MAX1474 查看數據表（PDF） - Maxim Integrated
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MAX1474 Datasheet PDF : 8 Pages
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Miniature Electronically Trimmable Capacitor
Test Circuits/Timing Diagrams
EN
DAT
tRESET
tSETUP
Figure 1. Digital Timing Diagram
COUNT
tDAT_HIGH
tSETUP
tLOAD
CIN: 9.3 TO
9.6pF
35pF
12pF
C: 6.41 TO
13.33pF
0.01µF
2MΩ
VGEN
CAPACITANCE METER
f = 1MHz
CP
CM
MAX1474
VDD
VSS
Figure 2. Q Enhancement Circuit
EN
DAT
Figure 3a. Capacitance vs. Voltage (Single Ended)
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