NTE1838 Datasheet, PDF (2/3 Pages) NTE Electronics – Integrated Circuit Color TV Video/Chroma/Deflection Circuit

Electrical Characteristics: (T_A = +25°C, V₁₆ = 12V, I₂₂ = 10mA unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Chroma
ACC Amplitude Characteristic
ACC Phase Characteristic
ACC₁
ACC₂
ACC_Ø1
ACC_Ø2
–3
0
+3 dB
–7
0
+2 dB
–
0
±3 deg
–
0
±7 deg
Maximum B–Y Demodulation Output
Unicolor Amplitude Characteristic
B–Ymax
∆GU
5.0
–
–
17
– V_PP
– dB
Tint Change Range
∆T
–
110
– deg
APC Pull–In Range
f_APC
±300 –
–
Color Difference Output DC Voltage
Color Difference DC Difference Voltage
R–Y Relative Demodulation Angle
E_RGB
E_∆RGB
∠R–Y/B–Y
6.7 7.2 7.7 V
–
– ±300 mV
–
104
– deg
G–Y Relative Demodulation Angle
∠G–Y/B–Y
– –122 – deg
R–Y Demodulation Ratio
R–Y/B–Y
–
0.9
–
G–Y Demodulation Ratio
G–Y/B–Y
–
0.3
–
Video
Video Tone Control Characteristic
G_Pmin
–5
–3
–1 dB
G_Pmax
12
15
18 dB
Video Voltage Gain
Contrast Variable Range
Frequency Response
V_G
∆G_C
∆G_V
f = 5MHz
12
15
18 dB
–
18
– dB
–5
–
– dB
Synchronization, Deflection
Sync Separation Input DC Level
Vertical Free–Running Frequency
Vertical Blanking Pulse Width
Vertical Drive Stage Voltage Gain
V_SS
f_V
T_BL
V_G
–
9.3
–
V
– f_H/296.5 – Hz
–
19H
–
–
16
– dB
Horizontal Free–Running Frequency
Horizontal Drive Output Pulse Width
Horizontal Sync Pull–In Range
f_H
T_H
f_PULL
– 15.734 – kHz
–
24.5
–
µs
±400 –
– Hz