SNAS847E November   2023  – October 2025 LMK3H0102

PRODUCTION DATA  

  1.   1
  2. Features
  3. Applications
  4. Description
  5. Pin Configuration and Functions
  6. Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics
    6. 5.6 I2C Interface Specification
  7. Parameter Measurement Information
    1. 6.1 Output Format Configurations
    2. 6.2 Differential Voltage Measurement Terminology
  8. Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1 Device Block-Level Description
      2. 7.3.2 Device Configuration Control
      3. 7.3.3 OTP Mode
      4. 7.3.4 I2C Mode
    4. 7.4 Device Functional Modes
      1. 7.4.1 Fail-Safe Inputs
      2. 7.4.2 Fractional Output Dividers
        1. 7.4.2.1 FOD Operation
        2. 7.4.2.2 Edge Combiner
        3. 7.4.2.3 Digital State Machine
        4. 7.4.2.4 Spread-Spectrum Clocking
        5. 7.4.2.5 Integer Boundary Spurs
      3. 7.4.3 Output Behavior
        1. 7.4.3.1 Output Format Selection
          1. 7.4.3.1.1 Output Format Types
            1. 7.4.3.1.1.1 LP-HCSL Termination
        2. 7.4.3.2 Output Slew Rate Control
        3. 7.4.3.3 REF_CTRL Operation
      4. 7.4.4 Output Enable
        1. 7.4.4.1 Output Enable Control
        2. 7.4.4.2 Output Enable Polarity
        3. 7.4.4.3 Individual Output Enable
        4. 7.4.4.4 Output Disable Behavior
      5. 7.4.5 Device Default Settings
    5. 7.5 Programming
      1. 7.5.1 I2C Serial Interface
      2. 7.5.2 One-Time Programming Sequence
  9. Device Registers
    1. 8.1 Register Maps
      1. 8.1.1  R0 Register (Address = 0x0) [reset = 0x0861/0x0863]
      2. 8.1.2  R1 Register (Address = 0x1) [reset = 0x5599]
      3. 8.1.3  R2 Register (Address = 0x2) [reset = 0xC28F]
      4. 8.1.4  R3 Register (Address = 0x3) [reset = 0x1801]
      5. 8.1.5  R4 Register (Address = 0x4) [reset = 0x0000]
      6. 8.1.6  R5 Register (Address = 0x5) [reset = 0x0000]
      7. 8.1.7  R6 Register (Address = 0x6) [reset = 0x0AA0]
      8. 8.1.8  R7 Register (Address = 0x7) [reset = 0x6503]
      9. 8.1.9  R8 Register (Address = 0x8) [reset = 0xC28F]
      10. 8.1.10 R9 Register (Address = 0x9) [reset = 0x3166]
      11. 8.1.11 R10 Register (Address = 0xA) [reset = 0x0010]
      12. 8.1.12 R11 Register (Address = 0xB) [reset = 0x0000]
      13. 8.1.13 R12 Register (Address = 0xC) [reset = 0xE800]
      14. 8.1.14 R146 Register (Address = 0x92) [reset = 0x0000]
      15. 8.1.15 R147 Register (Address = 0x93) [reset = 0x0000]
      16. 8.1.16 R148 Register (Address = 0x94) [reset = 0x0000]
      17. 8.1.17 R238 Register (Address = 0xEE) [reset = 0x0000]
  10. Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Application Block Diagram Examples
      2. 9.2.2 Design Requirements
      3. 9.2.3 Detailed Design Procedure
      4. 9.2.4 Example: Changing Output Frequency
      5. 9.2.5 Crosstalk
      6. 9.2.6 Application Curves
    3. 9.3 Power Supply Recommendations
      1. 9.3.1 Power-Up Sequencing
      2. 9.3.2 Decoupling Power Supply Inputs
    4. 9.4 Layout
      1. 9.4.1 Layout Guidelines
      2. 9.4.2 Layout Example
  11. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
  12. 11Revision History
  13. 12Mechanical, Packaging, and Orderable Information

R6 Register (Address = 0x6) [reset = 0x0AA0]

R6 is shown in Table 8-19.

Return to the Summary Table.

Table 8-9 R6 Register Field Descriptions
BitFieldTypeResetDescription
15:13CH1_DIVR/W0x0

Divider value for Channel Divider 1. This field is stored in the EFUSE.

0h: Channel Divider disabled. Set CH1_DIV to '0' when using the edge combiner for OUT1.

1h: FOD / 2

2h: FOD / 4

3h: FOD / 6

4h: FOD / 8

5h: FOD / 10

6h: FOD / 20

7h: FOD / 40

12:5FOD1_NUM[23:16]R/W0x55High byte of the FOD1 fractional divide value. The value of this field changes from device to device. This field is stored in the EFUSE.
4:3OUT0_SLEW_RATER/W0x0

Slew rate control for OUT0. This field is stored in the EFUSE.

Only applies to differential output formats.

0h: Between 2.3V/ns and 3.5V/ns.

1h: Between 2.0V/ns and 3.2V/ns.

2h: Between 1.7V/ns and 2.8V/ns.

3h: Between 1.4V/ns and 2.7V/ns.

2:0OUT0_FMTR/W0x0

Selects the output format for OUT0. This field is stored in the EFUSE.

0h: LP-HCSL 100Ω Termination.

1h: LP-HCSL 85Ω Termination.

2h: AC-coupled LVDS.

3h: DC-coupled LVDS.

4h: LVCMOS, OUTx_P enabled, OUTx_N disabled.

5h: LVCMOS, OUTx_P disabled, OUTx_N enabled.

6h: LVCMOS, OUTx_P enabled, OUTx_N enabled, 180 degrees out of phase.

7h: LVCMOS, OUTx_P enabled, OUTx_N enabled, OUTx_P and OUTx_N in phase.