TDA5211 Datasheet, PDF (36/52 Pages) Infineon Technologies AG – ASK/FSK Single Conversion Receiver

TDA 5211
preliminary
Reference
5.1.2 Operating Range
Within the operational range the IC operates as explained in the circuit descrip-
tion. The AC/DC characteristic limits are not guaranteed. Currents flowing into
the device are denoted as positive currents and v.v.
Supply voltage: VCC = 4.5V .. 5.5V
Table 5-2 Operating Range, Ambient temperature T_AMB= -40°C ... + 105°C
# Parameter
Symbol
Limit Values Unit Test Conditions
L Item
min
max
1 Supply Current
I_SF
3.9
7.5
mA f_RF = 315MHz, FSK Mode
I_SA
3.2
6.8
mA f_RF = 315MHz, ASK Mode
2 Receiver Input Level
ASK
FSK, frequ. dev. ± 50kHz
RF_in
-110
-102
@ source impedance 50Ω,
-13 dBm BER 2E-3, average power ^s
-13 dBm level, Manchester encoded
datarate 4kBit, 280kHz IF
Bandwidth
3 LNI Input Frequency
f_RF
310
350 MHz
4 MI/X Input Frequency
f_MI
310
350 MHz
5 3dB IF Frequency Range
ASK
f_{IF -3dB}
5
23 MHz
s
FSK
10.4
11
6 Powerdown Mode On
PWDN_ON
0
0.8
V
7 Powerdown Mode Off
PWDN_OFF
2
V_S
V
8 Gain Control Voltage,
LNA high gain state
V_THRES
2.8
V_S
V
9 Gain Control Voltage,
LNA low gain state
V_THRES
0
0.7
V
s This value is guaranteed by design.
Wireless Components
5-3
Specification, May 2001