TDA5251 Infineon Technologies, TDA5251 Datasheet - Page 2

• Manufacturer Part Number: TDA5251
• Description: TXRX FSK/ASK SGL LP TSSOP-38
• Manufacturer: Infineon Technologies
• Type: Transceiverr

Specifications of TDA5251

• Package / Case: 38-TSSOP
• Frequency: 315MHz
• Data Rate - Maximum: 64kbps
• Modulation Or Protocol: ASK, FSK
• Applications: RKE, Remote Control Systems
• Power - Output: 13dBm
• Sensitivity: -109dBm
• Voltage - Supply: 2.1 V ~ 5.5 V
• Current - Receiving: 9.3mA
• Current - Transmitting: 14mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Operating Temperature: -40°C ~ 85°C
• Operating Frequency: 0.35 MHz
• Operating Supply Voltage: 2.5 V, 3.3 V, 5 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 4.4mm
• Product Length (mm): 9.7mm
• Operating Supply Voltage (min): 2.1V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Memory Size: -
• Lead Free Status / Rohs Status: Compliant
• Other names: SP000014554; TDA5251; TDA5251INTR; TDA5251XT

Block Diagram TDA5250
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http://www.infineon.com
Published by
Infineon Technologies AG
81726 Munich, Germany
© Infineon Technologies AG 2006.
All Rights Reserved.
Published by Infineon Technologies AG
Type
Frequency Range
Supply Voltage
Rx
Supply Current typ. @ 3 V
Sensitivity @ 4 kbit/s Manchester
Tx
Supply Current typ. @ 3 V
RF Transmit Power typ.
Package
Temperature Range
ANT
ANT
LNI 6
LNI
PA
7
10
9
GNDPA
High/Low
V
Gain
LNA
PA
11
CC1
(LNAPA)
f
f
Tx
Rx
= 868.3 MHz
= 1157.73 MHz
f
IF
Mixer
V
= 289.433 MHz
1
CC
(Analog)
Filter
V
90˚
÷ 4
÷ 2
15
LP
0˚
DD
(Digital)
Mixer
Mixer
VCO
f
Channel
Channel
= 289.433 MHz
Filter
Filter
TDA5250
868 – 870 MHz
2.1 – 5.5 V
8.6 mA (ASK)
9.0 mA (FSK)
-109 dBm (ASK/FSK) -109 dBm (ASK/FSK) -109 dBm (ASK/FSK) -109 dBm (ASK/FSK)
11.9 mA
9 dBm
PG-TSSOP-38
-40°C … +85°C
Q
I
Legal Disclaimer
The information given in this Product Brief shall in no event be
regarded as a guarantee of conditions or characteristics
(“Beschaffenheitsgarantie”). With respect to any examples or hints
given herein, any typical values stated herein and/or any informa-
tion regarding the application of the device, Infineon Technologies
hereby disclaims any and all warranties and liabilities of any kind,
including without limitation warranties of non-infringement of
intellectual property rights of any third party.
Information
For further information on technology, delivery terms and
conditions and prices please contact your nearest
Infineon Technologies Office (www.infineon.com).
÷ 12/16
Tx/Rx
Loop
Filter
LF
3
38 37 36 35 34 33 32 31
Phase Det.
Limiter
Limiter
Charge P.
ASK Data
TDA5251
312 – 325 MHz
2.1 – 5.5 V
8.8 mA (ASK)
9.3 mA (FSK)
14.1 mA
9 dBm
PG-TSSOP-38
-40°C … +85°C
Tx/Rx
RSSI
f
Q
= 18.0896 MHz
19
XOUT
ASK/FSK
Correlator
QUADRI
Crystal Osc, FSKMod, Finetuning
21
XIN
FSK
ASK
20
XSWF
TDA5252
910 – 920 MHz
2.1 – 5.5 V
8.6 mA (ASK)
9.0 mA (FSK)
12.5 mA
9 dBm
PG-TSSOP-38
-40°C … +85°C
+ Peak Det
– Peak Det
Data Filter
SAR-ADC
100 k
6-bit
Product Brief
Warnings
Due to technical requirements components may contain
dangerous substances. For information on the types in question
please contact your nearest Infineon Technologies Office.
Infineon Technologies Components may only be used in life-
support devices or systems with the express written approval
of Infineon Technologies, if a failure of such components can
reasonably be expected to cause the failure of that life-support
device or system, or to affect the safety or effectiveness of that
device or system.
Life support devices or systems are intended to be implanted in
the human body, or to support and/or maintain and sustain
and/or protect human life. If they fail, it is reasonable to assume
that the health of the user or other persons may be endangered.
Ordering No. B138-H8371-G2-X-7600
Printed in Germany
PS 0107
Ω
22
XSWA
14
nb
23
XGND
+
-
ASK/FSK
Reference
Slicer
Bandgap
GND1
100 k
100 k
8
CLK
FSK Data
(LNA/PA)
Ω
Ω
16
TDA5255
433 – 435 MHz
2.1 – 5.5 V
8.6 mA (ASK)
9.0 mA (FSK)
13.3 mA
9 dBm
PG-TSSOP-38
-40°C … +85°C
Controller
Interface
GND
Wakeup
30
Logic
17
(Analog)
24
V
18
2
SS
(Digital)
28
26
27
25
29
13
12
5
4
V
CC
Data
(Rx/Tx)
CLKDIV
PWD/DD
Rx/Tx
ASK/FSK
Reset
RSSI
PDP
PDN