NTE1747 Datasheet, PDF (2/3 Pages) NTE Electronics – Integrated Circuit TV Video Processing Circuit

Electrical Characteristics (Cont’d): (T_A = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ
Phase Detector
µ
Apply D0–changed frequency for burst 27 46
phase to Pin18.
Phase Hold Characteristics
Df Df = 1 (m.b) x 100
– 1.0
APC Pull–in Range
Demodulation Output Ratio
Demodulation Output Ratio
Demodulation Angle
Demodulation Angle
Color Killer Level
Video Voltage Amplification
DC Transfer Rate
Differential Gain
Demodulation DC Output Voltage
DC Voltage Difference Between
Demodulation Outputs
DE_O Change with Supply Volt-
age
DE_O Change with Ambient
Temperature
AIC Switching Level
Chroma Voltage Gain
AIC Voltage Gain
AIC Sensitivity
Phase Compensation Center
Phase Compensation Range
Phase Compensation Range
Phase Compensations Quantity
Phase Compensations Quantity
Max. Phase Compensation
Quantity
f_APC
R/B
G/B
<R
<G
e_k
A_V1
A_V2
T_DC
DG
E_O(DC)
DE_X–Y
DE_X–Y/V_C
C
DE_X–Y/T_A
V_SW
G_Vchroma
G_vAIC
S_AIC
Q₀
Q_c1
Q_c2
Q_Q1
Q_Q2
Q_Qmax1
Q_Qmax2
Rainbow 150mV_P–P measured by
changing burst frequency
Demodulator input 0.5V_P–P,
f = 3.59MHz
Demodulator input 0.5V_P–P,
f = 3.59MHz
Demodulator input 0.5V_P–P,
f = 3.59MHz, LB = 0dg
Demodulator input 0.5V_P–P,
f = 3.59MHz, LB = 0dg
Attenuation from rainbow 150mV_P–P
(=0dB) to killer operation
Sine wave input 0.3V_P–P at 20kHz,
contrast max., picture min.
Sine wave input 0.3V_P–P at 20kHz,
contrast 75%
Video input 0.5V_P–P (stair step),
APL10 % to 90%. Contrast max.
Picture min.
Video input 0.5V_p–p (stair step),
APL10 ∼ 90%. Contrast max.
picture min.
Input invalid signal, V_CO oscillation,
demodulator outputs
Differential voltage of demodulator
outputs
V_CC = 12V ± 20%, for V_CC = 12V
T_A = –20 ∼ +70°C. for T_A = +25°C
f = 3.58MHz, Pin21 level when
Pin 0 = 10V
Chroma/Burst 350/150mV_P–P,
Phase 123
Chroma/Burst 200/150mV_P–P,
Phase 123’ color killer OFF
Chroma/Burst 300/100mV_P–P,
Phase 0 tint center
Chroma/Burst 150mV_P–P
Color Compensation ON
±550
0.84
0.25
86.5
229
–35
7.0
6.3
86.0
–
7.20
–
–
–
160
1.6
14.5
0.7
115
100
–108
17
–18
51
–55
±800
0.93
0.29
90.0
236
–40
7.7
7.0
90.5
–
7.60
–
0
0
260
2.2
19.0
1.15
123
112
–120
21.5
–22.5
59
–63
Max
64
1.6
–
1.02
0.33
94.5
243
–45
8.4
7.6
95.0
5
8.05
300
±60
±60
340
2.7
23.5
1.5
134
124
–132
26
–28
67
–71
Unit
mV/deg
deg/
100Hz
Hz
times
times
deg.
deg.
dB
times
times
%
%
V
mV
mV
mV
mV_p–p
V_p–p
dB
V_p–p
deg.
deg.
deg.
deg.
deg.
deg.
deg.