SBAS988 November   2023 ADC34RF55

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 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 - Power Consumption
    6. 5.6  Electrical Characteristics - DC Specifications
    7. 5.7  Electrical Characteristics - AC Specifications (Dither DISABLED)
    8. 5.8  Electrical Characteristics - AC Specifications (Dither ENABLED)
    9. 5.9  Timing Requirements
    10. 5.10 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Analog Inputs
        1. 6.3.1.1 Input Bandwidth and Full-Scale
        2. 6.3.1.2 Input Imbalance
        3. 6.3.1.3 Over Range Indication
        4. 6.3.1.4 Analog out-of-band dither
      2. 6.3.2 Sampling Clock Input
      3. 6.3.3 ADC Foreground Calibration
        1. 6.3.3.1 Calibration Control
        2. 6.3.3.2 ADC Switch
        3. 6.3.3.3 Calibration Configuration
      4. 6.3.4 SYSREF
        1. 6.3.4.1 SYSREF Capture Detection
      5. 6.3.5 Decimation Filter
        1. 6.3.5.1 Decimation Filter Response
        2. 6.3.5.2 Decimation Filter Configuration
        3. 6.3.5.3 20-bit Output Mode
        4. 6.3.5.4 Numerically Controlled Oscillator (NCO)
        5. 6.3.5.5 NCO Frequency Programming Using the SPI Interface
        6. 6.3.5.6 Fast Frequency Hopping
          1. 6.3.5.6.1 Fast frequency hopping using the GPIO1/2 pins
          2. 6.3.5.6.2 Fast frequency hopping using GPIO1/2, SEN and SDATA pins
          3. 6.3.5.6.3 Fast frequency hopping using the fast SPI
      6. 6.3.6 JESD204B Interface
        1. 6.3.6.1 JESD204B Initial Lane Alignment (ILA)
          1. 6.3.6.1.1 SYNC Signal
        2. 6.3.6.2 JESD204B Frame Assembly
          1. 6.3.6.2.1 JESD204B Frame Assembly in Bypass Mode
          2. 6.3.6.2.2 JESD204B Frame Assembly with Real Decimation - Single Band
          3. 6.3.6.2.3 JESD204B Frame Assembly with Complex Decimation - Single Band
          4. 6.3.6.2.4 JESD204B Frame Assembly with Decimation - Dual Band
        3. 6.3.6.3 SERDES Output MUX
      7. 6.3.7 Test Pattern
        1. 6.3.7.1 Transport Layer
        2. 6.3.7.2 Link Layer
        3. 6.3.7.3 Internal Capture Memory Buffer
    4. 6.4 Device Functional Modes
      1. 6.4.1 Bypass Mode
      2. 6.4.2 Digital Averaging
    5. 6.5 Programming
      1. 6.5.1 GPIO Pin Control
      2. 6.5.2 Configuration using the SPI interface
        1. 6.5.2.1 Register Write
        2. 6.5.2.2 Register Read
    6. 6.6 Register Maps
      1. 6.6.1 Detailed Register Description
  8. 7 Application Information Disclaimer
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Wideband RF Sampling Receiver
      2. 7.2.2 Design Requirements
        1. 7.2.2.1 Input Signal Path
        2. 7.2.2.2 Clocking
      3. 7.2.3 Detailed Design Procedure
        1. 7.2.3.1 Sampling Clock
      4. 7.2.4 Application Curves
    3. 7.3 Initialization Set Up
      1. 7.3.1 Initial Device Configuration After Power-Up
        1. 7.3.1.1  STEP 1: RESET
        2. 7.3.1.2  STEP 2: Device Configuration
        3. 7.3.1.3  STEP 3: JESD Interface Configuration (1)
        4. 7.3.1.4  STEP 4: SYSREF Synchronization
        5. 7.3.1.5  STEP 5: JESD Interface Configuration (2)
        6. 7.3.1.6  STEP 6: Analog Trim Settings
        7. 7.3.1.7  STEP 7: Calibration Configuration
        8. 7.3.1.8  STEP 8: SYSREF Synchronization
        9. 7.3.1.9  STEP 9: Run Power up Calibration
        10. 7.3.1.10 Step 10: JESD Interface Synchronization
        11. 7.3.1.11 Step 11: NCO Configuration
    4. 7.4 Power Supply Recommendations
    5. 7.5 Layout
      1. 7.5.1 Layout Guidelines
      2. 7.5.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Device Support
      1. 8.1.1 Third-Party Products Disclaimer
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.10 Typical Characteristics

Typical values are at TA = 25°C, ADC sampling rate = 3 GSPS, DDC BYPASS mode (characterization mode only and not supported operating mode to illustrate RAW ADC performance prior decimation), 50% clock duty cycle, AVDD18 = 1.8 V, AVDD12, CLKVDD, DVDD = 1.2 V and –1-dBFS differential input, unless otherwise noted.

GUID-20221206-SS0I-VWN3-DDQT-9QN74CQK5FHH-low.svg
SNR = 62.1 dBFS, SFDR = 57 dBc, Non HD23 = 75 dBFS
AIN = -1 dBFS, 1x AVG, Dither = DIS
Figure 5-1 Single Tone FFT at FIN = 100 MHz
GUID-20221206-SS0I-4NKH-RHGN-V18ZXKKZFHGF-low.svg
SNR = 61.9 dBFS, SFDR = 63 dBc, Non HD23 = 77 dBFS
AIN = -1 dBFS, 1x AVG, Dither = DIS
Figure 5-3 Single Tone FFT at FIN = 500 MHz
GUID-20221206-SS0I-0P8D-T4MH-JL9SVJLZ6FBV-low.svg
SNR = 61.8 dBFS, SFDR = 60 dBc, Non HD23 = 76 dBFS
AIN = -1 dBFS, 1x AVG, Dither = DIS
Figure 5-5 Single Tone FFT at FIN = 900 MHz
GUID-20221206-SS0I-J6DT-MZN4-XWZQ6T3GMBQP-low.svg
SNR = 62.1 dBFS, SFDR = 57 dBc, Non HD23 = 76 dBFS
AIN = -1 dBFS, 1x AVG, Dither = DIS
Figure 5-7 Single Tone FFT at FIN = 1400 MHz
GUID-20221206-SS0I-LKVM-MTKQ-BPK8HDJTVRKG-low.svg
SNR = 60.9 dBFS, SFDR = 62 dBc, Non HD23 = 74 dBFS
AIN = -1 dBFS, 1x AVG, Dither = DIS
Figure 5-9 Single Tone FFT at FIN = 1900 MHz
GUID-20221206-SS0I-N8MB-8BRQ-21Q6FTJ7XWVW-low.svg
SNR = 60.4 dBFS, SFDR = 58 dBc, Non HD23 = 73 dBFS
AIN = -1 dBFS, 1x AVG, Dither = DIS
Figure 5-11 Single Tone FFT at FIN = 2200 MHz
GUID-20221206-SS0I-LGLT-FCX6-ZWF1HTWFG4NR-low.svg
SNR = 63.5 dBFS, SFDR = 59 dBc, Non HD23 = 80 dBFS
AIN = -1 dBFS, 2x AVG, Dither = DIS
Figure 5-13 Single Tone FFT at FIN = 900 MHz
GUID-20221206-SS0I-NVJN-FSLW-SZ1KMWP21HB4-low.svg
SNR = 63.9 dBFS, SFDR = 60 dBc, Non HD23 = 87 dBFS
AIN = -20 dBFS, 1x AVG, Dither = DIS
Figure 5-15 Single Tone FFT at FIN = 900 MHz
GUID-20221206-SS0I-RW6B-7QC7-VT4Q9FVQX1VD-low.svg
SNR = 66.4 dBFS, SFDR = 63 dBc, Non HD23 = 86 dBFS
AIN = -20 dBFS, 2x AVG, Dither = DIS
Figure 5-17 Single Tone FFT at FIN = 900 MHz
GUID-20221206-SS0I-8JT6-3C21-LJCBZRLSCPJB-low.svg
IMD3 = 68 dBc
AIN = -7 dBFS/tone, 1x AVG, Dither = DIS
Figure 5-19 Two Tone FFT at FIN = 900/1000 MHz
GUID-20221206-SS0I-RJ4L-7GFL-07WKDS205FGB-low.svg
IMD3 = 54 dBc
AIN = -26 dBFS/tone, 1x AVG, Dither = DIS
Figure 5-21 Two Tone FFT at FIN = 900/1000 MHz
GUID-20230516-SS0I-7ZWP-S7LN-BMP9XBKDG6PX-low.svg
AIN = -1 dBFS, Dither = DIS
Figure 5-23 AC Performance vs FIN
GUID-20221215-SS0I-PFCC-ZFFS-FT2HMKDHTKPN-low.svg
FIN = 900 MHz,

Dither spur = +/- 15 MHz (FS/4 / Dither Divider)

Figure 5-25 Dither Spur vs AIN
GUID-20230516-SS0I-XGH8-WNQ2-H0LC5TDM2V73-low.svg
FIN = 900 MHz, Dither = DIS
Figure 5-27 AC Performance vs AIN
GUID-20230516-SS0I-J9XH-G0W3-W66RQQ0WPNNC-low.svg
Dither = DIS
Figure 5-29 IMD3 Performance vs AIN
GUID-20230516-SS0I-DWPT-4FBM-GFR47KBW5Z3F-low.svg
FIN = 900 MHz, AIN = -1 dBFS, Dither = DIS
Figure 5-31 AC Performance vs FS
GUID-20230516-SS0I-JC7S-NL0K-5JVVH2L1BNTJ-low.svg
FIN = 900 MHz, AIN = -1 dBFS, Dither = DIS, Other supplies nominal
Figure 5-33 AC Performance vs AVDD12
GUID-20230526-SS0I-HZXD-B8ZR-PJBLG5RMRW48-low.svg
FIN = 900 MHz, AIN = -4 dBFS, Dither = EN
Figure 5-35 AC Performance vs Temperature
GUID-20230215-SS0I-HHTZ-BZ44-TPJLCPGZCXMV-low.svg
Figure 5-37 Isolation vs Input Frequency
GUID-20230516-SS0I-XCZT-DKZW-NZVR7ZS95Z2S-low.svg
FIN = 900 MHz, Dither = DIS
Figure 5-39 DNL vs Code
GUID-20221206-SS0I-JHJD-SZLL-KBFBGPBHBTKQ-low.svg
AIN = -1 dBFS, 1x AVG, Dither = DIS
Figure 5-41 CMRR
GUID-20231002-SS0I-QWFZ-30JS-4WXPNQSR6ZMN-low.svg
AIN = -1 dBFS, 1x AVG
Figure 5-43 Current vs Sampling Rate vs Real Decimation
GUID-20231002-SS0I-GBBP-5WKS-J4JLQ5ZGLDTC-low.svg
AIN = -1 dBFS, 1x AVG
Single Band Decimation
Figure 5-45 Current vs Sampling Rate vs Complex Decimation
GUID-20231002-SS0I-GLVM-VMW9-NFVV9CTNNLVP-low.svg
AIN = -1 dBFS, 1x AVG
Dual Band Decimation
Figure 5-47 Current vs Sampling Rate vs Complex Decimation
GUID-20231003-SS0I-LLTQ-NJ20-KQGHCRTCX2SR-low.svg
SNR = 61.7 dBFS(1), SFDR = 58 dBc, Non HD23 = 83 dBFS
AIN = -4 dBFS, 1x AVG, Dither = EN
Figure 5-2 Single Tone FFT at FIN = 100 MHz
GUID-20221206-SS0I-KJ9C-DNBB-RZTFJL1RHNZT-low.svg
SNR = 61.8 dBFS1, SFDR = 68 dBc, Non HD23 = 84 dBFS
AIN = -4 dBFS, 1x AVG, Dither = EN
Figure 5-4 Single Tone FFT at FIN = 500 MHz
GUID-20221206-SS0I-VKQH-HHL1-CGCNKRZKVDRN-low.svg
SNR = 60.9 dBFS1, SFDR = 64 dBc, Non HD23 = 82 dBFS
AIN = -4 dBFS, 1x AVG, Dither = EN
Figure 5-6 Single Tone FFT at FIN = 900 MHz
GUID-20221206-SS0I-RTXZ-8SCW-TDJJ6CQJGTNT-low.svg
SNR = 62.2 dBFS1, SFDR = 63 dBc, Non HD23 = 83 dBFS
AIN = -4 dBFS, 1x AVG, Dither = EN
Figure 5-8 Single Tone FFT at FIN = 1400 MHz
GUID-20221206-SS0I-DD7Q-4FNQ-7Z8JNQWB36GG-low.svg
SNR = 61.2 dBFS1, SFDR = 67 dBc, Non HD23 = 80 dBFS
AIN = -4 dBFS, 1x AVG, Dither = EN
Figure 5-10 Single Tone FFT at FIN = 1900 MHz
GUID-20221206-SS0I-82WZ-0PB7-XSG7TGVHZJLP-low.svg
SNR = 61.1 dBFS1, SFDR = 60 dBc, Non HD23 = 82 dBFS
AIN = -4 dBFS, 1x AVG, Dither = EN
Figure 5-12 Single Tone FFT at FIN = 2200 MHz
GUID-20221206-SS0I-JQWQ-WMSW-S3MLLFPKX1TF-low.svg
SNR = 62.3 dBFS1, SFDR = 66 dBc, Non HD23 = 82 dBFS
AIN = -4 dBFS, 2x AVG, Dither = EN
Figure 5-14 Single Tone FFT at FIN = 900 MHz
GUID-20221206-SS0I-HGK5-X38B-9H1QZW0TDZPF-low.svg
SNR = 63.4 dBFS1, SFDR = 73 dBc, Non HD23 = 92 dBFS
AIN = -20 dBFS, 1x AVG, Dither = EN
Figure 5-16 Single Tone FFT at FIN = 900 MHz
GUID-20221206-SS0I-NDHZ-6ZGD-0PKZL7RGGBQC-low.svg
SNR = 65.5 dBFS1, SFDR = 73 dBc, Non HD23 = 95 dBFS
AIN = -20 dBFS, 2x AVG, Dither = EN
Figure 5-18 Single Tone FFT at FIN = 900 MHz
GUID-20221206-SS0I-P78H-JGQS-ZRNGCHSWWPXP-low.svg
IMD3 = 70 dBc
AIN = -10 dBFS/tone, 1x AVG, Dither = EN
Figure 5-20 Two Tone FFT at FIN = 900/1000 MHz
GUID-20221206-SS0I-NL1P-CGJP-8F13CBWN58LP-low.svg
IMD3 = 71 dBc
AIN = -26 dBFS/tone, 1x AVG, Dither = EN
Figure 5-22 Two Tone FFT at FIN = 900/1000 MHz
GUID-20230516-SS0I-KTMB-8HHL-RPM83JM4JLMJ-low.svg
AIN = -4 dBFS, Dither = EN
Figure 5-24 AC Performance vs FIN
GUID-20230516-SS0I-HB9H-SHTZ-H5RFMXF7QVL0-low.svg
AIN = -20 dBFS
Figure 5-26 NSD Performance vs FIN
GUID-20230516-SS0I-K9DQ-BJKH-5WFG6MQ3SZFC-low.svg
FIN = 900 MHz, Dither = EN
Figure 5-28 AC Performance vs AIN
GUID-20230516-SS0I-JKG1-B29T-ZZK063ZF2LGP-low.svg
Dither = EN
Figure 5-30 IMD3 Performance vs AIN
GUID-20230516-SS0I-NDHP-CP0Q-F0WCZBTVQXSK-low.svg
FIN = 900 MHz, AIN = -1 dBFS, Dither = DIS, Other supplies nominal
Figure 5-32 AC Performance vs AVDD18
GUID-20230526-SS0I-CX5D-VF90-PJRNDGJXWKMT-low.svg
FIN = 900 MHz, AIN = -1 dBFS, Dither = DIS
Figure 5-34 AC Performance vs Temperature
GUID-20221206-SS0I-8DD0-XCJH-GN8GNJBGXFWW-low.svg
FIN = 900 MHz, AIN = -1 dBFS, Dither = DIS
Figure 5-36 AC Performance vs Clock Duty Cycle
GUID-20230516-SS0I-PHFS-NC5C-QXVQDH3SQNCP-low.svg
FIN = 900 MHz, Dither = DIS
Figure 5-38 INL vs Code
GUID-20230516-SS0I-SVKT-SVD2-HHTF4VBP5BNK-low.svg
Dither = DIS
Figure 5-40 DC Offset Histogram
GUID-20231002-SS0I-P5HR-0TNL-PL9GJPFG5VLS-low.svg
AIN = -1 dBFS, Dither = DIS, DDC Bypass
Figure 5-42 Current vs Sampling Rate vs Averaging
GUID-20231002-SS0I-8BLS-XGNX-ZQZMWZ0M1KXW-low.svg
AIN = -1 dBFS, 1x AVG
Figure 5-44 Current vs Sampling Rate vs Real Decimation
GUID-20231002-SS0I-KVPK-TKRF-F2CRZH5SMB72-low.svg
AIN = -1 dBFS, 1x AVG
Single Band Decimation
Figure 5-46 Current vs Sampling Rate vs Complex Decimation
GUID-20231002-SS0I-8MFW-XPTG-XCBH6DWZ99XB-low.svg
AIN = -1 dBFS, 1x AVG
Dual Band Decimation
Figure 5-48 Current vs Sampling Rate vs Complex Decimation
1. Measured from 100 MHz to FS/2