TDA7110 Datasheet, PDF (37/39 Pages) Infineon Technologies AG – ASK/FSK Transmitter 868/433 MHz

TDA7110
Reference
4.3.2 AC/DC Characteristics at 2.1 V ... 4.0 V, -40°C ... +85°C
Table 4-4 Supply Voltage V_S = 2.1 V ... 4.0 V, Ambient temperature T_amb = -40°C ... +85°C
Parameter
Symbol
Limit Values
Unit
Test Conditions
Min
Typ
Max
Current consumption
Power-Down mode
I_{S PDWN}
4
µA
V (Pins 1, 6 and 7)
< 0.2 V
PLL-Enable mode
I_{S PLL_EN}
2.8
4
5.5
mA
Transmit mode
Load tank see
Figure 3-1 and 3-2
I_{S TRANSM}
I_{S TRANSM}
I_{S TRANSM}
10.8
14.5
mA
V_S = 2.1 V
13.8
17
mA
V_S = 3.0 V
15.7
19
mA
V_S = 4.0 V
Power Down Mode Control (Pin 1)
Stand-by mode
V _PDWN
0
0.5
V
V_ASKDTA < 0.2 V
V_FSKDTA < 0.2 V
PLL enable mode
V _PDWN
1.5
V_S
V
V_ASKDTA < 0.5 V
Transmit mode
V _PDWN
1.5
V_S
V
V_ASKDTA > 1.5 V
Input bias current PDWN
I_PDWN
38
µA
V_PDWN = V_S
Low Power Detect Output (Pin 2)
Internal pull up current
I _LPD1
30
µA
V_S = 2.3 V ... V_S
Input current low voltage
I _LPD2
0.5
mA
V_S = 1.9 V ... 2.1 V
Loop Filter (Pin 4)
VCO tuning voltage
V_LF
V_S - 1.8
V_S - 0.5 V
f_VCO = 867.84 MHz
Output frequency range ¹⁾
f_{OUT, 868}
864
868 MHz-band
869
874
MHz V_FSEL = V_S
f_{OUT =} f_VCO
Output frequency range
433 MHz-band
f_{OUT, 433}
432
434.5
437
MHz V_FSEL = 0 V
f_{OUT =} f_VCO / 2
ASK Modulation Data Input (Pin 6)
ASK Transmit disabled
V_ASKDTA
0
0.5
V
ASK Transmit enabled
V_ASKDTA
1.5
V_S
V
Input bias current ASKDTA I_ASKDTA
33
µA
V_ASKDTA = V_S
Input bias current ASKDTA I_ASKDTA
-20
µA
V_ASKDTA = 0 V
ASK data rate
f_ASKDTA
20
kHz
Wireless Components
4-6
Data Sheet, December 2008