STV0056A STMicroelectronics, STV0056A Datasheet - Page 12

• Manufacturer Part Number: STV0056A
• Description: Video ICs Analog Sound/Video
• Manufacturer: STMicroelectronics
• Type: Audio DSPr

Specifications of STV0056A

• Maximum Operating Temperature: + 70 C
• Package / Case: PDIP-56
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DC AND AC ELECTRICAL CHARACTERISTICS (continued)
STV0056A
AUXILIARY AUDIO OUTPUT (Pins S2 OUT R, S2 OUT L, S3 OUT R, S3 OUT L) (continued)
I/O
RESET
COMPOSITE SIGNAL PROCESSING
CLAMP STAGES (Pins CLAMP IN, S1, S2, S3 VID RTN)
VIDEO MATRIX
12/26
(V
THDAOFM THD on S2 or S3
DCOLVH
Symbol
DEODC
DEOMX
CC
RTCCU
RTCCD
RTDDU
RTDDD
VCL S3
ITMOD
Z
VISOG
DEBW
Z
Z
LNB
INVG
LNB
VIDC
ISCC
ISKC
DGV
DFG
BFG
OUT HV
XTK
VCL
V
OUT H
V
ZVI
OUT L
V
V
OL
OH
= 12V, V
IL
IH
D
T
Audio Output Impedance
Low Level Input
High Level Input
Low Level Output
High Level Output
Tone Frequency
Tone Signal Duty Cycle
End of Reset Threshold for V
Start of Reset Threshold for V
End of Reset Threshold for V
Start of Reset Threshold for V
VID IN
VID IN Input Impedance
DC Output Level (Pins VIDEEM)
Max AC Level before Clipping
(Pins VIDEEM)
Gain error vs GV @ 100kHz
Inverter Gain
Video Input to SCART Outputs
Gain
Bandwidth for 1V
measured on Pins VIDEEM
Differential Gain on Sync Pulses
measured on Pins VIDEEM
Intermodulation of FM subcar-
riers with chroma subcarrier
Clamp Input Sink Current
Clamp Input Source Current
Output Level on any Output
when 1V
selected for any other output
Output Buffer Gain (Pins S1 VID
OUT, S2 VID OUT, S2 VID OUT)
DC Output Level
Video Output Impedance
Sync Tip Level on Selected
Outputs (Pins S1 VID OUT, S2
VID OUT)
Sync Tip Level at S3 VID OUT
with Black Level Adjust
DD
= 5V, T
PP
Parameter
CVBS input is
amb
PP
= 25
input
o
C unless otherwise specified)
CC
DD
CC
DD
FM input as for APA50
75 s de-emphasis, no ANRS
Low impedance mode
High impedance mode
I
I
No load connected on I/O
V
V
V
V
External load current < 1 A
GV = 0dB, Reg 01 = 00
GV = 0 to 12.7dB, Reg 01 = 00
De-emphasis amplifier mounted in unity
gain, Normal video selected
@ - 3dB with GV = 0dB, Reg 01 = 00
GV = 0dB, 1V
25Hz sawtooth (input : VID IN)
7.02 and 7.2MHz sub-carriers,
12.2dB lower than chroma
V
V
@ 5MHz
@ 100kHz
High impedance mode
High impedance mode
1V
Register 4
b6 b7
0
0
1
1
sink
source
DD
DD
CC
CC
IN
IN
PP
= 2mA
0
1
0
1
= 3V
= 2V
= 5V, V
= 5V, V
= 12V, V
= 12V, V
CVBS through 10nF on input
= 2mA
CC
CC
Test Conditions
DD
DD
PP
going up
going down
going up
going down
CVBS + 0.5V
PP
3F
Min. Typ. Max.
22.2
2.25
2.25
1.87
1.05
-0.5
-0.9
2.4
3.2
0.5
30
49
10
40
16
-1
7
2
22.2
2.45
2.45
1.36
1.52
1.67
1.84
0.3
0.2
4.6
8.7
7.9
3.8
3.5
-60
-60
1.3
60
44
50
11
50
23
-1
0
0
1
2
0
22.2
2.65
2.65
2.13
1.55
100
-1.1
0.8
0.4
0.5
1.5
0.2
55
51
14
60
30
1
1
1
MHz
Unit
kHz
V
k
k
dB
dB
dB
dB
k
%
%
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
PP
A
A