M55800A Atmel Corporation, M55800A Datasheet - Page 18

• 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 26. EBI Write Signals
Notes:
18
Symbol
EBI
EBI
EBI
EBI
EBI
EBI
EBI
EBI
EBI
EBI
EBI
EBI
EBI
EBI
7
8
9
10
11
12
13
14
15
16
17
18
19
20
1. The derating factor is not to be applied to t
2. n = number of standard wait states inserted.
AT91M55800A
Parameter
MCK Rising to NWR Active
(No Wait States)
MCK Rising to NWR Active
(Wait States)
MCK Falling to NWR Inactive
(No Wait States)
MCK Rising to NWR Inactive
(Wait States)
MCK Rising to D0 - D15 Out Valid
NWR High to NUB Change
NWR High to NLB/A0 Change
NWR High to A1 - A23 Change
NWR High to Chip Select Inactive
Data Out Valid before NWR High
(No Wait States)
Data Out Valid before NWR High
(Wait States)
Data Out Valid after NWR High
NWR Minimum Pulse Width
(No Wait States)
NWR Minimum Pulse Width
(Wait States)
(1)
(1)
(1)
(1)
.
CHMCK
Conditions
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C
C = 0 pF
C
C
C = 0 pF
C
C
C
C
C
C
NWR
NWR
NWR
NWR
NWR
NWR
NWR
NWR
DATA
DATA
NUB
NUB
NLB
NLB
ADD
ADD
NCS
NCS
DATA
NWR
DATA
NWR
NWR
NWR
NWR
NWR
= 0 pF
derating
= 0 pF
= 0 pF
= derating
derating
= 0 pF
derating
or t
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
derating
derating
derating
derating
derating
derating
= 0 pF
= 0 pF
CPMCK
.
n
n
x
x
t
t
CHMCK
t
CHMCK
t
CPMCK
CPMCK
- 0.086
-0.086
-0.009
-0.009
0.059
0.059
0.053
0.053
0.053
0.059
0.059
0.053
0.083
0.083
Min
8.2
8.6
8.9
8.3
4.8
4.6
4.4
4.4
4.4
9
0
+ 0.3
- 1.9
- 1.5
- 0.2
(2)
(2)
0.092
0.092
0.083
0.083
0.086
0.092
0.092
0.092
0.083
Max
14.1
13.5
13.9
15.4
9.6
7.4
8.1
8.6
13
1727E–ATARM–01/04
Units
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns/pF
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns