AT91SAM7S256D-AU Atmel, AT91SAM7S256D-AU Datasheet - Page 560

• Manufacturer Part Number: AT91SAM7S256D-AU
• Description: ARM Microcontrollers - MCU 256K Flash SRAM 64K ARM based MCU
• Manufacturer: Atmel
• Series: SAM7S256r

Specifications of AT91SAM7S256D-AU

• Rohs: yes
• Core: ARM
• Processor Series: AT91SAM
• Data Bus Width: 16 bit/32 bit
• Maximum Clock Frequency: 55 MHz
• Program Memory Size: 256 KB
• Data Ram Size: 64 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 3 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: LQFP-64
• Mounting Style: SMD/SMT
• Interface Type: 2-Wire, I2S, SPI, USART
• Length: 7 mm

Table 37-4.
Table 37-5.
Table 37-6.
37.3
Symbol
V
V
I
T
Symbol
T
I
I
Symbol
T
I
I
DD
SB
CC
SB
CC
START
PU
PU
BOT-
HYST
Power Consumption
• Typical power consumption of PLLs, Slow Clock and Main Oscillator.
Parameter
Threshold Level
Hysteresis
Current Consumption
Startup Time
Brownout Detector Characteristics
DC Flash Characteristics SAM7S64/321/32/161/16
DC Flash Characteristics SAM7S512/256/128
Parameter
Power-up delay
Standby current
Active current
Parameter
Power-up delay
Standby current
Active current
Conditions
Falling edge
V
BOD on (GPNVM0 bit active)
BOD off (GPNVM0 bit inactive)
Conditions
@25°C
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
@85°C
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Random Read @ 30MHz
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Write
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Conditions
@25°C
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
@85°C
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Random Read @ 30MHz
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
Write
(one bank for SAM7S512)
onto VDDCORE = 1.8V
onto VDDFLASH = 3.3V
HYST
= V
BOT+
- V
BOT-
Min
Min
SAM7S Series [DATASHEET]
1.65
Min
1.68
Typ
100
50
12
6175M–ATARM–26-Oct-12
Max
Max
400
120
400
3.0
0.4
2.2
3.0
0.8
5.5
45
10
30
45
10
10
4
7
5
Max
1.71
200
65
18
1
Units
Units
mA
mA
mA
mA
Units
µS
µA
µA
µA
µS
µA
µA
µA
mV
µA
µA
µs
V
560