M64897GP データシートの表示（PDF） - MITSUBISHI ELECTRIC
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M64897GP Datasheet PDF : 8 Pages
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MITSUBISHI ICs (TV)
M64897GP
PLL FREQUENCY SYNTHESIZER WITH DC-DC CONVERTER FOR PC
A2, A1, A0 : 5level A/D converter output data
ADC input voltage
0.6∗VCC1 to VCC1
0.45∗VCC1 to 0.6∗VCC1
0.3∗VCC1 to 0.45∗VCC1
0.15∗VCC1 to 0.3∗VCC1
0 to 0.15∗VCC1
A2
A1
1
0
0
1
0
1
0
0
0
0
The voltage accuracy allowance range : ±0.03∗VCC1 [V]
TIMING DIAGRAM
START condition
SDA
tBUF
tLOW
tR
Power on reset operation
(Initial state the power is turned ON)
A0
BS4 to BS1
: OFF
0
1
Charge pump
: High impedance
0
Tuning amplifier
: OFF
1
Charge pump current : 270µA ∗
0
Frequency divider ratio : 1/1024
Lock detect
:H
∗ Charge pump current is replaced by 70µA when locks it by
automatic change facility.
tF
tHDSTA
SCL
STOP condition
tHDSTA
tHDDAT
tHIGH
tSUDAT
tSUSTA
START condition
tSUSTO
STOP condition
CRYSTAL OSCILLATOR CONNECTION DIAGRAM
16
18pF
4MHz
Crystal oscillator characteristics
Actual resistance : less then 300Ω
Load capacitance : 20pF
7
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