M55800A Atmel Corporation, M55800A Datasheet - Page 21

• 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

Figure 7. EBI Signals Relative to MCK
Notes:
1727E–ATARM–01/04
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
MCK
NCS
(1)
(2)
EBI
EBI
EBI
4
21
EBI
3
1
/EBI
EBI
2
5
EBI
EBI
11
EBI
EBI
EBI
EBI
31
6
33
7
22
EBI
EBI
EBI
EBI
8
EBI
EBI
EBI
EBI
25
19
34
24
23
9
16
No Wait
EBI
EBI
4
EBI
EBI
26
EBI
20
17
EBI
EBI
18
EBI
27-30
12-15
EBI
32
10
AT91M55800A
Wait
EBI
18
21