STV2246H STMicroelectronics, STV2246H Datasheet - Page 31

• Manufacturer Part Number: STV2246H
• Manufacturer: STMicroelectronics

Specifications of STV2246H

• Lead Free Status / Rohs Status: Compliant

STV224X, STV228X, STV223X - ELECTRICAL CHARACTERISTICS
Note 7: Measured from any input to output at f = 10 kHz with RL = 10kΩ and Rg = 600Ω, Volume attenuation = 0dB.
4.4.17 AVL
4.5 CVBS, Y/C, RGB INPUTS AND CVBS OUTPUTS
4.5.1 Luminance & CVBS Inputs
4.5.2 Combined Chrominance & SVHS Selection Input
4.5.3 CVBS1 Output (Pin 29 - SDIP56)
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Reg.AVL
Symbol
Symbol
Symbol
Symbol
Symbol
AVL
R
NOISE
DC
GAVL
V
SVRV
V
S/N1
S/N2
S/N3
AFIN
I
BW
V
V
LOAD
V
LOW
OUT
XT
CLIP
-I
I
V
IN
DC
TH
IN1
MAX
Black Level Voltage
CVBS or Y Input Voltage
Negative Clamping Current
Positive Clamping Current
Dynamic Output Amplitude
Output Load Resistance
CVBS Bandwidth
Chrominance Input Voltage
Input Amplitude before Clipping
DC Voltage
SVHS Threshold Voltage
Signal to Noise Ratio from Exter-
nal Input
Signal to Noise Ratio from Exter-
nal Input
Signal to Noise Ratio from FM
Demod
Supply Voltage Rejection from
External Input
Crosstalk
Output Noise Level
Audio Input Level
AVL Gain Control Range
(7-bit Resolution)
Maximum attenuation
Regulation amplitude
Output Current
Parameter
Parameter
Parameter
Parameter
Parameter
Measured at 0 dB attenuation,
Ext. Audio Input at 500 mV
CCIR 468-4 Weighted Quasi Peak
Measured at 20 dB attenuation,
0 dB reference
Ext. Audio Input at 500 mV
Measured at 20 dB attenuation,
FM: ± 27 kHz (Standards BGDKI)
Measured at f = 100 Hz from
V
See Note 7
CCIR 468-4 Weighted Quasi Peak
Volume at minimum
Volume at typical
Volume at maximum
Volume = -25 dB, THD < 1%
Input selected on main CVBS output
During SYNC pulse
Register 1Dhex, data = 07hex
Register 1Dhex, data = 07hex
Register 1Dhex, data = 07hex
V
Burst Amplitude, 100/75 Color Bar
SVHS Mode
0V at CHR Pin
Measured at AUDIOOUT
Volume Control at maximum
CC
IN
= 1 V
= 5 V and V
PP
Test Conditions
Test Conditions
Test Conditions
Test Conditions
Test Conditions
CC
= 8 V
RMS,
RMS
Min.
Min.
Min.
1.55
0.50
Min.
2.5
Min.
20
3
1
55
52
60
70
2
Typ.
Typ.
Typ.
Typ.
1.70
0.90
0.55
3.3
4.5
27
Typ.
0.3
10
-15
20
1
100
75
60
55
50
50
Max.
1.41
Max.
Max.
Max.
Max.
1.85
1.45
35
150
1.5
0.6
7
120
60
60
V
Unit
Unit
V
Unit
MHz
Unit
V
Unit
V
µA
µA
V
V
dB
dB
kΩ
RMS
V
µA
dB
dB
dB
dB
µV
PP
dB
RMS
PP
V
V
PP
PP