参数资料
型号: LTC2378IDE-18#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: ADC
英文描述: 1-CH 18-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16
封装: 4 X 3 MM, LEAD FREE, PLASTIC, MO-229WGED-3, DFN-16
文件页数: 8/24页
文件大小: 2070K
代理商: LTC2378IDE-18#TRPBF
LTC2378-18
16
237818f
TIMING DIAGRAMS
Normal Mode, Single Device
When CHAIN = 0, the LTC2378-18 operates in normal
mode. In normal mode, RDL/SDI enables or disables the
serial data output pin SDO. If RDL/SDI is high, SDO is in
high impedance. If RDL/SDI is low, SDO is driven.
Figure 13 shows a single LTC2378-18 operated in normal
mode with CHAIN and RDL/SDI tied to ground. With RDL/
SDI grounded, SDO is enabled and the MSB(D17) of the
new conversion data is available at the falling edge of
BUSY. This is the simplest way to operate the LTC2378-18.
CNV
LTC2378-18
BUSY
CONVERT
IRQ
DATA IN
DIGITAL HOST
CLK
SDO
SCK
237818 F13a
RDL/SDI
CHAIN
237818 F13
CONVERT
tACQ
tACQ = tCYC – tCONV – tBUSYLH
POWER-DOWN AND ACQUIRE
POWER-DOWN
AND ACQUIRE
CNV
CHAIN = 0
BUSY
SCK
SDO
RDL/SDI = 0
tBUSYLH
tDSDOBUSYL
tSCK
tHSDO
tSCKH
tQUIET
tSCKL
tDSDO
tCONV
tCNVH
tCYC
tCNVL
D17
D16
D15
D1
D0
12
3
16
17
18
Figure 13. Using a Single LTC2378-18 in Normal Mode
相关PDF资料
PDF描述
LTC2378IMS-18#PBF 1-CH 18-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16
LTC2378HMS-18#PBF 1-CH 18-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16
LTC2378IMS-18#TRPBF 1-CH 18-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO16
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