TDA5212 Datasheet, PDF (38/51 Pages) Infineon Technologies AG – ASK/FSK 915MHz Single Conversion Receiver

TDA 5212
preliminary
Reference
5.1.2 Operating Range
Within the operating range the IC operates as explained in the circuit descrip-
tion. The AC/DC characteristic limits are not guaranteed.
Supply voltage: VCC = 4.5V .. 5.5V
Table 5-2 Operating Range, Ambient temperature T_AMB= -40°C ... + 85°C
# Parameter
Symbol
Limit Values Unit Test Conditions
L Item
min
max
1 Supply Current
I_SF
I_SA
6
mA f_RF = 915MHz, FSK Mode
5.4 mA f_RF = 915MHz, ASK Mode
2 Receiver Input Level
@ source impedance 50W,
ASK
RF_in
-109
-13 dBm BER 2E-3, average power
FSK, frequ. dev. ± 50kHz
-102
-13 dBm level, Manchester encoded
datarate 4kBit, 280kHz IF
Bandwidth
3 LNI Input Frequency
f_RF
910
920 MHz
4 MI/X Input Frequency
f_MI
910
920 MHz
6 UHF Local Oscillator Fre-
f_LO
quency Range
920
930 MHz
7 3dB IF Frequency Range
f_{IF -3dB}
5
23 MHz
8 Powerdown Mode On
PWDN_ON
0
0.8
V
9 Powerdown Mode Off
PWDN_OFF
2
V_S
V
10 Gain Control Voltage,
LNA high gain state
V_THRES
2.8
V_S
V
11 Gain Control Voltage,
LNA low gain state
V_THRES
0
0.7V V
This value is guaranteed by design.
Wireless Components
5-3
Specification, May 2003