
(3)
0max
+ 7
0min
- 5
1.8V
(2)
Max
SAM3U Series
3.3V
(3)
Units
ns
ns
ns
ns
ns
ns
ns
1143