參數(shù)資料
型號(hào): LTC2246HLU#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 1-CH 14-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PQFP32
封裝: 5 X 5 MM, LEAD FREE, PLASTIC, MS-026, TQFP-32
文件頁數(shù): 15/16頁
文件大?。?/td> 273K
代理商: LTC2246HLU#TRPBF
LTC2246H
8
2246hf
FUNCTIONAL BLOCK DIAGRAM
SHIFT REGISTER
AND CORRECTION
DIFF
REF
AMP
REF
BUF
2.2μF
1μF1μF
0.1μF
INTERNAL CLOCK SIGNALS
REFH
REFL
CLOCK/DUTY
CYCLE
CONTROL
RANGE
SELECT
1.5V
REFERENCE
FIRST PIPELINED
ADC STAGE
FIFTH PIPELINED
ADC STAGE
SIXTH PIPELINED
ADC STAGE
FOURTH PIPELINED
ADC STAGE
SECOND PIPELINED
ADC STAGE
REFH
REFL
CLK
OE
MODE
OGND
OVDD
2246 F01
INPUT
S/H
SENSE
VCM
AIN
AIN
+
2.2μF
THIRD PIPELINED
ADC STAGE
OUTPUT
DRIVERS
CONTROL
LOGIC
SHDN
OF
D13
D0
Figure 1. Functional Block Diagram
TIMING DIAGRAM
tAP
N + 1
N + 2
N + 4
N + 3
N + 5
N
ANALOG
INPUT
tH
tD
tL
N – 4
N – 3
N – 2
N – 1
CLK
D0-D13, OF
2246 TD01
N – 5
N
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