TDA5102NT Infineon Technologies, TDA5102NT Datasheet - Page 18

• Manufacturer Part Number: TDA5102NT
• Manufacturer: Infineon Technologies

Specifications of TDA5102NT

• Operating Temperature (max): 85C
• Operating Temperature Classification: Commercial
• Product Depth (mm): 4.4mm
• Operating Supply Voltage (min): 2.1V
• Operating Supply Voltage (typ): 2.5/3.3V
• Lead Free Status / Rohs Status: Not Compliant

Wireless Components
The principle schematic of the power mode control circuitry is shown in
Figure 3-5.
Figure 3-5
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 3-8
ASKDTA
FSKDTA
1) Low:
2) Open:
3) High:
PDWN
Open
PDWN
High
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
Source
3 - 11
Bias
High
High
Low
On
120 kΩ
120 kΩ
PLL
MHz
915
Open, High
Open, High
Low, Open
ASKDTA
High
Low
Low
Low
PA
OR
On
FSK
IC
Specification, October 2001
Functional Description
POWER DOWN
PLL ENABLE
TRANSMIT
MODE
TDA 5102
FSKOUT
PAOUT
Power_Mode.wmf