AT90USB1287-MU Atmel, AT90USB1287-MU Datasheet - Page 314
AT90USB1287-MU
Manufacturer Part Number
AT90USB1287-MU
Description
IC AVR MCU 128K 64QFN
Manufacturer
Atmel
Series
AVR® 90USBr
Datasheet
1.AT90USB646-MU.pdf
(461 pages)
Specifications of AT90USB1287-MU
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
EBI/EMI, I²C, SPI, UART/USART, USB, USB OTG
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
48
Program Memory Size
128KB (128K x 8)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
Data Bus Width
8 bit
Data Ram Size
8 KB
Interface Type
2-Wire, SPI, USART
Maximum Clock Frequency
20 MHz
Number Of Programmable I/os
48
Number Of Timers
4
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit, 8 Channel
Package
64QFN EP
Device Core
AVR
Family Name
AT90
Maximum Speed
20 MHz
Operating Supply Voltage
3.3|5 V
For Use With
ATSTK600-TQFP64 - STK600 SOCKET/ADAPTER 64-TQFP770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAGATSTK525 - KIT STARTER FOR AT90USBAT90USBKEY2 - KIT DEMO FOR AT90USB
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
AT90USB1287-16MU
AT90USB1287-16MU
AT90USB1287-16MU
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT90USB1287-MU
Manufacturer:
KEMET
Quantity:
30 000
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Figure 25-1. Analog to Digital Converter Block Schematic
25.2
314
Operation
AT90USB64/128
AREF
ADC7
ADC6
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
AVCC
GND
REFERENCE
REFERENCE
INTERNAL
8-BIT DATA BUS
BANDGAP
The ADC converts an analog input voltage to a 10-bit digital value through successive approxi-
mation. The minimum value represents GND and the maximum value represents the voltage on
INPUT
INPUT
POS.
NEG.
MUX
MUX
ADC MULTIPLEXER
SELECT (ADMUX)
MUX DECODER
+
-
SINGLE ENDED / DIFFERENTIAL SELECTION
DIFFERENTIAL
AMPLIFIER
10-BIT DAC
ADC CTRL. & STATUS
REGISTER (ADCSRA)
ADC CONVERSION
COMPLETE IRQ
PRESCALER
CONVERSION LOGIC
ADTS[2:0]
INTERRUPT
TRIGGER
SELECT
FLAGS
SAMPLE & HOLD
COMPARATOR
15
+
-
ADC DATA REGISTER
(ADCH/ADCL)
ADC MULTIPLEXER
OUTPUT
7593K–AVR–11/09
ADHSM
0
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