参数资料
型号: TLC2578IPWRG4
厂商: TEXAS INSTRUMENTS INC
元件分类: ADC
英文描述: 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
封装: GREEN, PLASTIC, TSSOP-24
文件页数: 18/49页
文件大小: 1137K
代理商: TLC2578IPWRG4
TLC3574, TLC3578, TLC2574, TLC2578
5V ANALOG, 3/5V DIGITAL, 14/12BIT, 200KSPS, 4/8CHANNEL
SERIAL ANALOGTODIGITAL CONVERTERS WITH ±10V INPUTS
SLAS262C OCTOBER 2000 REVISED MAY 2003
25
WWW.TI.COM
operation cycle timing
4 SCLKs
4-bit Command
12-bit CFR Data (Optional)
12 SCLKs for Short
44 SCLKs for Long
4 SCLKs
12 SCLKs for Short
44 SCLKs for Long
Delay From
SDI
2-bit Don’t Care
14-bit Data (Previous Conversion)
SDO
SDI
SDO
15 ns
15 nS
Active FS
t(setup)
t(sample)
t(convert)
t(overhead)
t(delay)
t(setup)
t(sample)
t(convert)
t(overhead)
CSTAR (For Extended Sampling) occurs at
or after the rising edge of eleventh SCLK
CSTAR (For Extended Sampling) occurs at
or after the rising edge of eleventh SCLK
CS Initiates
Operation
FS Initiates
Operation
18 OSC for Internal OSC
72 SCLK for External Clock
18 OSC for Internal OSC
72 SCLK for External Clock
4-bit Command
12-bit CFR Data (Optional)
2-bit Don’t Care
Active CS (FS Is Tied to High)
Active CS (CS Can Be Tied to Low)
14-bit Data (Previous Conversion)
§
CS
Low to FS High
Non JEDEC terms used.
18 internal OSC or 72 SCLK for TLC3574 and TLC3578,
13 internal OSC or 52 SCLK for TLC2574 and TLC2578.
§ For TLC3574 and TLC3578, 14-bits are result of previous conversion, last two bits are don’t care. For TLC2574 and TLC2578, 12-bits are result
of previous conversion, last four bits are don’t care.
相关PDF资料
PDF描述
TLC3578IDWG4 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC2578IDWG4 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC2578IPWR 8-CH 12-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC3578IDW 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
TLC3578IDWRG4 8-CH 14-BIT SUCCESSIVE APPROXIMATION ADC, SERIAL ACCESS, PDSO24
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