AT91M43300-25CI Atmel, AT91M43300-25CI Datasheet - Page 8

• Manufacturer Part Number: AT91M43300-25CI
• Description: IC ARM7 MCU 144 BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M43300-25CI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: WDT
• Number Of I /o: 58
• Program Memory Type: ROMless
• Ram Size: 3K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LFBGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Figure 3. EBI Signals Relative to MCKI
Notes:
8
AT91M63200/M43300
NWR (No Wait States)
1. Early Read Protocol
2. Standard Read Protocol
NWR (Wait States)
D0 - D15 to Write
D0 - D15 read
NUB/NLB/A0
A1 - A23
NWAIT
NRD
NRD
MCKI
NCS
CS
(1)
(2)
EBI
EBI
5
13
EBI
EBI
3
1
/EBI
/EBI
EBI
4
2
6
EBI
No Wait
12
EBI
EBI
EBI
7
14
8
EBI
EBI
9
EBI
EBI
EBI
15
13
10
21
No Wait
EBI
EBI
5
16
EBI
22
EBI
EBI
EBI
19
17
EBI
18
11
Wait
Wait
EBI
22
EBI
20