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UPD178024 数据表(PDF) 28 Page - Renesas Technology Corp

部件名 UPD178024
功能描述  MOS INTEGRATED CIRCUIT
PDF  58 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

UPD178024 数据表(HTML) 28 Page - Renesas Technology Corp

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26
µPD178023, 178024
Data Sheet U14126EJ2V0DS00
3.7 PLL Frequency Synthesizer
Figure 3-11. Block Diagram of PLL Frequency Synthesizer
Internal Bus
Internal Bus
PLL Mode
Select Register
(PLLMD)
PLL
Data Transfer
Register (PLLNS)
PLL
NS0
PLL
MD0
PLL
MD1
PLL
RF2
PLL
RF1
PLL
RF0
PLL
UL0
PLL Reference
Mode Register
(PLLRF)
PLL Unlock
F/F Judge Register
(PLLUL)
PLL
RF3
2
Input Select
Block
Programmable
Divider
Phase
Comparator
( -DET)
Unlock
F/F
Reference
Frequency
Generator
4.5 MHz
4
Charge
Pump
EO1
EO0
VCOH
VCOL
Mixer
2
fN
fr
PLL Data Register
(PLLRL, PLLRH, PLLR0)
φ
Voltage
Control
Generator
Lowpass
Filter
Note
Note
VCOL
DMD
VCOH
DMD
Note
External circuit.



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