TDA5250D2 Datasheet, PDF (88/97 Pages) Infineon Technologies AG – ASK/FSK 868MHz Wireless Transceiver

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TDA 5250 D2
preliminary
TDA 5250 D2 Reference
5.1.3 AC/DC Characteristics
AC/DC characteristics involve the spread of values guaranteed within the spec-
ified voltage and ambient temperature range. Typical characteristics are the
median of the production.
Table 5-3 AC/DC Characteristics with T_A = 25 °C, V_VCC = 2.1 ... 5.5 V
# Parameter
Symbol
Limit Values
Unit
min
typ
max
Test Conditions
L Item
RECEIVER Characteristics
1 Supply current RX FSK
2 Supply current RX FSK
I_{RX_FSK}
I_{RX_FSK}
9
mA
3V, FSK, Default
9.5
mA
5V, FSK, Default
3 Supply current RX ASK
4 Supply current RX ASK
I_{RX_ASK}
I_{RX_ASK}
8.6
mA
3V, ASK, Default
9.1
mA
5V, ASK, Default
5 Sensitivity FSK
10^-3 BER
6 Sensitivity ASK
10^-3 BER
RF_sens
RF_sens
-109
-109
dBm FSK@50kHz, 4kBit/s I
Manch. Data, Default
7kHz datafilter,
100kHz IQ filter
dBm ASK, 4kBit/s Manch. I
data, Default setup
7kHz datafilter,
50kHz IQ filter
7 Power down current
I_{PWDN_RX}
8 _{System setup time (1}^st
t_SYSSU
4
power on or reset)
9 Clock Out setup time
t_CLKSU
10 Receiver setup time
t_RXSU
1.54
11 Data detection setup
time
12 RSSI stable time
t_DDSU
t_RSSI
1.82
1.82
13 Data Valid time
t_{Data_Valid}
5
8
0.5
2.2
2.6
2.6
3.35
nA 5.5V, all power down
12 ms
ms stable CLKDIV output
signal
2.86 ms
DATA out (valid or
invalid)
3.38 ms
Begin of Data
detection
3.38 ms
RFin -100dBm
see chapter 4.5
ms
4kBit/s Manch.
detected (valid)
14 Input P_1dB, high gain
15 Input P_1dB, low gain
P_1dB
P_{1dB_low}
-48dBm
-32dBm
dBm 3V, Default, high gain I
dBm 3V, Default, low gain I
16 _Selectivity
17 LO leakage
Wireless Components
V_{BL_1MHz}
P_LO
50
-98
5-3
dB f_RF+/-1MHz, Default, I
RF_sens+3dB
dBm
1157.73MHz
I
Specification, July 2002