Alinco DJ - C7 T, Руководство по обслуживанию

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13
3
1 2
H70*
7.0V +/‑ 2.5% output
1. Vss
2. Lx
3. Vout
15A01
****
***
3 1 2 4 5 6 7 8
9 10 11 12 13 14 15 16
4. VCC
5. Do
6. GND
7. LD
8. fin
9. Clock
10. Data
11. LE
12. FC
13. NC
14. fout
15.
P
16. R
LE
Data
Clock
fin
Cotrol
1 bit latch
VCC
GND
OSC IN
OSC OUT
Oscillator
Crystal
Prescaler
64/65
128/129
Programmable reference divider
Binary 14‑bit
reference counter
15‑bit latch
15‑bit latch
19‑bit shift register
19‑bit shift register
18‑bit latch
11‑bit latch 7‑bit latch
Programmable divider
Binary 7‑bit Binary 11‑bit
awallow
counter
programmable
counter
Control Circuit
fout
FC
R
P
LD
Phase
comparator
detector
Digital lock
Charge pump
Do
Vp
circuit
frequency
switching
Monitor
FC
MC
fp
fr
fr
fp
LD
fr
fp
12) MB15A01PFV1 (XA1010) PLL Frequency Synthesizer
1. OSC IN
2. OSC OUT
3. Vp
13) XC6383A701MR (XA1012) PFM Controlled, Step‑up DC/DC Converter IC