ATxmega64B3 Atmel Corporation, ATxmega64B3 Datasheet - Page 76

• Manufacturer Part Number: ATxmega64B3
• Manufacturer: Atmel Corporation

Specifications of ATxmega64B3

• Flash (kbytes): 64 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 32 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 100
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 2000
• Analog Comparators: 2
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: AES/DES
• Sram (kbytes): 4
• 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: 2
• Output Compare Channels: 6
• Input Capture Channels: 6
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

Table 36-10. Clock and timing. (Continued)
Table 36-11. Accuracy characteristics.
8074A–AVR–10/11
Symbol
Symbol
DNL
DNL
INL
RES
RES
RES
f
ADC
(1)
(1)
(1)
Parameter
Sample rate
Sampling Time
Conversion time (latency)
Start-up time
ADC settling time
Parameter
Resolution
Resolution
Resolution
Integral non-linearity
Differential non-linearity
Differential non-linearity
Offset Error
Current limitation (CURRLIMIT) off
CURRLIMIT = LOW
CURRLIMIT = MEDIUM
CURRLIMIT = HIGH
1/2 Clk
(RES+2)/2+(GAIN !=0)
RES (Resolution) = 8 or 12
ADC clock cycles
After changing reference or input mode
After ADC flush
12-bit resolution
Differential mode
Single ended
unsigned mode
Differential mode
Single ended
unsigned mode
guaranteed monotonic
Differential mode
ADC
cycle
Condition
Condition
16kSPS, VREF = 3V
16kSPS, VREF = 1V
300kSPS, VREF = 3V
300kSPS, VREF = 1V
16kSPS, VREF = 3.0V
16kSPS, VREF = 1.0V
16kSPS, VREF = 3V
16kSPS, VREF = 1V
300kSPS, VREF = 3V
300kSPS, VREF = 1V
16kSPS, VREF = 3.0V
16kSPS, VREF = 1.0V
Temperature drift
Operating voltage drift
Single ended unsigned
Single ended signed
(2)
Differential
Min.
0.25
Min.
6
8
7
8
Typ.
TBD
TBD
TBD
TBD
Typ.
TBD
0.01
0.25
12
12
11
12
7
1
1
2
1
2
1
2
1
2
1
2
1
2
8
XMEGA B3
Max.
Max.
10
24
12
11
12
5
7
1
Clk
Clk
cycles
cycles
Units
Units
ksps
mV/K
mV/V
Bits
mV
µs
lsb
ADC
ADC
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