AT91SAM7SE256-CU Atmel, AT91SAM7SE256-CU Datasheet - Page 628

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

Available stocks

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
Manufacturer:
Atmel
Quantity:
10 000
40.8
40.8.1
Table 40-20. Master Clock Waveform Parameters
40.8.2
Criteria used to define the maximum frequency of the I/Os:
Table 40-21. I/O Characteristics
Notes:
628
Symbol
1/(t
1/(t
Symbol
FreqMax
PulseminH
PulseminL
FreqMax
PulseminH
PulseminL
FreqMax
PulseminH
PulseminL
• output duty cycle (30%-70%)
• minimum output swing: 100mV to VDDIO - 100mV
• Addition of rising and falling time inferior to 75% of the period
CPMCK
CPMCK
AC Characteristics
1. Pin Group 1 = SDCK
2. Pin Group 2 = PA4 to PA31, PB0 to PB31 and PC0-PC23
I01
I02
I03
)
)
SAM7SE512/256/32 Preliminary
Master Clock Characteristics
I/O Characteristics
I01
I02
I03
I01
I02
I03
Parameter
Pin Group 1
Pin Group 1
Pin Group 1
Pin Group 2
Pin Group 2
Pin Group 2
Pin Group 3
Pin Group 3
Pin Group 3
Parameter
Master Clock Frequency
Master Clock Frequency
For more information on data converter terminology, please refer to the application note:
Converter Terminology, Atmel lit° 6022.
(1)
(1)
(1)
(2)
(2)
(2)
(3)
(3)
(3)
frequency
frequency
frequency
High Level Pulse Width
High Level Pulse Width
Low Level Pulse Width
Low Level Pulse Width
High Level Pulse Width
Low Level Pulse Width
Conditions
V
V
DDCORE
DDCORE
Load: 30 pF
Load: 30 pF
Load: 30 pF
Load: 30 pF
Load: 30 pF
Load: 30 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Load: 40 pF
Conditions
= 1.8V
= 1.65V
(4)
(5)
(4)
(5)
(4)
(5)
(4)
(5)
(4)
(5)
(4)
(5)
(4)
(5)
(4)
(5)
(4)
(5)
16.6
16.6
Min
20
40
20
40
20
31
20
31
31
31
Min
Max
48.2
25
25
16
30
20
Max
55
48
6222F–ATARM–14-Jan-11
Units
MHz
MHz
MHz
MHz
MHz
MHz
Units
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Data

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