tda5251f1 Infineon Technologies Corporation, tda5251f1 Datasheet - Page 77

• Manufacturer Part Number: tda5251f1
• Description: Ask/fsk 315mhz Wireless Transceiver
• Manufacturer: Infineon Technologies Corporation

Confidential
Table 4-4
GENERAL Characteristics
Preliminary Specification
10 Input inductance XOUT
11 FSK demodulator gain
12
13
14
15
16
17
18
19
20
#
1
2
3 Power down current with
4 Power down current with
5
6
7
8
9 Input inductance XOUT
Serial resistance of the
timer mode (standby)
timer mode (standby)
Data Filter bandwidth
32kHz oscillator freq.
Power down current
Power down current
Vcc-Vtune RX, Pin3
Vcc-Vtune TX, Pin3
IQ-Filter bandwidth
XTAL startup time
Load capacitance
RSSI@-120dBm
RSSI@-100dBm
RSSI@-70dBm
RSSI@-50dBm
RSSI Gradient
Parameter
XTAL ON
XTAL ON
crystal
AC/DC Characteristics with T
V
V
I
I
I
I
U
U
PWDN_32k
PWDN_32k
Symbol
PWDN_Xtl
PWDN_Xtl
U
U
C
cc-tune,RX
cc-tune,TX
f
f
R
f
G
3dB_LP
-120dBm
-100dBm
3dB_IQ
t
L
L
G
-70dBm
-50dBm
32kHz
C0max
XTAL
Rmax
OSC
OSC
RSSI
FSK
min typ max
115 150 185 kHz
5.3
0.5 0.67 1.6
0.5 0.86 1.6
24
Limit Values Unit
A
= 25 °C, V
77
0.45
750
860
0.5
2.2
2.1
2.4
0.5
0.9
1.2
11
32
11
9
5
7
100
8.7 kHz
40
VCC
mV/
mV/
kHz
kHz
ms
uA
uA
uA
uA
uH
uH
dB
pF
W
V
V
V
V
V
V
= 2.1 ... 5.5 V
IFX Board with Crystal Q1 as
with pad on evaluation board
without pad on evaluation
specified in Section 4.4
3V, 32kHz clock on
5V, 32kHz clock on
Test Conditions
3V, CONFIG9=1
5V, CONFIG9=1
f
f
Ref
Ref
Default setup
Default setup
default setup
default setup
default setup
default setup
default setup
=13.125MHz
=13.125MHz
board
TDA5251 F1
Version 1.0
Reference
2003-02-18
X
X
X
X
X
X
X
X
X
X
X
X
L Item