CXA3218N 데이터 시트보기 (PDF) - Sony Semiconductor
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CXA3218N Datasheet PDF : 16 Pages
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CXA3218N
AGC Characteristics (PLL)
Item
21 VCO variation sensitivity
22 VCO oscillation frequency
23 PLL capture range
24 DETOUT level
DETOUT level variable
25-1
range 1
DETOUT level variable
25-2
range 2
GCONT adjustment
26
sensitivity
DETOUT frequency
27
response (8 MHz)
(Ta=25 °C, VCC=5 V, See the Electrical Characteristics Measurement Circuit.)
Pin Symbol
Conditions
Min. Typ. Max. Unit
β
∗1 32
37
42 MHz/V
fosc
∗1 —
400
—
Sum of positive/negative ∗1
MHz
CAP
—
40
—
polarities
7
VOUT Dev.=17 MHzpp, Pin 9=2.7 V 0.60 0.68 0.76 Vp-p
7
VPdB VOUT=0 dB, Pin 9=+0.5 V
1
2
—
dB
7
VMdB VOUT=0 dB, Pin 9=–0.5 V
Output level/Pin 9 DC
7 ∆ VOUT
variation
7
VOUTf 8 MHz/1 MHz
—
–2
–1
dB
2
4
6 dB/V
–1
0
1
dB
∗1 Varies according to the external constant (coil, varicap).
This characteristic is for NTSC, and it works at 480 MHz for PAL.
AC Characteristics (Video) (Ta=25 °C, VCC=5 V, See the Electrical Characteristics Measurement Circuit.)
Item
Pin Symbol
Conditions
31 IF → DET output DG
7
DGA IF input
32 IF → DET output DP
7
DPA IF input
33 fsc beat suppression level
7
IMA IF input
34 IF → DET output S/N
7
CSN IF input
Min. Typ. Max. Unit
∗1
0
0.3 1.5
%
∗1 –2
0
2
deg
40
45
—
dB
55
60
—
dB
∗1 Varies according to the external constant (coil, varicap).
AC characteristics (AFT)
Item
AFT offset adjustment
42
sensitivity
43 AFT dead zone width
44 AFTUP/AFTDOWN Low
45 AFTUP/AFTDOWN High
(Ta=25 °C, VCC=5 V, See the Electrical Characteristics Measurement Circuit.)
Pin Symbol
Conditions
Min. Typ. Max. Unit
6
fAFT/V f0 variation/Pin 6 DC variation 5
8
12 MHz/V
10, 11
10, 11
fAFT/D
AFTL
AFTH
60 180 360 kHz
0
0.1 0.4
V
4.7 4.9 VCC
—8—
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