Page 1
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
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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
44
Quiescent 2.8 4.4 5.8 V
47
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
i
Output is 0.8V
(40% MOD)
P–P
P–P
)
30 36 42 dBµ
60 68 – dB
– Input Sensitivity
VIF Maximum Permissible Input V
VIF Input Level at which Video
i
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
U
L
b
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
DO
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
AV
Vi = 100mV
, f = 400Hz 18 20 22 dB
rms
rms
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Electrical Characteristics (Cont’d): (TA = +25C, VCC = V14 = V11 = 9V, ICC = I30 = 13mA unless
otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
SIF, AF (Cont’d) (fS = 45.7MHz)
AF Maximum Output Voltage VO6max Output Level at which AF Amp Out-
put Distortion is 10%
AF Electronic Attenuator Range ATT Vi = 200mV
, f = 400Hz 70 80 – dB
rms
Audio/Video Switch
Video Detector DC Output Voltage 2 V
Internal Video Input Voltage V
External Video Input Voltage V
External Audio Input Voltage V
Quiescent – 3.3 – V
38
Quiescent – 4.8 – V
42
Quiescent – 4.8 – V
40
Quiescent – 5.6 – V
3
Video
Soft Video Tone Variable Range ∆Soft f = 2MHz, 100mV
P–P
,
Video Tone VR: 4V → 0V
Sharp Video Tone Video Voltage
Gain
Video Voltage Gain G
∆Sharp f = 2MHz, 100mV
Video Tone VR: 4V → 9V
f = 100kHz, 100mV
V
P–P
,
P–P
,
Contrast VR: 9V,
Video Tone VR: 4V
Contrast Control Ceneter C
CEN
f = 100kHz, 100mV
P–P
,
Contrast VR: 9V
Contrast Control Variable Range ∆C
f = 100kHz, 100mV
V
P–P
,
Contrast VR: 3V → 9V
Brightness Control BR
BR
BR
Frequency Response fV
fV
Brightness VR: 2.0V 5.8 – – V
H
Brightness VR: 4.5V 2.6 3.1 3.6 V
CEN
Brightness VR: 7.0V – – 1.2 V
L
Contrast VR: 9V, at Delay Line Short,
1
Video Tone VR: 4V, 3dB Down
2
On Screen Display
2.0 2.8 – Vrms
–6 –4 –2 dB
3 6 9 dB
17 20 23 dB
0.45 0.57 0.69 V
P–P
20 22 24 dB
7 9 – MHz
3 5 – MHz
Blanking Pulse Threshold Level 0.7 1.0 1.3 V
–Y Output DC Voltage B– In: 2V 2.7 3.0 2.3 V
RGB Input Threshold Level 1.7 2.0 2.3 V
RGB Output DC Voltage Input: 3V – 5.5 – V
Input: 4V – 6.0 – V
Input: 5V – 6.5 – V
Chroma
Color Control Minimum ECmin Color VR: 0V, Contrast VR: 9V – – 30 mV
Color Control Center WCcen Color VR: 4.5V, Contrast VR: 6V 1.2 1.5 1.8 V
Color Contrast Variable Range C
Color VR: B – Y = 2.5V
C
P–P
,
18.5 20.0 21.5 dB
Contrast VR: 3V → 9V
Demodulator Output DC Voltage V
Demodulator Output Offset Voltage ∆V
Residual Carrier E
C – Y
Burst Signal Only, Color VR: 0V 4.7 5.2 5.7 V
Burst Signal Only, Color VR: 0V –30 0 +30 mV
C – Y
car
– – 0.3 V
P–P
P–P
P–P
Page 4
Electrical Characteristics (Cont’d): (TA = +25C, VCC = V14 = V11 = 9V, ICC = I30 = 13mA unless
otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Chroma (Cont’d)
APC Pull–In Range ∆f
ACC Amplitude Characteristics ACC
ACC
ACC Phase Characteristics ACC
ACC
Tint Control Center T
AFC
M1N
M2N
M1N
M2N
CEN
+6dB –3 0 +3 dB
–20dB –7 – +2 dB
+6dB –3 0 +3 deg
–20dB –7 – +7 deg
Tint VR: 4.5V, Color VR: 4.5V,
±500 – – Hz
–9 +3 +15 deg
Contrast VR: 6V
Tint Variable Range ∆T Tint VR: 0V ← 4.5V → 9V,
±40 – – deg
Color VR: 4.5V, Contrast VR: 6V
Demodulator Output Ratio R/B
Demodulator Phase Angle ∆RB
G/B
∆GB
N
N
N
N
Maximum Demodulator Output EC maxNColor VR: 9V, Contrast VR: 9V 4.0 5.0 – V
0.81 0.9 0.98
0.24 0.3 0.38
99 105 111 deg
–130 –120 –110 deg
P–P
Deflection
Sync Separator Input DC Level V
S (DC)
Vertical Maximum Running Period TV max
Vertical Minimum Running Period TV min
Vertical Blanking Pulse Voltage V
Vertical Output Pulse Width P
Vertical Output Pulse V oltage V
Vertical External Trigger Load Resistor R
Vertical Automatic Syncronizer Stop
H VBL
W VOUT
OUT H
V
OUT M
V
OUT L
TR
V
SAS
60
60
6.0 6.3 6.6 V
– 297 – H
– 225 – H
7.0 7.5 – V
– 8.5 – H
– 6.0 – V
– 4.6 – V
– – 0.3 V
– 2.5 3.6 kΩ
– 1.9 2.4 V
Voltage
Vertical Operation Start Voltage S
Horizontal Free–Running Frequency
∆f
VV
Deviation from 15.734kHz –70 +30 +130 Hz
H
– – 4 V
Deviation
Horizontal Sync Pull–In Range ∆fH Pull Deviation from 15.734kHz – ±400 – Hz
Horizontal Operation Start Voltage S
HV
AFC H FBP Peak Voltage FB P
H
– 4.3 5.0 V
4.1 4.6 5.1 V
VCR SW Input Voltage VCR – 1.3 2.0 V
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Pin Connection Diagram
De–Emphasis
IF AGC Filter 1
External Audio Input
Discriminator/Mute
Audio NFB
GND (VIF SIF)
IF AGC Filter 2/RF AGC VR
VCC (VIF SIF)
APC Filter
X’tal
VCC (Jungle Video Chroma)
B Input/
Blanking Input
FBP Input/BGP Output
Horiz Driver Output
Hold Down Input
CE Filter
AFC Filter
1
2
3
4
5
6Audio Output
7
8VIF Input
9VIF INput 44
10
11
15R Input 38
16G Input
17
18R – Y Output
19G – Y Output
20B – Y Output
23
52
51
50
49
48 SIF Input
47
46
45
43
42
40
37
36
35
34
33
31
30
APC Filter
VCO Coil
VCO Coil
AGC Output
AFT Output
AFT Coil
AFT Coil
Video Output 1
AV Switch
Internal Video Input
Tint VR/Service Sw12 41
External Video Input13
Contrast VR14 39
Video Output 2
GND (Jungle Video Chroma)
Chroma Input/Color VR
Black Filter
Video Input
Videotone Input
Clamp Filter21–Y Output 32
Brightness VR22
Horizontal V
Sync Input24 29
Vertical Output25 28
Horiz Coincidence Filter26 27
CC
52 27
126
1.813 (46.05) Max
.512 (13.0)
.217
(5.5)
Max
.070 (1.77)
1.750 (44.5)
.118
(3.0)
Min
.600 (15.24)
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