TDA7100 Datasheet, PDF (34/41 Pages) Infineon Technologies AG – 434 MHz ASK/FSK Transmitter in 10-pin Package

TDA7100
Reference
Table 12 Supply Voltage V_S=3V, Ambient temperature T_amb=25°C (cont’d)
Parameter
Symbol
Limit Values
min. typ. max.
FSK Switch Output (Pin 4)
On resistance
R_FSKOUT
250
On capacitance
C_FSKOUT
6
Off resistance
R_FSKOUT 10
Off capacitance
C_FSKOUT
1.5
Crystal Oscillator Input (Pin 5)
Load capacitance
C_COSCmax
5
Serial Resistance of
100
the crystal
Input inductance of the
4.6
COSC pin
ASK Modulation Data Input (Pin 6)
ASK Transmit disabled V_ASKDTA 0
0.5
ASK Transmit enabled V_ASKDTA 1.5
V_S
Input bias current
I_ASKDTA
30
ASKDTA
Input bias current
ASKDTA
I_ASKDTA -20
ASK data rate
f_ASKDTA
20
FSK Modulation Data Input (Pin 7)
FSK Switch on
V_FSKDTA 0
0.5
FSK Switch off
V_FSKDTA 1.5
V_S
Input bias current
I_FSKDTA
30
FSKDTA
Input bias current
FSKDTA
I_FSKDTA -20
FSK data rate
f_FSKDTA
20
Power Amplifier Output (Pin 9)
Output Power²⁾ at 434 P_OUT434
5.2
MHz transformed to
50 Ohm
Unit Test
Conditions
Ω
V_FSKDTA = 0 V
pF V_FSKDTA = 0 V
kΩ V_FSKDTA = V_S
pF V_FSKDTA = V_S
pF
Ω f = 13.56 MHz
µH f = 13.56 MHz
V
V
µA V_ASKDTA = V_S
µA V_ASKDTA = 0 V
kHz
V
V
µA V_FSKDTA = V_S
µA V_FSKDTA = 0 V
kHz
dBm
Data Sheet
34
V 1.0, 2007-05-02