AT91R40807-33AI Atmel, AT91R40807-33AI Datasheet - Page 11

• Manufacturer Part Number: AT91R40807-33AI
• Description: IC ARM7 MCU 176 TQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91R40807-33AI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 136K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Table 11. EBI Write Signals
Notes:
1367C–01/02
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 wait states inserted.
Parameter
MCKI Rising to NWR Active (No Wait States)
MCKI Rising to NWR Active (Wait States)
MCKI Falling to NWR Inactive (No Wait States)
MCKI Rising to NWR Inactive (Wait States)
MCKI 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)
CH
(1)
or t
CP
..
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
NWR
NWR
NWR
NWR
NWR
NWR
NWR
NWR
DATA
DATA
NUB
NUB
NLB
NLB
ADD
ADD
NCS
NCS
DATA
NWR
DATA
NWR
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
= 0 pF
derating
derating
derating
derating
derating
n x t
n x t
t
t
CH
CH
-0.051
-0.051
0.032
0.032
0.032
0.032
0.031
0.032
0.032
0.031
0.049
CP
0.049
CP
Min
4.3
4.9
5.1
4.6
4.0
3.3
3.2
2.7
3.0
2.1
+ 0.4
0
- 1.1
- 1.9
- 1.2
(2)
(2)
AT91R40807
0.049
0.049
0.051
Max
0.05
0.05
0.05
0.05
0.05
0.05
7.5
8.5
8.8
8.0
9.1
7.2
5.6
7.1
6.8
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
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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