28987 Dresden Elektronik, 28987 Datasheet - Page 6

• Manufacturer Part Number: 28987
• Description: DERFMEGA128-22C02
• Manufacturer: Dresden Elektronik
• Series: deRFmega128r

Specifications of 28987

• Frequency: 2.4GHz
• Data Rate - Maximum: 2Mbps
• Modulation Or Protocol: 802.15.4
• Applications: General Purpose
• Power - Output: 2.4dBm
• Sensitivity: -101dBm
• Voltage - Supply: 1.8 V ~ 3.6 V
• Current - Receiving: 18mA
• Current - Transmitting: 18mA
• Data Interface: Solder Pads, 2 x 23
• Memory Size: 1Mb
• Antenna Connector: U.FL
• Operating Temperature: -40°C ~ 85°C
• Package / Case: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

User Manual
Version 01.03
2010-09-07
3. Features
The radio modules deRFmega128-22A00 and deRFmega128-22C00 offer the following
features:
Figure 1: block diagram deRFmega128-22A00 / 22C00
The deRFmega128-22A02 and deRFmega128-22C02 offer the same features like the
deRFmega128-22A00 except the chip antenna is replaced by a coaxial receptacle (U.FL) for
connecting an external antenna.
Figure 2: block diagram deRFmega128-22A02 / 22C02
dresden elektronik
ingenieurtechnik gmbh
Enno-Heidebroek-Str. 12
01237 Dresden / Germany
USART/SPI
USART/SPI
Compact size: 30 x 22.7 mm (for 22A00) and 30 x 20.4 mm (for 22C00)
Pluggable: 2 male connectors, 23 pins per row, 1.27mm pitch
RF shielding
Usable signals: power supply, peripheral, programming, debugging, tracing, ADC,
GPIO
Application interfaces: 2 x UART, 1 x TWI
Debug/Programming interfaces: 1 x SPI, 1 x JTAG
Onboard chip-antenna 2.4GHz
Onboard EEPROM for firmware update over-the-air and/or process data storing
(1Mbit, serial, TWI, onboard Pull-ups on SDA an SCL)
Certification: CE, FCC
VCC
1,8..3,6V
JTAG
TWI
VCC
1,8..3,6V
JTAG
TWI
GPIO
GPIO
ATmega128RF
ATmega128RF
Radio modules deRFmega128
128k x 8Bit
128k x 8Bit
EEPROM
EEPROM
Tel.: +49 351 – 31 85 00
Fax: +49 351 – 3 18 50 10
[e-mail]
www.dresden-elektronik.de
ADC
ADC
IRQ
IRQ
Connector
antenna
Coaxial
Chip
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