M55800A Atmel Corporation, M55800A Datasheet - Page 8

• Manufacturer Part Number: M55800A
• Manufacturer: Atmel Corporation

Specifications of M55800A

• Flash (kbytes): 0 Kbytes
• Pin Count: 176
• Max. Operating Frequency: 33 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 58
• Ext Interrupts: 58
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 3
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 72
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3/5.0
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

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