AT91M42800-33CI Atmel, AT91M42800-33CI Datasheet - Page 6

• Manufacturer Part Number: AT91M42800-33CI
• Description: IC ARM7 MCU 144 BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M42800-33CI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: WDT
• Number Of I /o: 54
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LFBGA
• For Use With: AT91EB42 - KIT EVAL FOR ARM AT91M42800A
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -
• Other names: AT91M4280033CI

Table 3. AT91M42800 Pin Description (Continued)
6
Module
JTAG/ICE
Emulation
Power
Name
JTAGSEL
TMS
TDI
TDO
TCK
NTRST
NTRI
VDDIO
VDDCORE
VDDPLL
GND
AT91M42800
Function
JTAG/ ICE selection
Test Mode Select
Test Data In
Test Data Out
Test Clock
Test Reset Input
Tri-state Mode Enable
I/O Power
Core Power
PLL Power
Ground
Ground
Output
Power
Power
Power
Type
Input
Input
Input
Input
Input
Input
Active
Level
Low
Low
–
–
–
–
–
–
–
–
Comments
High enables IEEE 1149.1
JTAG boundary scan
Low enables ARM Standard
ICE debug
Schmitt trigger
Schmitt trigger, internal pull-up
Schmitt trigger, internal pull-up
Schmitt trigger, internal pull-up
Schmitt trigger, internal pull-up
Sampled during reset
3V or 5V nominal supply
2V or 3V nominal supply
3V nominal supply