SAM7SE256 Atmel Corporation, SAM7SE256 Datasheet - Page 617

• Manufacturer Part Number: SAM7SE256
• Manufacturer: Atmel Corporation

Specifications of SAM7SE256

• Flash (kbytes): 256 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 48 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 88
• Ext Interrupts: 88
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

Table 40-2.
Table 40-3.
Table 40-4.
6222F–ATARM–14-Jan-11
Symbol
I
I
I
Symbol
V
V
I
T
I
I
Symbol
V
V
V
V
SC
SC
O
VDDIN
O
O
VDDIN
VDDOUT
START
BOT18-
HYST18
BOT33-
HYST33
Parameter
Supply Voltage
Output Voltage
Current consumption
Startup Time
Maximum DC Output Current
Maximum DC Output Current
Parameter
VDDCORE Threshold Level
VDDCORE Hysteresis
VDDFLASH Threshold Level
VDDFLASH Hysteresis
DC Characteristics (Continued)
1.8V Voltage Regulator Characteristics
Brownout Detector Characteristics
Parameter
Static Current
(SAM7SE512/256)
Static Current
(SAM7SE32)
Output Current
Conditions
On V
MCK = 500Hz
All inputs driven at 1
(including TMS, TDI, TCK,
NRST)
Flash in standby mode
All peripherals off
On V
MCK = 500Hz
All inputs driven at 1
(including TMS, TDI, TCK,
NRST)
Flash in standby mode
All peripherals off
PA0-PA3, V
PA0-PA3, V
PA4-PA31, PB0-PB31, PC0-PC23 and
NRST, V
PA4-PA31, PB0-PB31, PC0-PC23 and
NRST, V
Conditions
I
After startup, no load
After startup, Idle mode, no load
C
V
V
Conditions
V
V
O
DDIN
DDIN
load
HYST18
HYST33
= 20 mA
VDDCORE
VDDCORE
= 2.2 µF, after V
= 3.3V
= 3.3V, in Idle Mode
VDDIO
VDDIO
= V
= V
VDDIO
VDDIO
BOT18+
BOT33+
= 1.85V,
= 1.85V,
from 3.0V to 3.6V
from 1.65V to 1.95V
from 3.0V to 3.6V
from 1.65V to 1.95V
- V
- V
DDIN
BOT18-
BOT33-
> 2.7V
T
T
T
T
A
A
A
A
= 25°C
= 85°C
= 25°C
= 85°C
SAM7SE512/256/32
1.81
Min
Min
1.65
2.70
Min
3.0
1.68
2.80
1.85
Typ
Typ
3.3
50
70
90
10
Typ
12
40
10
20
Max
1.71
2.90
120
Max
Max
1.89
300
150
65
150
100
3.6
60
40
16
25
8
8
4
1
Units
Units
Units
mA
mA
mA
mA
mV
mV
mA
mA
µA
µA
µA
µA
µS
V
V
V
V
617