ATMEGA1284PR231-AU Atmel, ATMEGA1284PR231-AU Datasheet - Page 50

BUNDLE ATMEGA1284P/RF231 TQFP

ATMEGA1284PR231-AU

Manufacturer Part Number
ATMEGA1284PR231-AU
Description
BUNDLE ATMEGA1284P/RF231 TQFP
Manufacturer
Atmel
Datasheet

Specifications of ATMEGA1284PR231-AU

Frequency
2.4GHz
Modulation Or Protocol
802.15.4 Zigbee, 6LoWPAN, RF4CE, SP100, WirelessHART™, ISM
Data Interface
PCB, Surface Mount
Memory Size
128kB Flash, 4kB EEPROM, 16kB RAM
Antenna Connector
PCB, Surface Mount
Package / Case
44-TQFP, 44-VQFP
Processor Series
ATMEGA128x
Core
AVR8
Data Bus Width
8 bit
Program Memory Type
Flash
Program Memory Size
128 KB
Data Ram Size
16 KB
Development Tools By Supplier
ATAVRRZ541, ATAVRRAVEN, ATAVRRZUSBSTICK, ATAVRISP2, ATAVRRZ201
For Use With
ATSTK600 - DEV KIT FOR AVR/AVR32
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Supply
-
Power - Output
-
Operating Temperature
-
Applications
-
Sensitivity
-
Data Rate - Maximum
-
Current - Transmitting
-
Current - Receiving
-
Lead Free Status / Rohs Status
 Details
9.1.3
8059D–AVR–11/09
External Reset
Figure 9-2.
Figure 9-3.
An External Reset is generated by a low level on the RESET pin. Reset pulses longer than the
minimum pulse width (see
reset, even if the clock is not running. Shorter pulses are not guaranteed to generate a reset.
When the applied signal reaches the Reset Threshold Voltage – V
delay counter starts the MCU after the Time-out period – t
Figure 9-4.
INTERNAL
INTERNAL
TIME-OUT
TIME-OUT
RESET
RESET
RESET
RESET
V
V
CC
CC
CC
MCU Start-up, RESET Tied to V
MCU Start-up, RESET Extended Externally
External Reset During Operation
V
V
”System and Reset Characteristics” on page
V
POT
POT
RST
t
TOUT
CC
V
RST
t
TOUT
TOUT
– has expired.
RST
ATmega1284P
– on its positive edge, the
327) will generate a
50

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