TDK5100GEG Infineon Technologies, TDK5100GEG Datasheet - Page 17

• Manufacturer Part Number: TDK5100GEG
• Manufacturer: Infineon Technologies

Specifications of TDK5100GEG

• Operating Temperature (min): -40C
• Operating Temperature (max): 125C
• Operating Temperature Classification: Automotive
• Product Depth (mm): 4.4mm
• Operating Supply Voltage (min): 2.1V
• Operating Supply Voltage (typ): 2.5/3.3V
• Lead Free Status / Rohs Status: Compliant

Wireless Components
The principle schematic of the power mode control circuitry is shown in
Figure 3-5.
Figure 2-5
Table 3-8 provides a listing of how to get into the different power modes
Other combinations of the control pins PDWN, FSKDTA and ASKDTA are not
recommended.
Table 2-8
ASKDTA
FSKDTA
1) Low:
2) Open:
3) High:
Open
PDWN
High
PDWN
Low
Open
Open
Open
High
1)
3)
2)
Power mode control circuitry
Voltage at pin < 0.7 V (PDWN)
Voltage at pin < 0.5 V (FSKDTA, ASKDTA)
Pin open
Voltage at pin > 1.5 V
Low, Open, High
Low, Open, High
Low, Open, High
Low, Open
FSKDTA
2 - 11
Source
High
High
Bias
Low
On
120 k
120 k
PLL
MHz
868
Open, High
Open, High
Low, Open
ASKDTA
High
Low
Low
Low
PA
OR
On
FSK
IC
Specification, October 2002
Functional Description
POWER DOWN
PLL ENABLE
TRANSMIT
MODE
TDK 5100
FSKOUT
PAOUT
Power_Mode.wmf