AN5095 データシートの表示（PDF） - Panasonic Corporation

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AN5095

Single chip IC with I2C bus interface for PAL/NTSC color TV system

Panasonic Corporation 

ICs for TV

AN5095K

s Electrical Characteristics at Ta = 25°C (continued)

• Design reference data

Note) The characteristics listed below are theoretical values based on the IC design and are not guaranteed.

Parameter

Symbol

Conditions

Min Typ Max Unit

VIF circuit Typical input; fP = 38.9 MHz, VIN = 90 dBµ

Input sensitivity

VPS Input level at which VPO1 becomes −3 dB  45  dBµ

Maximum allowable input

VPmax Input level at which VPO1 becomes +1 dB  110  dBµ

SN ratio

SNP

50   dB

Differential gain

DGP

 5

%

Differential phase

DPP

  5 deg

Black-noise detection level *4 ∆VBN Difference from sync. peak value

 − 45  IRE

Black-noise clamp level *4

∆VBNC Difference from sync. peak value

 45  IRE

RF-AGC operation sensitivity GRF Input level difference, when V27 = 1 V 0.5  3.0 dB

goes to 7 V

VCO switch-on drift

∆fPD Frequency drift from 5 sec. to 5 min. after 

SW-on

 200 kHz

Inter modulation *5

IM VfC − VfP = −2 dB, VfS − VfP = −12 dB 46  

dB

RF-AGC adjustment sensitivity SRF Output voltage in data 1-step,

average change amount of V27

1  4 V/step

AFT offset adjustment sensitivity SAFT Output voltage in data 1-step,

average change amount of V30

0.1  0.3 V/step

Video detection output fluctuation ∆VP/V VCC = ±10%

with VCC

  ±15 %

Video detection output-

temperature characteristics

∆VP/T Ta = −20°C to +70°C

  ±10 %

Input resistance (pin 24, pin 25) RI24,25 f = 38.9 MHz

 1.2  kΩ

Input capacitance (pin 24, pin 25) CI24,25 f = 38.9 MHz

 4.0  pF

Sound-IF output level

VSIF fS = 38.9 MHz − 6.0 MHz, P/S = 20 dB 90  110 dBµ

VCO control sensitivity

βP ∆V42 = ±0.1 V

2.0  3.5 kHz/mV

VCO adjustment range

fVCO Free-running frequency change width 3  5 MHz

at data 0C = 00 to 7F

RF-AGC delay point-temperature ∆VDP/T Ta = −20°C to +70°C

characteristics

 5

dB

VCO free-running frequency-

temperature characteristics

∆fP/T Ta = −20°C to +70°C

 300  kHz

AFT center frequency-temperature ∆fAFT/T Input frequency at which AFT output  300  kHz

characteristics

voltage becomes 4.5 V, Ta = −20°C to

+70°C

External mode output DC voltage V41EXT Output DC voltage at AV-SW

outside mode

0.5 1.0 1.8 V

Note) *1 to *9: Refer to "Explanation of test methods".

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