DTMFDECODER-RD Silicon Laboratories Inc, DTMFDECODER-RD Datasheet - Page 9
DTMFDECODER-RD
Manufacturer Part Number
DTMFDECODER-RD
Description
KIT REF DESIGN DTMF DECODER
Manufacturer
Silicon Laboratories Inc
Specifications of DTMFDECODER-RD
Mfg Application Notes
DTMF Decoder Ref Design AppNote
Main Purpose
Telecom, DTMF Decoder
Embedded
No
Utilized Ic / Part
C8051F300
Primary Attributes
8kHz Sampling Rate ADC
Secondary Attributes
16 Goertzel Filters
Processor To Be Evaluated
C8051F300
Interface Type
RS-232
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
Other names
336-1283
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List of Tables
1. System Overview
2. Absolute Maximum Ratings
3. Global Electrical Characteristics
4. Pinout and Package Definitions
5. ADC0 (8-Bit ADC, C8051F300/2)
6. Voltage Reference (C8051F300/2)
7. Comparator0
8. CIP-51 Microcontroller
9. Reset Sources
10. Flash Memory
11. Oscillators
12. Port Input/Output
13. SMBus
14. UART0
Table 1.1. Product Selection Guide ......................................................................... 14
Table 2.1. Absolute Maximum Ratings .................................................................... 24
Table 3.1. Global Electrical Characteristics ............................................................. 25
Table 4.1. Pin Definitions for the C8051F300/1/2/3/4/5 ........................................... 27
Table 4.2. QFN-11 Package Dimensions ................................................................ 29
Table 4.3. QFN-11 Landing Diagram Dimensions ................................................... 31
Table 4.4. SOIC-14 Package Dimensions ............................................................... 33
Table 4.5. SOIC-14 PCB Land Pattern Dimensions ................................................ 34
Table 5.1. ADC0 Electrical Characteristics .............................................................. 47
Table 6.1. External Voltage Reference Circuit Electrical Characteristics ................ 50
Table 7.1. Comparator0 Electrical Characteristics .................................................. 55
Table 8.1. CIP-51 Instruction Set Summary ............................................................ 59
Table 8.2. Special Function Register (SFR) Memory Map ...................................... 66
Table 8.3. Special Function Registers ..................................................................... 66
Table 8.4. Interrupt Summary .................................................................................. 74
Table 9.1. User Code Space Address Limits ........................................................... 86
Table 9.2. Reset Electrical Characteristics .............................................................. 86
Table 10.1. Flash Electrical Characteristics ............................................................ 90
Table 10.2. Security Byte Decoding ........................................................................ 91
Table 11.1. Internal Oscillator Electrical Characteristics ......................................... 99
Table 12.1. Port I/O DC Electrical Characteristics ................................................. 110
Table 13.1. SMBus Clock Source Selection .......................................................... 116
Table 13.2. Minimum SDA Setup and Hold Times ................................................ 117
Table 13.3. Sources for Hardware Changes to SMB0CN ..................................... 121
Table 13.4. SMBus Status Decoding ..................................................................... 127
Table 14.1. Timer Settings for Standard Baud Rates
Table 14.2. Timer Settings for Standard Baud Rates
Using The Internal 24.5 MHz Oscillator .............................................. 138
Using an External 25 MHz Oscillator .................................................. 138
Rev. 2.9
C8051F300/1/2/3/4/5
9
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