ATxmega128D4 Atmel Corporation, ATxmega128D4 Datasheet - Page 83
ATxmega128D4
Manufacturer Part Number
ATxmega128D4
Description
Manufacturer
Atmel Corporation
Specifications of ATxmega128D4
Flash (kbytes)
128 Kbytes
Pin Count
44
Max. Operating Frequency
32 MHz
Cpu
8-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
34
Ext Interrupts
34
Usb Speed
No
Usb Interface
No
Spi
4
Twi (i2c)
2
Uart
2
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
12
Adc Resolution (bits)
12
Adc Speed (ksps)
200
Analog Comparators
2
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
8
Eeprom (bytes)
2048
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
Yes
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.6 to 3.6
Operating Voltage (vcc)
1.6 to 3.6
Fpu
No
Mpu / Mmu
no / no
Timers
4
Output Compare Channels
14
Input Capture Channels
14
Pwm Channels
14
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
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8210B–AVR–04/10
ality and not to ensure safe operation. The Brown-out detection (BOD) must be enabled to
ensure safe operation and detect if V
Only the Power-on reset Flag will be set after Power-on reset. The Brown-out Reset Flag is not
set even though the BOD circuit is used.
Figure 8-2.
Figure 8-3.
For characterization data on the V
device datasheet.
Note that the Power-on detection circuit is not designed to detect drops in the V
Brown-out detection must be enabled to detect falling V
below the V
INTERNAL
TIMEOUT
RESET
V
CC
POT
Power-On Reset (POR)
Increasing V
level.
V
POT
V
POT
V
V
CC
BOT
slope in the Power-on slope range.
V
POSR,MAX
t
TOUT
POT
CC
level for rising and falling V
voltage drops below minimum operating voltage.
V
CC
dV
dt
CC
voltage, even if the V
CC
, and V
t
V
CC
POSR
XMEGA D
slope consult the
CC
CC
level falls
voltage.
83
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