ATMEGA128RFA1-ZU Atmel, ATMEGA128RFA1-ZU Datasheet - Page 117

• Manufacturer Part Number: ATMEGA128RFA1-ZU
• Description: IC AVR MCU 2.4GHZ XCEIVER 64QFN
• Manufacturer: Atmel
• Series: ATMEGAr

Specifications of ATMEGA128RFA1-ZU

• Frequency: 2.4GHz
• Data Rate - Maximum: 2Mbps
• Modulation Or Protocol: 802.15.4 Zigbee
• Applications: General Purpose
• Power - Output: 3.5dBm
• Sensitivity: -100dBm
• Voltage - Supply: 1.8 V ~ 3.6 V
• Current - Receiving: 12.5mA
• Current - Transmitting: 14.5mA
• Data Interface: PCB, Surface Mount
• Memory Size: 128kB Flash, 4kB EEPROM, 16kB RAM
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-VFQFN, Exposed Pad
• Rf Ic Case Style: QFN
• No. Of Pins: 64
• Supply Voltage Range: 1.8V To 3.6V
• Operating Temperature Range: -40°C To +85°C
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Processor Series: ATMEGA128x
• Core: AVR8
• Data Bus Width: 8 bit
• Program Memory Type: Flash
• Program Memory Size: 128 KB
• Data Ram Size: 16 KB
• Interface Type: JTAG
• Maximum Clock Frequency: 16 MHz
• Number Of Programmable I/os: 38
• Number Of Timers: 6
• Operating Supply Voltage: 1.8 V to 3.6 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVR128RFA1-EK1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

9.12.22 XOSC_CTRL – Crystal Oscillator Control Register
8266A-MCU Wireless-12/09
Table 9-56 BATMON_HR Register Bits
• Bit 3:0 – BATMON_VTH3:0 - Battery Monitor Threshold Voltage
The threshold values for the battery monitor are set by these register bits according to
the following table.
Table 9-57 BATMON_VTH Register Bits
Bit
NA ($152)
Read/Write
Initial Value
Register Bits
BATMON_HR
Register Bits
BATMON_VTH3:0
XTAL_MODE3
RW
7
1
XTAL_MODE2
RW
6
1
Value
Value
0xA
0xB
0xC
0xD
0xE
0xF
0x0
0x1
0x2
0x3
0x4
0x5
0x6
0x7
0x8
0x9
0
1
XTAL_MODE1
Description
Enables the low range, see BATMON_VTH
Enables the high range, see BATMON_VTH
Description
2.550V (BATMON_HR=1) 1.70V
(BATMON_HR=0)
2.625V (BATMON_HR=1) 1.75V
(BATMON_HR=0)
2.700V (BATMON_HR=1) 1.80V
(BATMON_HR=0)
2.775V (BATMON_HR=1) 1.85V
(BATMON_HR=0)
2.850V (BATMON_HR=1) 1.90V
(BATMON_HR=0)
2.925V (BATMON_HR=1) 1.95V
(BATMON_HR=0)
3.000V (BATMON_HR=1) 2.00V
(BATMON_HR=0)
3.075V (BATMON_HR=1) 2.05V
(BATMON_HR=0)
3.150V (BATMON_HR=1) 2.10V
(BATMON_HR=0)
3.225V (BATMON_HR=1) 2.15V
(BATMON_HR=0)
3.300V (BATMON_HR=1) 2.20V
(BATMON_HR=0)
3.375V (BATMON_HR=1) 2.25V
(BATMON_HR=0)
3.450V (BATMON_HR=1) 2.30V
(BATMON_HR=0)
3.525V (BATMON_HR=1) 2.35V
(BATMON_HR=0)
3.600V (BATMON_HR=1) 2.40V
(BATMON_HR=0)
3.675V (BATMON_HR=1) 2.45V
(BATMON_HR=0)
RW
5
1
ATmega128RFA1
XTAL_MODE0
RW
4
1
XOSC_CTRL
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