XR2212 查看數據表（PDF） - Exar Corporation
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XR2212 Datasheet PDF : 20 Pages
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XR-2212
Signal
Input
2
30K
Phase
Detector
Input
16
30K
Loop
Phase
Detector
Output
10
1
Vcc
Reference
Output
11 Voltage
Input Preamplifier
Phase Detector
Internal Voltage Reference
2K
5K
2K
Timing
Capacitor
13 C0 14
A A1
A
A1
VCO
5K Quad
15Out
5K
5K
12
Timing
Resistor
RO
3
VCO
Current
Output
VCO
Out
5
Inv
Inp
7
Non
Inv
Inp
9
Amp
Out
8
6
Comp
Op Amp 4 GND
Figure 4. Simplified Circuit Schematic of XR-2212
Rev. 2.01
6
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