參數(shù)資料
型號: LTM9009IY-14#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: PROPRIETARY METHOD ADC, PBGA140
封裝: 11.25 X 9 MM, 2.72 MM HEIGHT, LEAD FREE, BGA-140
文件頁數(shù): 17/40頁
文件大?。?/td> 1916K
代理商: LTM9009IY-14#PBF
LTM9011-14/
LTM9010-14/LTM9009-14
24
9009101114fa
VREF
1.25V
REFH
SENSE
TIE TO VDD FOR 2V RANGE;
TIE TO GND FOR 1V RANGE;
RANGE = 1.6 VSENSE FOR
0.65V < VSENSE < 1.300V
REFL
0.1F
2.2F
INTERNAL ADC
HIGH REFERENCE
BUFFER
9009101114 F08
LTM9011-14
5
0.8x
DIFF AMP
INTERNAL ADC
LOW REFERENCE
1.25V BANDGAP
REFERENCE
0.625V
RANGE
DETECT
AND
CONTROL
1F
0.1F
applicaTions inForMaTion
Figure 8. Reference Circuit
Figure 9. Using an External 1.25V Reference
Reference
TheLTM9011-14/LTM9010-14/LTM9009-14hasaninter-
nal 1.25V voltage reference. For a 2V input range using
the internal reference, connect SENSE to VDD. For a 1V
input range using the internal reference, connect SENSE
to ground. For a 2V input range with an external reference,
apply a 1.25V reference voltage to SENSE (Figure 9).
SENSE
1.25V
EXTERNAL
REFERENCE
1F
9009101114 F09
LTM9011-14
The input range can be adjusted by applying a voltage to
SENSE that is between 0.625V and 1.30V. The input range
will then be 1.6 VSENSE. The reference is shared by all
eight ADC channels, so it is not possible to independently
adjust the input range of individual channels.
The VREF , SENSE, REFH and REFL pins are internally
bypassed, as shown in Figure 8.
相關PDF資料
PDF描述
LTM9011CY-14#PBF PROPRIETARY METHOD ADC, PBGA140
LTS4.5MCB 4.5 MHz, CERAMIC BPF
LTS5.5MCB 5.5 MHz, CERAMIC BPF
LTS6.0MCB 6 MHz, CERAMIC BPF
LTS6.5MCB 6.5 MHz, CERAMIC BPF
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