NTE NTE7054 Datasheet

NTE7054

Integrated Circuit

Single Chip TV Processor

Features:

VIF

D PLL Type Video Detector for the High Picture & Sound Quality D High Gain VIF Amp (Pre–Amp Unnecessary) D High Speed AGC D Built–In APC Time Constant Switch

SIF

D Audio IN/OUT at Same Time D Video/Audio Simultaneous Muting, or Audio–Only Muting Possible

Audio/Video Switch

D INT/EXT AV Switch

Delay Line V ideo EXT, Audio EXT SW Condition

OFF IN D OFF EXT C

ON EXT B ON IN A

OSD

D RGB 3 Input D RGB Linear Amp (–6dB Input: 2V to 5V) D Fast Blanking (With B In)

Chroma

D Built–In ACC Filter, Killer Filter D Built–In Carrier Filter

Video

D Black Expression D DC Restoration Compensation D Built–In Delay Line D Wide Band Width (9MHz): Delay Line Short D A Quadratic Differentiation Circuit allowing Soft Video Tone Operation also Incorporated D S Input for VCR D DC Restoration Variable (By External Circuit)

Deflection

D Horizontal and Vertical Sync are not Adjustable D Dual AFC System with Excellent Horizontal Noise Characteristics D V–Sync Sensitivity Externally Adjustable D Vertical Size is Constant with No–Signal (60Hz Constant Frequency) D High Stability for Copy Guard Tape (Macrovision) D High Stability for Skew of VCR

Electrical Characteristics: (TA = +25C, VCC = V14 = V11 = 9V, ICC = I30 = 13mA unless

otherwise specified)

Parameter Symbol Test Conditions Min Typ Max Unit

VIF (fP = 45.7MHz)

Video Detector DC Output Voltage 1 V AFT Output Voltage V Maximum RF AGC Control Voltage V Minimum RF AGC Control Voltage V VIF Input Sensitivity V

VIF AGC Control Range GR Maximum Input (VO = 0.8V

Quiescent 4.2 4.6 5.0 V

Quiescent 2.8 4.4 5.8 V

CW = 35dBµ, RF AGC VR = min 7.6 8.0 8.3 V

49H

CW = 35dBµ, RF AGC VR = max 0 0.01 0.3 V

49L

VIF Input Level at which Video

Output is 0.8V

(40% MOD)

P–P

)

30 36 42 dBµ

60 68 – dB

– Input Sensitivity

VIF Maximum Permissible Input V

VIF Input Level at which Video

100 107 – dBµ

Output is +1dB

Video Detector Output V

Vi = 80dBµ, AM = 78% MOD 1.7 2.0 2.3 V

O44

P–P

Differential Gain DG Vi = 80dBµ, 87.5% Video MOD – 3.0 10 % Differential Phase DP Vi = 80dBµ, 87.5% Video MOD – 3.0 10 deg Video Signal to Noise Ratio S/N Vi = 80dBµ (AM 78% MOD)/CW 47 53 – dB Sync–Tip Level V44 TIP CW = 80dBµ 2.0 2.3 2.6 V Video Frequency Characteristic fc Frequency at which Video Output

5.0 7.0 – MHz

is Down 3dB VIF Intermodulation I Maximum AFT Control Voltage V Minimum AFT Control Voltage V

920

V3.58MHz/V920kHz, Vi = 80dBµ 35 42 – dB

CW = 80dBµ, Frequency Change 8.0 8.6 8.9 V

47H

CW = 80dBµ, Frequency Change 0.1 0.4 0.9 V

47L

AFT Detector Sensitivity Sf CW = 80dBµ, Frequency Change 30 45 65 mV/kHz AFT Switch Operation Start Voltage V

AFT SW

Black Noise Threshold Level V White Noise Threshold Level V APC Pull–In Range (U) 1 f APC Pull–In Range (L) 1 f APC Pull–In Range (U) 2 f APC Pull–In Range (L) 2 f

PU–1

PL–1

PU–2

PL–2

VCO Maximum Variable Range ∆f

∆f

VCO Control Sensitivity

BTH WTH

Test with Sweep Signal 0.5 1.2 – V

Test with Sweep Signal 1.2 1.5 1.8 V

Test with Sweep Signal 4.9 5.3 5.7 V

0.45 0.8 – MHz – –0.8 –0.45 MHz

1.0 1.7 – MHz – –1.7 –1.0 MHz

1.2 2.1 – MHz – –2.1 –1.2 MHz

1.4 2.8 5.6 kHz/mV

SIF, AF (fS = 45.7MHz) SIF Input Limiting Sensitivity Vi (lim) SIF Input Level at which Detection

– 45 52 dBµ

Output is Down 3dB

FM Detector Output Voltage V

Vi = 100dBµ, ∆f = ±25kHz 380 550 750 mV

FM Detector Output Distortion THD Vi = 100dBµ, ∆f = ±25kHz – 0.4 1.0 % AM Rejection AMR Vi = 100dBµ

43 56 – dB

(FM: ∆f = ±25kHz)/(AM: 30%)

AF Amp Voltage Gain G

Vi = 100mV

, f = 400Hz 18 20 22 dB

rms

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