Micro crystal RV-8263-C7 Real Time Clock Manuals

Manuals and User Guides for Micro crystal RV-8263-C7 Real Time Clock. We have 1 Micro crystal RV-8263-C7 Real Time Clock manual available for free PDF download: Applications Manual

Micro crystal RV-8263-C7 Applications Manual

Micro crystal RV-8263-C7 Applications Manual (61 pages)

Ultra Small Real-Time Clock Module with I2C-Bus Interface

Brand: Micro crystal | Category: Control Unit | Size: 1 MB

Table of Contents

Table of Contents
2
1 Overview

4
- General Description
  4
- Applications
  5
- Ordering Information
  5
2 Block Diagram

6
- Pinout
  7
- Pin Description
  7
- Functional Description
  8
- Device Protection Diagram
  9
3 Register Organization

10
- Register Overview
  10
- Control Registers
  11
- Time and Date Registers
  14
- Alarm Registers
  17
- Timer Registers
  20
- Register Reset Values Summary
  21
4 Detailed Functional Description

22
- Power on Reset (Por)
  22
- Software Reset
  22
- Oscillator Stop Flag
  23
  - Setting and Reading the Time
    24
  - Interrupt Output
    25
  - Alarm Function
    26
    
    Alarm Interrupt
    26
  - Countdown Timer Function
    27
    
    Timer Flag Tf
    27
    
    Timer Interrupt Mode Ti_Tp
    27
    
    Pulse Generator 2
    27
    
    Use of the Countdown Timer
    28
- Minute and Half Minute Interrupt Function
  30
  - Pulse Generator 1
    30
- Frequency Offset Compensation
  31
  - Offset Compensation Calculation Workflow
    32
  - Compensation Interrupt Function
    34
    
    Compensation Pulses When Mode = 0 (Normal Mode)
    34
    
    Compensation Pulses When Mode = 1 (Fast Mode)
    35
- Clkout Frequency Selection
  36
  - Stop Bit Function
    37
  - Bus Interface RV-8263-C7
    37
    
    I 2 C Interface
    39
    
    Bit Transfer
    39
  - Start and Stop Conditions
    39
  - Data Valid
    40
    
    System Configuration
    40
    
    Acknowledge
    41
  - Slave Address
    42
    
    Write Operation
    42
5 I C Interface

39
- Read Operation at Specific Address
  43
  - Read Operation
    43
6 Electrical Specifications

44
7 Application Information

50
- Operating Rv-8263-C7
  50
- Operating Rv-8263-C7 with Backup Capacitor
  51
8 Package

52
- Dimensions and Solder Pad Layout
  52
  - Recommended Thermal Relief
    52
  - Marking and Pin #1 Index
    53
9 Material Composition Declaration & Environmental Information

54
10 Soldering Information

58
11 Handling Precautions for Modules with Embedded Crystals

59
12 Packing & Shipping Information

60
13 Compliance Information

61
14 Document Revision History

61

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