AT91M55800A-33CI Atmel, AT91M55800A-33CI Datasheet - Page 8

• Manufacturer Part Number: AT91M55800A-33CI
• Description: IC ARM MCU 33MHZ 176-BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M55800A-33CI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 58
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 176-LFBGA
• For Use With: AT91EB55 - KIT EVAL FOR ARM AT91M55800A
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

Table 3-1.
8
Module
DAC
Clock
APMC
Reset
JTAG/ICE
Power
AT91M55800A Summary
Name
DA0 - DA1
DAVREF
XIN
XOUT
PLLRC
XIN32
XOUT32
MCKO
WAKEUP
SHDN
NRST
NRSTBU
NTRI
JTAGSEL
TMS
TDI
TDO
TCK
NTRST
VDDA
GNDA
VDDBU
GNDBU
VDDCORE
VDDIO
VDDPLL
GND
GNDPLL
Pin Description (Continued)
Function
Analog output channels 0 - 1
Analog reference
Main oscillator input
Main oscillator output
RC filter for PLL
32 kHz oscillator input
32 kHz oscillator output
System clock
Wakeup request
Shutdown request
Hardware reset input
Hardware reset input for battery
part
Tri-state mode select
Selects between ICE and JTAG
mode
Test mode select
Test data input
Test data output
Test clock
Test reset input
Analog power
Analog ground
Power backup
Ground backup
Digital core power
Digital I/O power
Main oscillator and PLL power
Digital ground
PLL ground
Analog gnd
Analog pwr
Analog out
Analog ref
Ground
Ground
Ground
Output
Output
Output
Output
Output
Power
Power
Power
Power
Type
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Input
Active
Level
Low
Low
Low
Low
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
Comments
Tri-state after backup reset
Schmidt trigger
Schmidt trigger
Sampled during reset
Schmidt trigger, internal pull-up
Schmidt trigger, internal pull-up
Schmidt trigger, internal pull-up
Schmidt trigger, internal pull-up
1745FS–ATARM–18-Apr-06