TDA5251 Infineon Technologies, TDA5251 Datasheet - Page 26

• 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

Bus Data Format 3-wire Bus Mode
Table 2-11
Table 2-12
Register Definition
Sub Addresses Overview
Figure 2-8
Data Sheet
MSB
MSB
S7
S7
S6
S6
00H...08H, 0DH, 0EH,0FH
SUB ADDRESS (WRITE)
SUB ADDRESS (READ)
S5
S5
3-wire Bus Write Mode
3-wire Bus Read Mode
Sub Addresses Overview
RSSI [8 Bit]
CONFIG [16 Bit]
STATUS [8 Bit]
CLK_DIV [8 Bit]
BLOCK_PD [16Bit]
S4
80H, 81H
S4
CONTROL
ADC
S3
S3
S2
S2
S1
S1
ON_TIME [16 Bit]
OFF_TIME [16 Bit]
COUNT_TH1 [16Bit]
COUNT_TH2 [16Bit]
RSSI_TH3 [8 Bit]
INTERFACE
WAKEUP
LSB MSB
LSB MSB
I
2
S0
S0
C - SPI
26
DX
R7
R6
...
DATA IN X...0 (X=7 or 15)
D5
R5
XTAL_TUNE [16Bit]
FSK [16Bit]
XTAL_CONFIG [8 Bit]
DATA OUT FROM
LPF [8 Bit]
SUB ADDRESS
FILTER
XTAL
D4
R4
Functional Description
D3
R3
D2
R2
TDA5251 F1
Version 1.1
register_overview.wmf
2007-02-26
D1
R1
LSB
LSB
D0
R0