NTE1810 Datasheet, PDF (2/3 Pages) NTE Electronics – Integrated Circuit Color TV Video System

Electrical Characteristics: (V_CC = 12V, T_A = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
IF Amplifier w Detection w AGC w AFC Circuit
Video Detector Output
Input Sensitivity
Max. Allowable Input
Differential Gain
Differential Phase
Frequency Characteristics
RF AGC Gain
AFC Phase Det. Sensitivity
AFC Center Voltage
VCO APC Circuit
V_O f = 58.75MHz, V_i = 80dBµ, m = 87.5%
S_(IN) V_O = –3dB
V_I(max)
DG f = 58.75MHz, V_i = 80dBµ, m 87.5%
DP f = 58.75MHz, V_i = 80dBµ, m = 87.5%
f_c V_o = –3dB
G_RFAGC f = 10kHz, V_i = 10mV
m R_L = 68Ω/82kΩ
V₁₀ R_L = 68kΩ/82kΩ
1.9 2.2 2.5 V_p–p
49 53 57 dBµ
103 108 – dBµ
– 26
%
– 2 5 deg
4.5 5 6 MHz
40 44 48 dB
30 40 60 mV/kHz
4.2 6.5 8.2
V
VCO Max. Variable Range
VCO Control Sensitivity
∆f_V(1)
∆f_V(2)
b
V₁₃ = 2V
V₁₃ = 3V
+0.85 +1.5 +2.5 MHz
–4.0 –2.4 –1.4 MHz
3 4.5 6 kHz/mV
APC Pull–In Range
SIF Circuit
f_APC(1)
f_APC(2)
+0.85 +1.5 +2.5 MHz
–3.5 –2.5 –1.6 MHz
Total Detector Output
Input Limiting Voltage
DC Characteristics
V_O
V_i(lim)
f_o = 4.5MHz, f_m = 400Hz, ∆f = ±25kHz,
V_i = 100V_ms
f_o = 4.5MHz, f_m = 400Hz
400 500 650 mV_rms
– 36 40 dBµ
Circuit Current
I₄+I₁₂
50 70 90 mA
Pin Connection Diagram
GND 1
IF Input 2
IF Input 3
V_CC ⁴
IF AGC Filter 5
RF AGC Delay Adjust 6
RF AGC Output 7
Lock Detect Filter 8
AFC Coil ⁹
AFC Output ¹⁰
APC Filter Switch ¹¹
V_CC (VCO) 12
APC Filter ¹³
GND (VCO) ¹⁴
28 SIF Coil
27 SIF Coil
26 Sound Output
25 _{Sound Output Level Adjust}
24 SIF Input Bias
23 SIF Input
22 SIF Input Bias
21 GND
20 _{Video f Character Compensation}
19 Video Output
18 Video Input
17 Detector Output
16 VCO Coil
15 VCO Coil