Electrical characteristics TSH173
4/13
3 Electrical characteristics
Table 3. V
CC
= +5V single supply, load: R
L
= 150Ω, T
amb
= 25°C (unless otherwise specified)
Symbol Parameter Test conditions Min. Typ. Max. Unit
DC performance
V
DC
Output DC shift
0.6 0.9 1.2
V
-40°C < T
amb
< +85°C 0.95
I
ib
Input bias current
V
CC
=+5V, V
icm
=100mV 3 6
µA
-40°C < T
amb
< +85°C 5
PSRR
Power supply rejection ratio
20 log (V
cc
/V
out
)
V
CC
=+5V,
V
CC
=200mVp-p, F=1MHz
(without any improvement of the
power supply noise rejection)
37 dB
I
CC
Supply current per channel
V
icm
=100mV, no load 7.4 9
mA
-40°C < T
amb
< +85°C 8
G DC voltage gain
1.9522.05
V/V
-40°C < T
amb
< +85°C 1.95
GM Gain matching 0.5 2 %
V
OH
High level output voltage 3.3 3.8 V
V
OL
Low level output voltage 210 mV
I
OUT
I
sink
V
in
=0.5V DC
V
out
is fixed by a generator at 2.5V
25 34
mA
I
source
V
in
=0.5V DC
V
out
is fixed by a generator at 1V
-28 -38
Dynamic performance (5th order filter)
F
C-SD
-3dB bandwidth Small signal 8.2
MHz
-1dB bandwidth
Small signal
Large signal (V
out
=2Vp-p)
5.5
5
6.5
6.3
F
att
Filter attenuation Small signal, F=27MHz 40 50 dB
Flatness
Gain flatness along a 4.5MHz
band
10kHz to 4.5MHz
V
out
=2Vp-p
+/-0.1 dB
gd Group delay 0 to 6MHz 17 ns
D Delay between each channel 0 to 6MHz 0.5 ns
dG Differential gain 0.6 %
dPh Differential phase 0.15 °
Noise
SNR Signal-to-noise ratio Bw = 10kHz to 6MHz 62 dB
TSH173 Electrical characteristics
5/13
Figure 1. Frequency response Figure 2. Gain flatness
100k 1M 10M
-80
-75
-70
-65
-60
-55
-50
-45
-40
-35
-30
-25
-20
-15
-10
-5
0
5
10
Vcc=+5V
Small signal
Vicm=0.5V
Load=150
Gain (dB)
Frequency (Hz)
100k 1M 10M
5.5
5.6
5.7
5.8
5.9
6.0
6.1
6.2
6.3
6.4
6.5
Vcc=+5V
Vin=1Vp-p
Vicm=0.5V
Load=150
Flatness (dB)
Frequency (Hz)
Figure 3. Total input noise vs. frequency Figure 4. Distortion on 150 load
100 1k 10k 100k 1M 10M
0
100
200
300
400
500
No load
Input to GND
Vcc=+5V
e
n
(nV/VHz)
Frequency (Hz)
0.0 0.5 1.0 1.5 2.0 2.5 3.0
-100
-90
-80
-70
-60
-50
-40
-30
HD3
HD2
Vcc=+5V
Vicm=0.5V
F=1MHz
Load=150
Distortion (dB)
Output Amplitude (Vp-p)
Figure 5. Cross-talk vs. frequency Figure 6. Output voltage swing vs. supply
100k 1M 10M
-90
-85
-80
-75
-70
-65
-60
-55
-50
-45
-40
-35
-30
Vcc=+5V
Load=150
Vin=1Vp-p
Vicm=+0.5V
Cross-talk (dB)
Frequency (Hz)
4.5 4.6 4.7 4.8 4.9 5.0 5.1 5.2 5.3 5.4 5.5
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
F=1MHz
Vicm=+0.5V
Load=150
Output swing (Vp-p)
Vcc (V)
Electrical characteristics TSH173
6/13
Figure 7. Quiescent current vs. supply Figure 8. I
sink
and I
source
0123456
0
5
10
15
20
25
30
Icc (mA)
Vcc (V)
1234
-40
-20
0
20
40
60
80
Vcc=+5V
Vin=+0.5V DC
Vout is fixed by a generator
Iout (mA)
Vout (V)
Figure 9. Supply current vs. T
amb
Figure 10. Output DC shift vs. T
amb
-40-20 0 20406080
17
18
19
20
21
22
23
24
25
Vcc=+5V
no Load
Ambient Temperature (°C)
I
CC
(mA)
-40-200 20406080
0.80
0.82
0.84
0.86
0.88
0.90
0.92
0.94
0.96
0.98
1.00
Vcc=+5V
Load=150
Output DCshift (V)
Temperature (°C)
Figure 11. Voltage gain vs. T
amb
Figure 12. -1dB bandwidth vs. T
amb
-40-200 20406080
5.4
5.6
5.8
6.0
6.2
6.4
6.6
Vcc=+5V
Load=150
Gain (dB)
Ambient Temperature (°C)
-40-200 20406080
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
Vin=1Vp-p
Vin=100mVp-p
Vcc=5V
Load=150
Bw@-1dB (MHz)
Ambient Temperature (°C)

TSH173IDT

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Video Amplifiers Triple Video Buffer
Lifecycle:
New from this manufacturer.
Delivery:
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