AT90USB162-16MU Atmel, AT90USB162-16MU Datasheet - Page 49

• Manufacturer Part Number: AT90USB162-16MU
• Description: MCU AVR USB 16K FLASH 32-QFN
• Manufacturer: Atmel
• Series: AVR® 90USBr

Specifications of AT90USB162-16MU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, PS/2, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 22
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-TQFN
• Controller Family/series: AVR USB
• No. Of I/o's: 22
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 512Byte
• Cpu Speed: 16MHz
• Rohs Compliant: Yes
• Processor Series: AT90USBx
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: SPI, USART, debugWIRE
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 22
• Number Of Timers: 2
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATSTK525, ATSTK526, ATAVRISP2, ATAVRONEKIT, AT90USBKEY, ATEVK525
• Minimum Operating Temperature: - 40 C
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATSTK526 - KIT STARTER FOR AT90USB82/162ATAVRDRAGON - KIT DRAGON 32KB FLASH MEM AVRATSTK525 - KIT STARTER FOR AT90USBAT90USBKEY2 - KIT DEMO FOR AT90USB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Details

7707A–AVR–01/07
Brown-out Detection. The hysteresis on the detection level should be interpreted as V
V
Table 16. BODLEVEL Fuse Coding
Note:
Table 17. Brown-out Characteristics
When the BOD is enabled, and V
24), the Brown-out Reset is immediately activated. When V
(V
expired.
The BOD circuit will only detect a drop in V
longer than t
Figure 24. Brown-out Reset During Operation
Symbol
V
t
BOT
BOD
BOT+
HYST
+ V
BODLEVEL 2..0 Fuses
in Figure 24), the delay counter starts the MCU after the Time-out period t
1. V
HYST
this is the case, the device is tested down to V
antees that a Brown-Out Reset will occur before V
operation of the microcontroller is no longer guaranteed. The test is performed using
BODLEVEL = 110 for AT90USB82/162 and BODLEVEL = 101 for AT90USB82/162L.
BOD
BOT
/2 and V
Parameter
Brown-out Detector Hysteresis
Min Pulse Width on Brown-out Reset
101
100
010
001
000
111
110
011
INTERNAL
TIME-OUT
may be below nominal minimum operating voltage for some devices. For devices where
given in Table 15.
RESET
RESET
V
CC
BOT-
= V
BOT
- V
CC
HYST
(1)
Min V
decreases to a value below the trigger level (V
V
BOT-
/2.
BOT
CC
if the voltage stays below the trigger level for
Typ V
CC
2.7
2.9
3.0
3.5
3.6
4.0
4.3
BOD Disabled
= V
BOT
Min
BOT
CC
CC
V
t
TOUT
during the production test. This guar-
BOT+
increases above the trigger level
drops to a voltage where correct
Typ
50
Max V
BOT
Max
Units
Units
mV
ns
V
BOT-
TOUT
in Figure
BOT+
has
49
=