AT91SAM7X256B-CU Atmel, AT91SAM7X256B-CU Datasheet - Page 616
![IC MCU 256KB FLASH 100TFBGA](/photos/6/89/68968/313-100-cbga_sml.jpg)
AT91SAM7X256B-CU
Manufacturer Part Number
AT91SAM7X256B-CU
Description
IC MCU 256KB FLASH 100TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Specifications of AT91SAM7X256B-CU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
62
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K 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
100-TFBGA
Processor Series
91S
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
64 KB
Interface Type
CAN, Ethernet, SPI, I2S, TWI, USART, USB
Maximum Clock Frequency
55 MHz
Number Of Programmable I/os
62
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
Package
100TFBGA
Device Core
ARM7TDMI
Family Name
91S
Maximum Speed
55 MHz
On-chip Adc
8-chx10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
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38.2
The following characteristics are applicable to the operating temperature range: T
specified.
Table 38-2.
Note that even during startup, V
616
Symbol
V
V
V
V
V
V
V
V
I
I
I
C
I
I
T
LEAK
PULLUP
PULLDOWN
SC
O
SLOPE
VDDCORE
VDDPLL
VDDIO
VDDFLASH
IL
IH
OL
OH
IN
DC Characteristics
AT91SAM7X512/256/128 Preliminary
Parameter
DC Supply Core
DC Supply PLL
DC Supply I/Os
DC Supply Flash
Input Low-level Voltage
Input High-level Voltage
Output Low-level Voltage
Output High-level Voltage
Input Leakage Current
Input Pull-up Current
Input Pull-down Current,
(TST, ERASE, JTAGSEL)
Input Capacitance
Static Current
(AT91SAM7X512/256/128)
Output Current
Supply Core Slope
DC Characteristics
VDDFLASH
Conditions
V
V
I
I
I
I
I
I
I
I
PA0-PA3, Pull-up resistors disabled
(Typ: T
Other PIOs and NRST, Pull-up resistors disabled
(Typ: T
PB27-PB30, V
PAx connected to ground
Other PIOs and NRST, V
PAx connected to ground
V
Pins connected to V
100 LQFP Package
On V
MCK = 500Hz
All inputs driven at 1
(including TMS, TDI, TCK, NRST)
Flash in standby mode
All peripherals off
PA0-PA3, V
PB27-PB30 and NRST, V
Other PIOs, V
O
O
O
O
O
O
O
O
VDDIO
VDDIO
VDDIO
= 8 mA, V
= 0.3 mA, (CMOS) V
= 1.5 mA, V
= 0.3 mA, (CMOS) V
= 8 mA, V
= 0.3 mA, (CMOS) V
= 1.5 mA, V
= 0.3 mA, V
must always be superior or equal to V
VDDCORE
A
A
from 3.0V to 3.6V
from 3.0V to 3.6V
from 3.0V to 3.6V,
= 25°C, Max: T
= 25°C, Max: T
VDDIO
VDDIO
VDDIO
= 1.85V,
VDDIO
VDDIO
VDDIO
VDDIO
VDDIO
from 3.0V to 3.6V
from 3.0V to 3.6V
from 3.0V to 3.6V
from 3.0V to 3.6V
from 1.65V to 1.95V
from 1.65V to 1.95V
(CMOS) from 1.65V to 1.95V
from 3.0V to 3.6V,
VDDIO
VDDIO
VDDIO
VDDIO
A
A
= 85°C)
= 85°C)
VDDIO
VDDIO
from 3.0V to 3.6V
from 1.65V to 1.95V
from 3.0V to 3.6V
from 3.0V to 3.6V,
from 3.0V to 3.6V
T
T
A
A
= 25°C
= 85°C
VDDCORE
A
V
V
V
V
= -40°C to 85°C, unless otherwise
.
DDIO
DDIO
DDIO
DDIO
1.65
1.65
Min
-0.3
143
135
3.0
3.0
2.0
10
6
- 0.1
- 0.1
- 0.4
- 0.2
20.6
Typ
321
295
100
40
20
12
6120H–ATARM–17-Feb-09
Max
1.95
1.95
13.9
400
200
600
550
400
0.4
0.1
0.2
3.6
3.6
0.8
5.5
0.1
60
60
16
2
8
Units
V/ms
mA
mA
mA
nA
nA
µA
µA
µA
pF
µA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
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