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TSH340IDT

P1-P3P4-P6P7-P9P10-P12P13-P13
TSH340 Using the TSH340 to Drive Video Signals
10/13
5 Using the TSH340 to Drive Video Signals
Figure 24. Implementation of the video driver on output video DACs
Synchronization Tip
0 IRE
Black Level
Image Content
30 IRE
White Level
100 IRE
1Vp-p
300mV
0V
125mV
Synchronization Tip
0 IRE
Black Level
Image Content
30 IRE
White Level
100 IRE
1Vp-p
300mV
0V
125mV
V
OL
(100MHz) = 180mV (Figure 8)
To drive the video signal properly, the output of the driver must be at least equal to 250mV
(assuming V
OS
and V
OL
variations).
z 1st solution:
Set the video DAC 0-IRE output level to 125mV.
z 2nd solution:
Implementation of a DC component in the input of the driver.
+5V
1.125V
125mV
time
Volt
75Ω
75Ω Cable
75Ω
1Vpp
2Vpp
1Vpp
Video
DAC
2.250V
time
Volt
6dB
LPF
Reconstruction
Filtering
250mV
Video
Signal
Video
Signal
+5V
1.125V
125mV
time
Volt
1.125V
125mV
time
1.125V
125mV
time
Volt
75Ω
75Ω Cable
75Ω
1Vpp1Vpp
2Vpp
1Vpp1Vpp
Video
DAC
2.250V
time
Volt
6dB
LPF
Reconstruction
Filtering
250mV
Video
Signal
Video
Signal
33uF
+5V
1.125V
125mV
time
Volt
75Ω
75Ω Cable
75Ω
1Vpp
2Vpp
1Vpp
Video
DAC
2.250V
time
Volt
6dB
LPF
Reconstruction
Filtering
250mV
1k
DC component
=125mV
Video
Signal
Video
Signal
33uF
+5V
1.125V
125mV
time
Volt
1.125V
125mV
time
1.125V
125mV
time
Volt
75Ω
75Ω Cable
75Ω
1Vpp1Vpp
2Vpp
1Vpp1Vpp
Video
DAC
2.250V
time
Volt
6dB
LPF
Reconstruction
Filtering
250mV
1k
DC component
=125mV
Video
Signal
Video
Signal
Package Mechanical Data TSH340
11/13
6 Package Mechanical Data
6.1 SO-8 package
DIM.
mm. inch
MIN. TYP MAX. MIN. TYP. MAX.
A 1.35 1.75 0.053 0.069
A1 0.10 0.25 0.04 0.010
A2 1.10 1.65 0.043 0.065
B 0.33 0.51 0.013 0.020
C 0.19 0.25 0.007 0.010
D 4.80 5.00 0.189 0.197
E 3.80 4.00 0.150 0.157
e 1.27 0.050
H 5.80 6.20 0.228 0.244
h 0.25 0.50 0.010 0.020
L 0.40 1.27 0.016 0.050
k ˚ (max.)
ddd 0.1 0.04
SO-8 MECHANICAL DATA
0016023/C
8
TSH340 Package Mechanical Data
12/13
6.2 SOT23-5L (5-pin) package
DIM.
mm. mils
MIN. TYP MAX. MIN. TYP. MAX.
A 0.90 1.45 35.4 57.1
A1 0.00 0.15 0.0 5.9
A2 0.90 1.30 35.4 51.2
b 0.35 0.50 13.7 19.7
C 0.09 0.20 3.5 7.8
D 2.80 3.00 110.2 118.1
E 2.60 3.00 102.3 118.1
E1 1.50 1.75 59.0 68.8
e.95 37.4
e1 1.9 74.8
L 0.35 0.55 13.7 21.6
SOT23-5L MECHANICAL DATA
0
P1-P3P4-P6P7-P9P10-P12P13-P13

TSH340IDT

Mfr. #:
Buy TSH340IDT
Manufacturer:
STMicroelectronics
Description:
Video Amplifiers Dual FM Receiver
Lifecycle:
New from this manufacturer.
Delivery:
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