tda5255e1 Infineon Technologies Corporation, tda5255e1 Datasheet - Page 80

• Manufacturer Part Number: tda5255e1
• Description: Ask/fsk 434mhz 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
Vcc-tune,RX 0.5
IPWDN_32k
IPWDN_32k
Vcc-tune,TX 0.5
IPWDN_Xtl
IPWDN_Xtl
U-120dBm
U-100dBm
U-70dBm
U-50dBm
CC0max
f3dB_LP
f3dB_IQ
Symbol
RRmax
f32kHz
GRSSI
tXTAL
LOSC
LOSC
GFSK
min typ max
115 150 185 kHz
5.3
24
Limit Values Unit
A
= 25 °C, V
80
2.45
0.35
0.55
750
860
0.5
2.7
2.4
1.2
1.1
11
32
14
9
5
1
7
1
100
8.7 kHz
1.6
1.6
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
f
f
Ref
Ref
Test Conditions
3V, CONFIG9=1
5V, CONFIG9=1
Default setup
Default setup
default setup
default setup
default setup
default setup
default setup
=18.08956MHz
=18.08956MHz
board
TDA5255 E1
Version 1.1
Reference
2002-11-28
X
X
X
X
X
X
X
X
X
X
X
X
L Item