Datasheet LTC2335-16 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | 16-Bit, 1Msps 8-Channel Differential ±10.24V Input SoftSpan ADC with Wide Input Common Mode Range |
| 页数 / 页 | 40 / 7 — Dc TiMing characTerisTics The. denotes the specifications which apply … |
| 文件格式/大小 | PDF / 2.2 Mb |
| 文件语言 | 英语 |
Dc TiMing characTerisTics The. denotes the specifications which apply over the full operating
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LTC2335-16
a Dc TiMing characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 9) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fSMPL Maximum Sampling Frequency l 1 Msps tCYC Time Between Conversions l 1 μs tCONV Conversion Time l 450 500 550 ns tACQ Acquisition Time (tACQ = tCYC – tCONV – tBUSYLH) l 420 480 ns tCNVH CNV High Time l 40 ns tCNVL CNV Low Time l 420 ns tBUSYLH CNV↑ to BUSY Delay CL = 25pF l 30 ns tQUIET Digital I/O Quiet Time from CNV↑ l 20 ns tPDH PD High Time l 40 ns tPDL PD Low Time l 40 ns tWAKE REFBUF Wake-Up Time CREFBUF = 47μF, CREFIN = 0.1μF 200 ms
CMOS I/O Mode
tSCKI SCKI Period (Notes 17, 18) l 10 ns tSCKIH SCKI High Time l 4 ns tSCKIL SCKI Low Time l 4 ns tSSDISCKI SDI Setup Time from SCKI↑ (Note 17) l 2 ns tHSDISCKI SDI Hold Time from SCKI↑ (Note 17) l 1 ns tDSDOSCKI SDO Data Valid Delay from SCKI↑ CL = 25pF (Note 17) l 7.5 ns tHSDOSCKI SDO Remains Valid Delay from SCKI↑ CL = 25pF (Note 17) l 1.5 ns tSKEW SDO to SCKO Skew (Note 17) l –1 0 1 ns tDSDOBUSYL SDO Data Valid Delay from BUSY↓ CL = 25pF (Note 17) l 0 ns tEN Bus Enable Time After CS↓ (Note 17) l 15 ns tDIS Bus Relinquish Time After CS↑ (Note 17) l 15 ns
LVDS I/O Mode
tSCKI SCKI Period (Note 19) l 4 ns tSCKIH SCKI High Time (Note 19) l 1.5 ns tSCKIL SCKI Low Time (Note 19) l 1.5 ns tSSDISCKI SDI Setup Time from SCKI (Notes 11, 19) l 1.2 ns tHSDISCKI SDI Hold Time from SCKI (Notes 11, 19) l –0.2 ns tDSDOSCKI SDO Data Valid Delay from SCKI (Notes 11, 19) l 6 ns tHSDOSCKI SDO Remains Valid Delay from SCKI (Notes 11, 19) l 1 ns tSKEW SDO to SCKO Skew (Note 11) l –0.4 0 0.4 ns tDSDOBUSYL SDO Data Valid Delay from BUSY↓ (Note 11) l 0 ns tEN Bus Enable Time After CS↓ l 50 ns tDIS Bus Relinquish Time After CS↑ l 15 ns 233516f For more information www.linear.com/LTC2335-16 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Configuration Tables Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts
a Dc TiMing characTerisTics The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. (Note 9) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
fSMPL Maximum Sampling Frequency l 1 Msps tCYC Time Between Conversions l 1 μs tCONV Conversion Time l 450 500 550 ns tACQ Acquisition Time (tACQ = tCYC – tCONV – tBUSYLH) l 420 480 ns tCNVH CNV High Time l 40 ns tCNVL CNV Low Time l 420 ns tBUSYLH CNV↑ to BUSY Delay CL = 25pF l 30 ns tQUIET Digital I/O Quiet Time from CNV↑ l 20 ns tPDH PD High Time l 40 ns tPDL PD Low Time l 40 ns tWAKE REFBUF Wake-Up Time CREFBUF = 47μF, CREFIN = 0.1μF 200 ms
CMOS I/O Mode
tSCKI SCKI Period (Notes 17, 18) l 10 ns tSCKIH SCKI High Time l 4 ns tSCKIL SCKI Low Time l 4 ns tSSDISCKI SDI Setup Time from SCKI↑ (Note 17) l 2 ns tHSDISCKI SDI Hold Time from SCKI↑ (Note 17) l 1 ns tDSDOSCKI SDO Data Valid Delay from SCKI↑ CL = 25pF (Note 17) l 7.5 ns tHSDOSCKI SDO Remains Valid Delay from SCKI↑ CL = 25pF (Note 17) l 1.5 ns tSKEW SDO to SCKO Skew (Note 17) l –1 0 1 ns tDSDOBUSYL SDO Data Valid Delay from BUSY↓ CL = 25pF (Note 17) l 0 ns tEN Bus Enable Time After CS↓ (Note 17) l 15 ns tDIS Bus Relinquish Time After CS↑ (Note 17) l 15 ns
LVDS I/O Mode
tSCKI SCKI Period (Note 19) l 4 ns tSCKIH SCKI High Time (Note 19) l 1.5 ns tSCKIL SCKI Low Time (Note 19) l 1.5 ns tSSDISCKI SDI Setup Time from SCKI (Notes 11, 19) l 1.2 ns tHSDISCKI SDI Hold Time from SCKI (Notes 11, 19) l –0.2 ns tDSDOSCKI SDO Data Valid Delay from SCKI (Notes 11, 19) l 6 ns tHSDOSCKI SDO Remains Valid Delay from SCKI (Notes 11, 19) l 1 ns tSKEW SDO to SCKO Skew (Note 11) l –0.4 0 0.4 ns tDSDOBUSYL SDO Data Valid Delay from BUSY↓ (Note 11) l 0 ns tEN Bus Enable Time After CS↓ l 50 ns tDIS Bus Relinquish Time After CS↑ l 15 ns 233516f For more information www.linear.com/LTC2335-16 7 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Converter Characteristics Dynamic Accuracy Internal Reference Characteristics Reference Buffer Characteristics Digital Inputs and Digital Outputs Power Requirements ADC Timing Characteristics Typical Performance Characteristics Pin Functions Configuration Tables Functional Block Diagram Timing Diagram Applications Information Board Layout Package Description Typical Application Related Parts