SAM9G45 Atmel Corporation, SAM9G45 Datasheet - Page 32
SAM9G45
Manufacturer Part Number
SAM9G45
Description
Manufacturer
Atmel Corporation
Datasheets
1.SAM9261.pdf
(248 pages)
2.SAM9261.pdf
(1274 pages)
3.SAM9261.pdf
(43 pages)
4.SAM9G45.pdf
(10 pages)
5.SAM9G45.pdf
(55 pages)
6.SAM9G45.pdf
(1196 pages)
Specifications of SAM9G45
Flash (kbytes)
0 Kbytes
Pin Count
324
Max. Operating Frequency
400 MHz
Cpu
ARM926
Hardware Qtouch Acquisition
No
Max I/o Pins
160
Ext Interrupts
160
Usb Transceiver
3
Usb Speed
Hi-Speed
Usb Interface
Host, Device
Spi
2
Twi (i2c)
2
Uart
5
Lin
4
Ssc
2
Ethernet
1
Sd / Emmc
2
Graphic Lcd
Yes
Video Decoder
No
Camera Interface
Yes
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
440
Resistive Touch Screen
Yes
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
64
Self Program Memory
NO
External Bus Interface
2
Dram Memory
DDR2/LPDDR, SDRAM/LPSDR
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
0.9 to 1.1
Fpu
No
Mpu / Mmu
No/Yes
Timers
6
Output Compare Channels
6
Input Capture Channels
6
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
No
- SAM9261 PDF datasheet
- SAM9261 PDF datasheet #2
- SAM9261 PDF datasheet #3
- SAM9G45 PDF datasheet #4
- SAM9G45 PDF datasheet #5
- SAM9G45 PDF datasheet #6
- Current page: 32 of 1196
- Download datasheet (20Mb)
9.2
32
Embedded Characteristics
SAM9G45
• RISC Processor Based on ARM v5TEJ Architecture with Jazelle technology for Java
• Two Instruction Sets
• DSP Instruction Extensions
• 5-Stage Pipeline Architecture:
• 32-KByte Data Cache, 32-KByte Instruction Cache
• Write Buffer
• Standard ARM v4 and v5 Memory Management Unit (MMU)
• Bus Interface Unit (BIU)
• TCM Interface
acceleration
– ARM High-performance 32-bit Instruction Set
– Thumb High Code Density 16-bit Instruction Set
– Instruction Fetch (F)
– Instruction Decode (D)
– Execute (E)
– Data Memory (M)
– Register Write (W)
– Virtually-addressed 4-way Associative Cache
– Eight words per line
– Write-through and Write-back Operation
– Pseudo-random or Round-robin Replacement
– Main Write Buffer with 16-word Data Buffer and 4-address Buffer
– DCache Write-back Buffer with 8-word Entries and a Single Address Entry
– Software Control Drain
– Access Permission for Sections
– Access Permission for large pages and small pages can be specified separately for
– 16 embedded domains
– Arbitrates and Schedules AHB Requests
– Separate Masters for both instruction and data access providing complete Matrix
– Separate Address and Data Buses for both the 32-bit instruction interface and the
– On Address and Data Buses, data can be 8-bit (Bytes), 16-bit (Half-words) or 32-bit
each quarter of the page
system flexibility
32-bit data interface
(Words)
6438G–ATARM–19-Apr-11
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