AT91SAM9G45-CU-999 Atmel, AT91SAM9G45-CU-999 Datasheet - Page 323
![IC MCU ARM9 APMC 324TFBGA](/photos/12/13/121367/324-tfbga-pkg_sml.jpg)
AT91SAM9G45-CU-999
Manufacturer Part Number
AT91SAM9G45-CU-999
Description
IC MCU ARM9 APMC 324TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM9G45-EKES.pdf
(1218 pages)
Specifications of AT91SAM9G45-CU-999
Core Processor
ARM9
Core Size
16/32-Bit
Speed
400MHz
Connectivity
EBI/EMI, Ethernet, I²C, IrDA, MMC, SPI, SSC, UART/USART, USB
Peripherals
AC'97, DMA, I²S, LCD, POR, PWM, WDT
Number Of I /o
160
Program Memory Size
64KB (64K x 8)
Program Memory Type
ROM
Ram Size
128K x 8
Voltage - Supply (vcc/vdd)
0.9 V ~ 1.1 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
324-TFBGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Supplier Unconfirmed
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
- Current page: 323 of 1218
- Download datasheet (19Mb)
25.11.12 PMC Master Clock Register
Register Name:PMC_MCKR
Address:
Access Type:Read/Write
• CSS: Master/Processor Clock Source Selection
• PRES: Master/Processor Clock Prescaler
6438F–ATARM–21-Jun-10
31
23
15
–
–
–
7
–
0
0
0
0
1
1
1
1
0xFFFFFC30
0
0
1
1
30
22
14
–
–
–
6
–
29
21
13
–
–
–
5
–
CSS
PRES
0
0
1
1
0
0
1
1
PLLADIV2
28
20
12
–
–
4
0
1
0
1
PRES
27
19
11
–
–
–
3
0
1
0
1
0
1
0
1
Clock Source Selection
Slow Clock is selected.
Main Clock is selected.
PLLA Output clock is selected.
UPLL Output clock is selected.
26
18
10
–
–
–
2
Master/Processor Clock Dividers
Input Clock
Selected clock
Selected clock divided by 2
Selected clock divided by 4
Selected clock divided by 8
Selected clock divided by 16
Selected clock divided by 32
Selected clock divided by 64
Reserved
AT91SAM9G45
25
17
–
–
9
1
MDIV
CSS
24
16
–
–
8
0
323
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