JAJSGV3B
September 2015 – January 2019
ADC31JB68
PRODUCTION DATA.
1
特長
18
インチ / 5mil のFR4 マイクロストリップ・トレース出力の送信アイ、5Gb/s 時、ディエンファシスを最適化済み
2
アプリケーション
3
概要
-1dBFS、450MHz 入力でのスペクトル
4
改訂履歴
5
概要(続き)
6
Pin Configuration and Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics: Converter Performance
7.6
Electrical Characteristics: Power Supply
7.7
Electrical Characteristics: Interface
7.8
Timing Requirements
7.9
Typical Characteristics
8
Parameter Measurement Information
8.1
Interface Circuits
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Analog Inputs and Input Buffer
9.3.2
Amplitude and Phase Imbalance Correction
9.3.3
Over-Range Detection
9.3.4
Input Clock Divider
9.3.5
SYSREF Detection Gate
9.3.6
Serial Differential Output Drivers
9.3.6.1
De-Emphasis Equalization
9.3.6.2
Serial Lane Inversion
9.3.7
ADC Core Calibration
9.3.8
Data Format
9.3.9
JESD204B Supported Features
9.3.10
JESD204B Interface
9.3.11
Transport Layer Configuration
9.3.11.1
Lane Configuration
9.3.11.2
Frame Format
9.3.11.3
ILA Information
9.3.12
Test Pattern Sequences
9.3.13
JESD204B Link Initialization
9.3.13.1
Frame Alignment
9.3.13.2
Code Group Synchronization
9.3.14
SPI
9.4
Device Functional Modes
9.4.1
Power-Down and Sleep Modes
9.5
Register Map
9.5.1
Register Descriptions
9.5.1.1
CONFIG_A (address = 0x0000) [reset = 0x3C]
Table 6.
CONFIG_A
9.5.1.2
DEVICE CONFIG (address = 0x0002) [reset = 0x00]
Table 7.
DEVICE CONFIG
9.5.1.3
CHIP_TYPE (address = 0x0003 ) [reset = 0x03]
Table 8.
CHIP_TYPE
9.5.1.4
CHIP_ID (address = 0x0005, 0x0004) [reset = 0x00, 0x1B]
Table 9.
CHIP_ID
9.5.1.5
CHIP_VERSION (address =0x0006) [reset = 0x00]
Table 10.
CHIP_VERSION
9.5.1.6
VENDOR_ID (address = 0x000D, 0x000C) [reset = 0x04, 0x51]
Table 11.
VENDOR_ID
9.5.1.7
SPI_CFG (address = 0x0010 ) [reset = 0x01]
Table 12.
SPI_CFG
9.5.1.8
OM1 (Operational Mode 1) (address = 0x0012) [reset = 0xC1]
Table 13.
OM1 (Operational Mode 1)
9.5.1.9
OM2 (Operational Mode 2) (address = 0x0013) [reset = 0x20]
Table 14.
OM2 (Operational Mode 2)
9.5.1.10
IMB_ADJ (Imbalance Adjust) (address = 0x0014) [reset = 0x00]
Table 15.
IMB_ADJ (Imbalance Adjust)
9.5.1.11
OVR_EN (Over-Range Enable) (address = 0x003A) [reset = 0x00]
Table 16.
OVR_EN (Over-Range Enable)
9.5.1.12
OVR_HOLD (Over-Range Hold) (address = 0x003B) [reset = 0x00]
Table 17.
OVR_HOLD (Over-Range Hold)
9.5.1.13
OVR_TH (Over-Range Threshold) (address = 0x003C) [reset = 0x00]
Table 18.
OVR_TH (Over-Range Threshold)
9.5.1.14
DC_MODE (DC Offset Correction Mode) (address = 0x003D) [reset = 0x00]
Table 19.
DC_MODE (DC Offset Correction Mode)
9.5.1.15
SER_CFG (Serial Lane Transmitter Configuration) (address = 0x0047) [reset = 0x00]
Table 20.
SER_CFG (Serial Lane Transmitter Configuration)
9.5.1.16
JESD_CTRL1 (JESD Configuration Control 1) (address = 0x0060) [reset = 0x7F]
Table 21.
JESD_CTRL1 (JESD Configuration Control 1)
9.5.1.17
JESD_CTRL2 (JESD Configuration Control 2) (address = 0x0061) [reset = 0x00]
Table 22.
JESD_CTRL2 (JESD Configuration Control 2)
9.5.1.18
JESD_RSTEP (JESD Ramp Pattern Step) (address = 0x0063, 0x0062) [reset = 0x00, 0x01]
Table 23.
JESD_RSTEP (JESD Ramp Pattern Step)
9.5.1.19
SER_INV (Serial Lane Inversion Control) (address = 0x0064) [reset = 0x00]
Table 24.
SER_INV (Serial Lane Inversion Control)
9.5.1.20
JESD_STATUS (JESD Link Status) (address = 0x006C) [reset = N/A]
Table 25.
JESD_STATUS (JESD Link Status)
10
Application and Implementation
10.1
Application Information
10.1.1
Optimizing Converter Performance
10.1.1.1
Internal Noise Sources
10.1.1.2
External Noise Sources
10.1.2
Analog Input Considerations
10.1.2.1
Differential Analog Inputs and Full Scale Range
10.1.2.2
Analog Input Network Model
10.1.2.3
Input Bandwidth
10.1.2.4
Driving the Analog Input
10.1.2.5
Clipping and Over-Range
10.1.3
CLKIN, SYSREF, and SYNCb Input Considerations
10.1.3.1
Driving the CLKIN+ and CLKIN– Input
10.1.3.2
Driving the SYSREF Input
10.1.3.3
SYSREF Signaling
10.1.3.4
SYSREF Timing
10.1.3.5
Effectively Using the Detection Gate Feature
10.1.3.6
Driving the SYNCb Input
10.1.4
Output Serial Interface Considerations
10.1.4.1
Output Serial-Lane Interface
10.1.4.2
Voltage Swing and De-Emphasis Optimization
10.1.4.3
Minimizing EMI
10.1.5
JESD204B System Considerations
10.1.5.1
Frame and LMFC Clock Alignment Procedure
10.1.5.2
Link Interruption
10.1.5.3
Clock Configuration Examples
10.1.6
SPI
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Design Procedure
10.2.3
Application Curve
11
Power Supply Recommendations
11.1
Power Supply Design
11.2
Decoupling
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
デバイスおよびドキュメントのサポート
13.1
関連資料
13.2
ドキュメントの更新通知を受け取る方法
13.3
コミュニティ・リソース
13.4
商標
13.5
静電気放電に関する注意事項
13.6
Glossary
14
メカニカル、パッケージ、および注文情報
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
RTA|40
MPQF134A
サーマルパッド・メカニカル・データ
RTA|40
QFND447B
発注情報
jajsgv3b_oa
jajsgv3b_pm
10.1.2
Analog Input Considerations