Data Sheet

RFD77402 DATASHEET v1.8
© 2017 RF Digital Corporation 7.24.2017
www.simblee.com
2
Simblee™ RFD77402
Contents
Features ........................................................................................................................................................................................1
Applications ...................................................................................................................................................................................1
1 General Characteristics .................................................................................................................................................................5
1.1 Technical Specifications ...................................................................................................................................................5
Table 1: Technical Specifications .............................................................................................................................................5
1.2 Electrical Specifications ...................................................................................................................................................5
Table 2: Electrical Characteristics ............................................................................................................................................5
1.3 System Block Diagram and Device Pinout .......................................................................................................................6
Figure 1: RFD77402 Block Diagram and Device Pinout (top view) ..........................................................................................6
Table 3: Device Pinout ..............................................................................................................................................................6
1.4 Electrical Connectivity ......................................................................................................................................................7
Figure 2: Electrical Connectivity Schematic ..............................................................................................................................7
2 Module Interface ............................................................................................................................................................................8
2.1 Electrical Interface ............................................................................................................................................................8
2.1.1 I
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C Single Byte Access.....................................................................................................................................................8
Figure 3: I
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C Basic 8-bit Read and Write Cycles ......................................................................................................................8
2.1.2 I
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C Write Access with Auto Increment and Word Mode Features ....................................................................................9
Figure 4: I
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C Write Direct Access: Auto Increment and Word Mode Options ...........................................................................9
2.1.3 I
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C Read Access with Address Auto Increment and Word Mode Features .....................................................................9
Figure 5: I
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C Burst Read: Address Auto Increment and Word Mode ........................................................................................9
2.1.4 I
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C Write Indirect Addressing with Address Auto Increment and Word Mode ................................................................10
Figure 6: I
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C Indirect Address Burst Write with Address Auto Increment and Word Mode ....................................................10
Figure 7: I
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C Indirect Address Write with Address Auto Increment and Word Mode (1-Byte Access) ...................................10
Figure 8: I
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C Indirect Address Write with Address Auto Increment and Word Mode (2-Byte Access) ...................................11
2.1.5 I
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C Read Indirect Addressing with Address Auto Increment and Word Mode ...............................................................11
Figure 9: I
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C Burst Read Indirect Addressing .........................................................................................................................11
Figure 10: I
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C Indirect Address Read with Address Auto Increment and Word Mode (1-Byte Access ..................................12
Figure 11: I
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C Indirect Address Read with Address Auto Increment and Word Mode (2-Byte Access) .................................13
2.1.6 I
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C Timing Information....................................................................................................................................................14
Figure 12: I
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C Timing Characteristics Definitions ...................................................................................................................14
Table 2: I
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C Timing Characteristics Information .....................................................................................................................14
2.2 Host Interface Power Management ................................................................................................................................15
Figure 13: Module State Diagram ...........................................................................................................................................15
2.2.1 Standby / Leakage in Different Electrical Conditions .....................................................................................................16
Table 5: I
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C SCL/SCA Power-up/down Sequence .................................................................................................................16