SBAS668A
May 2014 – June 2015
ADC32J22
,
ADC32J23
,
ADC32J24
,
ADC32J25
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Device Comparison Table
6
Pin Configuration and 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
7.6
Electrical Characteristics: ADC32J22, ADC32J23
7.7
Electrical Characteristics: ADC32J24, ADC32J25
7.8
AC Performance: ADC32J25
7.9
AC Performance: ADC32J24
7.10
AC Performance: ADC32J23
7.11
AC Performance: ADC32J22
7.12
Digital Characteristics
7.13
Timing Requirements
7.14
Typical Characteristics: ADC32J25
7.15
Typical Characteristics: ADC32J24
7.16
Typical Characteristics: ADC32J23
7.17
Typical Characteristics: ADC32J22
7.18
Typical Characteristics: Common Plots
7.19
Typical Characteristics: Contour Plots
8
Parameter Measurement Information
8.1
Timing Diagrams
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Analog Inputs
9.3.2
Clock Input
9.3.2.1
SNR and Clock Jitter
9.3.2.2
Input Clock Divider
9.3.3
Power-Down Control
9.3.4
Internal Dither Algorithm
9.3.5
JESD204B Interface
9.3.5.1
JESD204B Initial Lane Alignment (ILA)
9.3.5.2
JESD204B Test Patterns
9.3.5.3
JESD204B Frame Assembly
9.3.5.4
Digital Outputs
9.4
Device Functional Modes
9.4.1
Digital Gain
9.4.2
Overrange Indication
9.5
Programming
9.5.1
Serial Interface
9.5.1.1
Register Initialization
9.5.1.1.1
Serial Register Write
9.5.1.1.2
Serial Register Readout
9.5.2
Register Initialization
9.5.3
Start-Up Sequence
9.6
Register Maps
9.6.1
Summary of Special Mode Registers
9.6.2
Serial Register Descriptions
9.6.2.1
Register 01h (address = 01h)
9.6.2.2
Register 03h (address = 03h)
9.6.2.3
Register 04h (address = 04h)
9.6.2.4
Register 06h (address = 06h)
9.6.2.5
Register 07h (address = 07h)
9.6.2.6
Register 08h (address = 08h)
9.6.2.7
Register 09h (address = 09h)
9.6.2.8
Register 0Ah (address = 0Ah)
9.6.2.9
Register 0Bh (address = 0Bh)
9.6.2.10
Register 0Ch (address = 0Ch)
9.6.2.11
Register 0Dh (address = 0Dh)
9.6.2.12
Register 0Eh (address = 0Eh)
9.6.2.13
Register 0Fh (address = 0Fh)
9.6.2.14
Register 13h (address = 13h)
9.6.2.15
Register 15h (address = 15h)
9.6.2.16
Register 27h (address = 27h)
9.6.2.17
Register 2Ah (address = 2Ah)
9.6.2.18
Register 2Bh (address = 2Bh)
9.6.2.19
Register 2Fh (address = 2Fh)
9.6.2.20
Register 30h (address = 30h)
9.6.2.21
Register 31h (address = 31h)
9.6.2.22
Register 34h (address = 34h)
9.6.2.23
Register 3Ah (address = 3Ah)
9.6.2.24
Register 3Bh (address = 3Bh)
9.6.2.25
Register 3Ch (address = 3Ch)
9.6.2.26
Register 422h (address = 422h)
9.6.2.27
Register 434h (address = 434h)
9.6.2.28
Register 522h (address = 522h)
9.6.2.29
Register 534 (address = 534h)
10
Applications and Implementation
10.1
Application Information
10.2
Typical Applications
10.2.1
Driving Circuit Design: Low Input Frequencies
10.2.1.1
Design Requirements
10.2.1.2
Detailed Design Procedure
10.2.1.3
Application Curve
10.2.2
Driving Circuit Design: Input Frequencies Between 100 MHz to 230 MHz
10.2.2.1
Design Requirements
10.2.2.2
Detailed Design Procedure
10.2.2.3
Application Curve
10.2.3
Driving Circuit Design: Input Frequencies Greater than 230 MHz
10.2.3.1
Design Requirements
10.2.3.2
Detailed Design Procedure
10.2.3.3
Application Curve
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.2
Layout Example
13
Device and Documentation Support
13.1
Related Links
13.2
Community Resources
13.3
Trademarks
13.4
Electrostatic Discharge Caution
13.5
Glossary
14
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGZ|48
MPQF123F
Thermal pad, mechanical data (Package|Pins)
RGZ|48
QFND131R
Orderable Information
sbas668a_oa
sbas668a_pm
8 Parameter Measurement Information
8.1 Timing Diagrams
1. Overall latency = ADC latency + t
D
.
2. x = A for channel A and B for channel B.
Figure 143. ADC Latency
1. x = A for channel A and B for channel B.
Figure 144. SYNC~ Latency in CGS Phase
1. x = A for channel A and B for channel B.
Figure 145. SYNC~ Latency in ILAS Phase
Figure 146. SYSREF Timing (Subclass 1)
Figure 147. SYNC~ Timing (Subclass 2)