AT91SAM7SE256-CU Atmel, AT91SAM7SE256-CU Datasheet - Page 634

IC ARM7 MCU FLASH 256K 144-LFBGA

AT91SAM7SE256-CU

Manufacturer Part Number
AT91SAM7SE256-CU
Description
IC ARM7 MCU FLASH 256K 144-LFBGA
Manufacturer
Atmel
Series
AT91SAMr
Datasheet

Specifications of AT91SAM7SE256-CU

Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
EBI/EMI, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
88
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
144-LFBGA
Processor Series
AT91SAMx
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
32 KB
Interface Type
EBI, SPI, TWI, USART
Maximum Clock Frequency
48 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
1.8 V to 3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-ARM-2M, KSK-AT91SAM7S-PL, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
AT91SAM-ICE, AT91-ISP, AT91SAM7SE-EK
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit
For Use With
AT91SAM7SE-EK - EVAL BOARD FOR AT91SAM7SEAT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
 Details
Other names
AT91SAM7SE256-CJ
AT91SAM7SE256-CJ

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT91SAM7SE256-CU
Manufacturer:
Atmel
Quantity:
10 000
Part Number:
AT91SAM7SE256-CU
Manufacturer:
ATMEL
Quantity:
18
Part Number:
AT91SAM7SE256-CU-999
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Table 40-27. SAM7SE512/256 SMC Read Signals
Notes:
Table 40-28. SAM7SE32 SMC Read Signals
634
Symbol
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
SMC
Symbol
SMC
SMC
SMC
SMC
35
36
37
38
40
41
42
43
44
45
35
36
37
38
1. Early Read Protocol.
2. Standard Read Protocol.
3. n = Number of standard Wait States inserted.
4. h = Number of Hold Cycles inserted.
5. Not applicable when Address to Chip Select Setup Cycles are inserted.
SAM7SE512/256/32 Preliminary
Parameter
NRD High to NUB Change
NRD High to NLB/A0 Change
NRD High to A1-A22 Change
NRD High to Chip Select Inactive
Data Setup before NRD High
Data Hold after NRD High
Data Setup before NCS High
Data Hold after NCS High
NRD Minimum Pulse Width
NRD Minimum Pulse Width
Parameter
NRD High to NUB Change
NRD High to NLB/A0 Change
NRD High to A1-A22 Change
NRD High to Chip Select
Inactive
(1) (5)
(2) (5)
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
Conditions
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
3.3V domain
1.8V domain
Conditions
(h
(h
(2
(2
(h
(h
(h
(h
(h
(h
(n +1)
(n +1)
x
x
(h
x
x
(h
(h
x
x
x
x
x
x
(h
(h
(h
(h
(h
t
t
n +1)
n +1)
CPMCK
CPMCK
t
t
t
t
t
t
x
x
x
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
x
x
x
x
x
t
t
t
Min
CPMCK
CPMCK
CPMCK
t
x
t
t
t
t
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
x
t
22.2
23.2
CPMCK
x
x
Min
t
) - 1.5
) - 2.5
1
1
35
37
CPMCK
0.5
0.5
) - 2
) - 2
) - 2
) - 3
) - 3
) - 3
0
0
0
0
(3)
(3)
) - 3.5
) - 1.5
) - 1.5
) - 3
) - 2
) - 2
) - 2
) - 2
x
x
(4)
(4)
(4)
(4)
(4)
(4)
- 1.5
(4)
(4)
t
t
- 1
CPMCK
CPMCK
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(3)
(3)
-
-
(h
(h
(h
(h
(h
(h
(h
(h
(h
(h
(h
(h
(h
(h
(h
(h
x
x
x
x
x
x
x
x
x
x
t
t
t
x
x
x
x
CPMCK
CPMCK
CPMCK
x
x
t
t
t
t
t
t
t
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
CPMCK
t
t
t
t
t
t
CPMCK
CPMCK
CPMCK
CPMCK
Max
CPMCK
CPMCK
Max
)+ 1.5
)+ 1.5
)+ 6.5
)+ 7
)+ 3
)+ 8
)+ 2
)+ 2
)+ 1.5
)+ 3.5
)+ 1
)+ 1
)+ 1
)+ 2
)+ 1
)+ 2
6222F–ATARM–14-Jan-11
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
Units
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns

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