AT91SAM7A3-AU Atmel, AT91SAM7A3-AU Datasheet - Page 553

• Manufacturer Part Number: AT91SAM7A3-AU
• Description: IC ARM7 MCU FLASH 256K 100LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7A3-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 60MHz
• Connectivity: CAN, I²C, MMC, SPI, SSC, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 62
• 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: 100-LQFP
• Controller Family/series: AT91SAM7xx
• No. Of I/o's: 62
• Ram Memory Size: 32KB
• Cpu Speed: 60MHz
• No. Of Timers: 3
• Rohs Compliant: Yes
• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 60 MHz
• Operating Supply Voltage: 3.3 V
• Data Bus Width: 32 Bit
• Number Of Programmable I/os: 62
• Interface Type: CAN/SPI/I2S/TWI/USART/USB
• On-chip Adc: 2(8-chx10-bit)
• Number Of Timers: 3
• Processor Series: AT91SAMx
• Core: ARM7TDMI
• Data Ram Size: 32 KB
• Maximum Clock Frequency: 60 MHz
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
• Development Tools By Supplier: AT91SAM-ICE, AT91-ISP, AT91SAM7A3-EK
• Minimum Operating Temperature: - 40 C
• Cpu Family: 91S
• Device Core Size: 32b
• Frequency (max): 60MHz
• Total Internal Ram Size: 32KB
• # I/os (max): 62
• Number Of Timers - General Purpose: 3
• Operating Supply Voltage (typ): 3.3V
• Operating Supply Voltage (max): 3.6V
• Operating Supply Voltage (min): 3V
• Instruction Set Architecture: RISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 100
• Package Type: LQFP
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7A3-EK - KIT EVAL FOR AT91SAM7A3
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Details

37.4
The following characteristics are applicable to the operating temperature range: T
power supply, unless otherwise specified.
37.4.1
Table 37-7.
37.4.2
Table 37-8.
Notes:
6042E–ATARM–14-Dec-06
Symbol
1/(t
t
I
Symbol
1/(t
C
C
t
I
P
I
C
ST
OSC
ST
DDST
DD ON
ON
L1
L
LEXT
CPRC
CPMAIN
, C
L2
Crystal Oscillator Characteristics
1. C
2. R
3. R
4. R
5. R
)
)
RC Oscillator Characteristics
Main Oscillator Characteristics
S
S
S
S
S
is the shunt capacitance.
= 100-200 Ω; C
= 50-100 Ω; C
= 25-50 Ω; C
= 20-50 Ω; C
RC Oscillator Characteristics
Main Oscillator Characteristics
Parameter
Crystal Oscillator Frequency
Internal Load Capacitance (C
Equivalent Load Capacitance
Duty Cycle
Startup Time
Standby Current Consumption
Drive level
Current dissipation
Maximum external capacitor
on XIN and XOUT
Parameter
RC Oscillator Frequency
Duty Cycle
Startup Time
Current Consumption
SHUNT
SHUNT
SHUNT
SHUNT
= 2.5 - 3.0 pF; C
= 3.2 - 4.0 pF; C
= 2.0 - 2.5 pF; C
= 2.0 - 2.5 pF; C
L1
= C
L2
Conditions
V
V
After Startup Time
M
M
DDBU
DDBU
)
M
M
= 7 -5 fF (typ, worst case).
= 10 - 8 fF (typ, worst case).
= 2 – 1.5 fF (typ, worst case) using 1 K ohm serial resistor on xout.
= 4 - 3 fF (typ, worst case).
= 3V
= 3V
Conditions
Integrated Load Capacitance
((XIN or XOUT))
Integrated Load Capacitance
(XIN and XOUT in series)
V
C
C
C
Standby mode
@3 MHz
@8 MHz
@16 MHz
@20 MHz
@3 MHz
@8 MHz
@16 MHz
@20 MHz
DDPLL
S
S
S
= 3 pF
= 7 pF
= 7 pF
= 1.2 to 2V
(2)
(3)
(1)
(1)
(1)
(4)
(5)
1/(t
1/(t
1/(t
CPMAIN
CPMAIN
CPMAIN
AT91SAM7A3 Preliminary
) = 16 MHz
) = 3 MHz
) = 20 MHz
A
Min
= -40°C to 85°C and worst case of
22
45
Min
34
17
30
3
Typ
32
50
Typ
150
150
300
400
16
40
20
50
Max
2.5
Max
14.5
42
55
75
250
250
450
550
1.4
20
46
23
70
15
30
50
50
10
1
1
Unit
KHz
MHz
Unit
µA
µW
µs
ms
µA
µA
%
pF
pF
pF
%
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