SLASE60B
September 2015 – January 2019
ADC31JB68
PRODUCTION DATA.
1
Features
Transmitted Eye at Output of 18-Inch, 5-mil. FR4 Microstrip Trace at 5 Gb/s With Optimized De-Emphasis
2
Applications
3
Description
Spectrum With –1-dBFS, 450-MHz Input
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics: Converter Performance
6.6
Electrical Characteristics: Power Supply
6.7
Electrical Characteristics: Interface
6.8
Timing Requirements
6.9
Typical Characteristics
7
Parameter Measurement Information
7.1
Interface Circuits
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Analog Inputs and Input Buffer
8.3.2
Amplitude and Phase Imbalance Correction
8.3.3
Over-Range Detection
8.3.4
Input Clock Divider
8.3.5
SYSREF Detection Gate
8.3.6
Serial Differential Output Drivers
8.3.6.1
De-Emphasis Equalization
8.3.6.2
Serial Lane Inversion
8.3.7
ADC Core Calibration
8.3.8
Data Format
8.3.9
JESD204B Supported Features
8.3.10
JESD204B Interface
8.3.11
Transport Layer Configuration
8.3.11.1
Lane Configuration
8.3.11.2
Frame Format
8.3.11.3
ILA Information
8.3.12
Test Pattern Sequences
8.3.13
JESD204B Link Initialization
8.3.13.1
Frame Alignment
8.3.13.2
Code Group Synchronization
8.3.14
SPI
8.4
Device Functional Modes
8.4.1
Power-Down and Sleep Modes
8.5
Register Map
8.5.1
Register Descriptions
8.5.1.1
CONFIG_A (address = 0x0000) [reset = 0x3C]
Table 6.
CONFIG_A
8.5.1.2
DEVICE CONFIG (address = 0x0002) [reset = 0x00]
Table 7.
DEVICE CONFIG
8.5.1.3
CHIP_TYPE (address = 0x0003 ) [reset = 0x03]
Table 8.
CHIP_TYPE
8.5.1.4
CHIP_ID (address = 0x0005, 0x0004) [reset = 0x00, 0x1B]
Table 9.
CHIP_ID
8.5.1.5
CHIP_VERSION (address =0x0006) [reset = 0x00]
Table 10.
CHIP_VERSION
8.5.1.6
VENDOR_ID (address = 0x000D, 0x000C) [reset = 0x04, 0x51]
Table 11.
VENDOR_ID
8.5.1.7
SPI_CFG (address = 0x0010 ) [reset = 0x01]
Table 12.
SPI_CFG
8.5.1.8
OM1 (Operational Mode 1) (address = 0x0012) [reset = 0xC1]
Table 13.
OM1 (Operational Mode 1)
8.5.1.9
OM2 (Operational Mode 2) (address = 0x0013) [reset = 0x20]
Table 14.
OM2 (Operational Mode 2)
8.5.1.10
IMB_ADJ (Imbalance Adjust) (address = 0x0014) [reset = 0x00]
Table 15.
IMB_ADJ (Imbalance Adjust)
8.5.1.11
OVR_EN (Over-Range Enable) (address = 0x003A) [reset = 0x00]
Table 16.
OVR_EN (Over-Range Enable)
8.5.1.12
OVR_HOLD (Over-Range Hold) (address = 0x003B) [reset = 0x00]
Table 17.
OVR_HOLD (Over-Range Hold)
8.5.1.13
OVR_TH (Over-Range Threshold) (address = 0x003C) [reset = 0x00]
Table 18.
OVR_TH (Over-Range Threshold)
8.5.1.14
DC_MODE (DC Offset Correction Mode) (address = 0x003D) [reset = 0x00]
Table 19.
DC_MODE (DC Offset Correction Mode)
8.5.1.15
SER_CFG (Serial Lane Transmitter Configuration) (address = 0x0047) [reset = 0x00]
Table 20.
SER_CFG (Serial Lane Transmitter Configuration)
8.5.1.16
JESD_CTRL1 (JESD Configuration Control 1) (address = 0x0060) [reset = 0x7F]
Table 21.
JESD_CTRL1 (JESD Configuration Control 1)
8.5.1.17
JESD_CTRL2 (JESD Configuration Control 2) (address = 0x0061) [reset = 0x00]
Table 22.
JESD_CTRL2 (JESD Configuration Control 2)
8.5.1.18
JESD_RSTEP (JESD Ramp Pattern Step) (address = 0x0063, 0x0062) [reset = 0x00, 0x01]
Table 23.
JESD_RSTEP (JESD Ramp Pattern Step)
8.5.1.19
SER_INV (Serial Lane Inversion Control) (address = 0x0064) [reset = 0x00]
Table 24.
SER_INV (Serial Lane Inversion Control)
8.5.1.20
JESD_STATUS (JESD Link Status) (address = 0x006C) [reset = N/A]
Table 25.
JESD_STATUS (JESD Link Status)
9
Application and Implementation
9.1
Application Information
9.1.1
Optimizing Converter Performance
9.1.1.1
Internal Noise Sources
9.1.1.2
External Noise Sources
9.1.2
Analog Input Considerations
9.1.2.1
Differential Analog Inputs and Full Scale Range
9.1.2.2
Analog Input Network Model
9.1.2.3
Input Bandwidth
9.1.2.4
Driving the Analog Input
9.1.2.5
Clipping and Over-Range
9.1.3
CLKIN, SYSREF, and SYNCb Input Considerations
9.1.3.1
Driving the CLKIN+ and CLKIN– Input
9.1.3.2
Driving the SYSREF Input
9.1.3.3
SYSREF Signaling
9.1.3.4
SYSREF Timing
9.1.3.5
Effectively Using the Detection Gate Feature
9.1.3.6
Driving the SYNCb Input
9.1.4
Output Serial Interface Considerations
9.1.4.1
Output Serial-Lane Interface
9.1.4.2
Voltage Swing and De-Emphasis Optimization
9.1.4.3
Minimizing EMI
9.1.5
JESD204B System Considerations
9.1.5.1
Frame and LMFC Clock Alignment Procedure
9.1.5.2
Link Interruption
9.1.5.3
Clock Configuration Examples
9.1.6
SPI
9.2
Typical Application
9.2.1
Design Requirements
9.2.2
Design Procedure
9.2.3
Application Curve
10
Power Supply Recommendations
10.1
Power Supply Design
10.2
Decoupling
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Related Documentation
12.2
Receiving Notification of Documentation Updates
12.3
Community Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RTA|40
MPQF134A
Thermal pad, mechanical data (Package|Pins)
RTA|40
QFND447B
Orderable Information
slase60b_oa
slase60b_pm
8.3
Feature Description