SAM3S4B Atmel Corporation, SAM3S4B Datasheet - Page 1077

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SAM3S4B

Manufacturer Part Number
SAM3S4B
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM3S4B

Flash (kbytes)
256 Kbytes
Pin Count
64
Max. Operating Frequency
64 MHz
Cpu
Cortex-M3
# Of Touch Channels
23
Hardware Qtouch Acquisition
No
Max I/o Pins
79
Ext Interrupts
79
Usb Transceiver
1
Quadrature Decoder Channels
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
3
Twi (i2c)
2
Uart
4
Ssc
1
Sd / Emmc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
10
Adc Resolution (bits)
12
Adc Speed (ksps)
1000
Analog Comparators
1
Resistive Touch Screen
No
Dac Channels
2
Dac Resolution (bits)
12
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
48
Self Program Memory
YES
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 41-48. SMC Read Signals - NCS Controlled (READ_MODE= 0)
41.11.6.2
Table 41-49. SMC Write Signals - NWE Controlled (WRITE_MODE = 1)
6500C–ATARM–8-Feb-11
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
Parameter
Data Setup before NCS High
Data Hold after NCS High
Data Setup before NCS High
Data Hold after NCS High
NRD low before NCS High
NCS Pulse Width
Parameter
Data Out Valid before NWE High
NWE Pulse Width
A0 - A22 valid before NWE low
NCS low before NWE high
A0 - A22 valid before NCS High
Write Timings
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)
nwe pulse * t
nwe pulse * t
rd pulse)* t
(ncs rd setup + ncs
setup)* t
ncs rd pulse length
(nwe setup - ncs rd
(ncs rd setup + ncs
nwe setup * t
setup + nwe pulse)
* t
rd pulse - nrd
* t
CPMCK
CPMCK
1.8V
1.8V
+ 13.5
27.5
21.5
6.5
CPMCK
16
0
0
CPMCK
+ 16.5
(2)
(2)
- 6.7
CPMCK
CPMCK
CPMCK
- 1.4
- 2
Min
Min
-
-
(ncs rd setup + ncs
setup)* t
ncs rd pulse length
nwe pulse * t
nwe pulse * t
nwe setup * t
(nwe setup - ncs rd
setup + nwe pulse)
(ncs rd setup +
ncs rd pulse)*
rd pulse - nrd
* t
* t
t
CPMCK
CPMCK
CPMCK
3.3V
3.3V
+ 14.5
- 13.6
18.6
- 3.5
25
CPMCK
0
0
(3)
+ 13.8
- 3.5
(3)
- 2
CPMCK
CPMCK
CPMCK
- 1.4
1.8V
1.8V
(2)
(2)
Max
Max
3.3V
3.3V
(3)
(3)
SAM3S
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1077

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