TDA5250D2 Datasheet, PDF (90/97 Pages) Infineon Technologies AG – ASK/FSK 868MHz Wireless Transceiver

confidential
TDA 5250 D2
preliminary
TDA 5250 D2 Reference
Table 5-4 AC/DC Characteristics with T_A = 25 °C, V_VCC = 2.1 ... 5.5 V
# Parameter
Symbol
Limit Values
Unit
min typ max
GENERAL Characteristics
Test Conditions
L Item
1 Power down current
I_{PWDN_32k}
9
timer mode (standby)
2 Power down current
I_{PWDN_32k}
11
timer mode (standby)
3 Power down current
I_{PWDN_Xtl}
750
with XTAL ON
4 Power down current
I_{PWDN_Xtl}
860
with XTAL ON
uA
3V, 32kHz clock on
uA
5V, 32kHz clock on
uA
3V, CONFIG9=1
uA
5V, CONFIG9=1
5 32kHz oscillator freq.
f_32kHz
24
32
40 kHz
6 XTAL startup time
t_XTAL
7 Load capacitance
8 Serial resistance of the
crystal
9 Input inductance XOUT
C_C0max
R_Rmax
L_OSC
0.5
ms IFX Board with Crystal I
Q1 as specified in
Section 5.4
5
pF
I
100 Ω
I
2.7
uH
I
10 FSK demodulator gain
G_FSK
2.4
mV/
kHz
11 RSSI@-120dBm
12 RSSI@-100dBm
13 RSSI@-70dBm
14 RSSI@-50dBm
15 RSSI Gradient
U_-120dBm
U_-100dBm
U_-70dBm
U_-50dBm
G_RSSI
0.35
0.55
1
1.2
14
V
default setup
I
V
default setup
I
V
default setup
I
V
default setup
I
mV/
default setup
I
dB
16 IQ-Filter bandwidth
17 Data Filter bandwidth
f_{3dB_IQ}
f_{3dB_LP}
115 150 185 kHz
5.3
7
8.7 kHz
Default setup
I
Default setup
I
18 Vcc-Vtune RX, Pin3
19 Vcc-Vtune TX, Pin3
V_cc-tune,RX 0.5
1
1.6 V
V_cc-tune,TX 0.5
1.1
1.6
V
f_Ref=18.08956MHz
f_Ref=18.08956MHz
Wireless Components
5-5
Specification, July 2002