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BU2370FV
Multimedia ICs
VCO + phase comparator for TV
BU2370FV
BU2370FV is a VCO+phase comparator ...
www.DataSheet4U.com
BU2370FV
Multimedia ICs
VCO + phase comparator for TV
BU2370FV
BU2370FV is a VCO+phase comparator IC used to construct PLL system. Adopting external LPF and divider can generate the PLL system and low jitter clocks. Output can be switched into half.
zApplications TV
zExternal dimensions (Unit : mm)
5.0 ± 0.2
zFeatures 1) VCO can oscillate output (20MHz to 60MHz) 2) High-speed edge trigger type phase comparator 3) Can control VCO, and phase comparator independently 4) 3.3V signal power supply 5) Small SSOP-B14 package
1.15 ± 0.1 6.4 ± 0.3 4.4 ± 0.2 0.1
14
8
1
7
0.15 ± 0.1
0.65
0.1 0.22 ± 0.1
SSOP-B14
zAbsolute maximum ratings (Ta=25°C)
Parameter Symbol VDD VIN Tstg Pd Limits −0.5 to +7.0 −0.5 to VDD+0.5 −30 to +125 350 Unit V V °C mW
Power supply voltalge Inpuit
voltage Operating temperature range Power dissipation
∗An operation is not guranteed. ∗Derating : 3.5mW/°C for operation above Ta=25°C. ∗Radiation resistance design is not used. ∗Power dissipation is measured when BU2370FV is placed on the board.
zRecommended operating conditions
Parameter Power supply
voltage Input H
voltage range Input L
voltage range Operating temperature Output load Symbol VDD VIH VIL Topr CL Min. 3.15 0.8VDD 0 −20 Typ. Max. 3.45 VDD 0.2VDD 70 15 Unit V V V °C pF
− − − − −
−
0.3Min.
1/5
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Multimedia ICs
zBlock diagram
OUT VDD
Frequency Input1
1/2
OUT VSS
Level Shifter
Frequency Input2
VCO Output
VCO Powerdown and Output
VCO VDD...