SAM7SE512 Atmel Corporation, SAM7SE512 Datasheet - Page 628
SAM7SE512
Manufacturer Part Number
SAM7SE512
Description
Manufacturer
Atmel Corporation
Specifications of SAM7SE512
Flash (kbytes)
512 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
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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
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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