TDA5212 Infineon Technologies, TDA5212 Datasheet - Page 48

• Manufacturer Part Number: TDA5212
• Description: IC FSK/ASK RECEIVER P-TSSOP-28
• Manufacturer: Infineon Technologies
• Type: Receiverr

Specifications of TDA5212

• Package / Case: 28-TSSOP
• Frequency: 902MHz ~ 928MHz
• Sensitivity: -109dBm
• Modulation Or Protocol: ASK, FSK
• Applications: RKE, Remote Control Systems
• Current - Receiving: 5.4mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Operating Frequency: 928 MHz
• Operating Supply Voltage: 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): 4.5V
• Operating Supply Voltage (typ): 5V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Memory Size: -
• Data Rate - Maximum: -
• Lead Free Status / Rohs Status: Compliant
• Other names: TDA5212INTR

Wireless Components
Figure 2-1
Figure 3-1
Figure 3-2
Figure 4-1
Figure 4-2
Figure 4-3
Figure 4-4
Figure 4-5
Figure 4-6
Figure 4-7
Figure 4-8
Figure 4-9
Figure 4-10 Principle of the precharge circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11
Figure 4-11 Voltage appearing on C2 during precharging process . . . . . . . . . . . . . . . . . . . . . . . . . 4-12
Figure 4-12 Voltage transient on capacitor C attached to pin 20 . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Figure 5-1
Figure 5-2
Figure 5-3
Figure 5-4
6
List of Figures
PG-TSSOP-28 package outlines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
IC Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Main Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LNA Automatic Gain Control Circuitry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
RSSI Level and Permissive AGC Threshold Levels . . . . . . . . . . . . . . . . . . . . . . . . . . .
Data Filter Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Determination of Series Capacitance Value for the Crystal Oscillator . . . . . . . . . . . . .
Data Slicer Threshold Generation with External R-C Integrator . . . . . . . . . . . . . . . . . .
Data Slicer Threshold Generation Utilising the Peak Detector . . . . . . . . . . . . . . . . . . .
ASK/FSK mode datapath . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Frequency characterstic in case of FSK mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Frequency charcteristic in case of ASK mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Schematic of the Evaluation Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Top Side of the Evaluation Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10
Bottom Side of the Evaluation Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-10
Component Placement on the Evaluation Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11
List of Figures - i
Specification, December 2006
List of Figures
TDA 5212
2-3
3-2
3-9
4-2
4-3
4-4
4-5
4-7
4-7
4-8
4-9
5-9