THS7319_14 Datasheet, PDF (10/34 Pages) Texas Instruments – 3-Channel, Very Low Power Video Amplifiers with EDTV Filters and 6-dB Gain

THS7319
SBOS468A – JUNE 2009 – REVISED JULY 2009.............................................................................................................................................................. www.ti.com
TYPICAL CHARACTERISTICS: V_S+ = 3.3 V
At T_A = +25°C, load = 150 Ω || 6.2 pF to GND, and dc-coupled input/output, unless otherwise noted.
SIGNAL GAIN vs FREQUENCY
10
V_S+ = 3.3 V
0
Input Bias = 0.65 V_DC
-10
V_OUT = 0.2 V_PP
-20
-30
-40
-50
-60
1M
V_OUT = 2.5 V_PP
V_OUT = 2 V_PP
V_OUT = 1 V_PP
10M
100M
1G
Frequency (Hz)
Figure 14.
PHASE vs FREQUENCY
45
0
-45
-90
-135
-180
-225
-270 ^VS+ ^{= 3.3 V}
-315
V_OUT = 200 mV_PP
Input Bias = 0.65 V_DC
-360
100k
1M
10M
Frequency (Hz)
Figure 16.
100M
SMALL-SIGNAL FREQUENCY RESPONSE
vs CAPACITIVE LOADING
10
0
C_L = Stray (2 pF)
-10
C_L = 10 pF
-20
C_L = 6.2 pF
-30
-40 ^{VS+ = 3.3 V}
Load = 150 W || C_L
-50 ^VOUT ^{= 200 mV}PP
Input Bias = 0.65 V_DC
-60
1M
10M
100M
Frequency (Hz)
Figure 18.
C_L = 18 pF
1G
SIGNAL GAIN vs FREQUENCY
6.5
V_OUT = 0.2 V_PP to 2.5 V_PP
6.0
5.5
5.0
4.5
4.0
3.5
3.0 ^{VS+ = 3.3 V}
Input Bias = 0.65 V_DC
2.5
1M
10 M
Frequency (Hz)
Figure 15.
100 M
GROUP DELAY vs FREQUENCY
30
V_S+ = 3.3 V
V_OUT = 200 mV_PP
25 Input Bias = 0.65 V_DC
20
15
10
5
1M
10 M
Frequency (Hz)
Figure 17.
100 M
CROSSTALK vs FREQUENCY
-20 _{VS+ = 3.3 V}
Input-Referred
-30
Channel 1 or 2
Into Channel 3
-40
Channel 1 or 3
Into Channel 2
-50
-60
-70
-80
1M
Channel 2 or 3
Into Channel 1
10 M
Frequency (Hz)
Figure 19.
100 M
10
Submit Documentation Feedback
Product Folder Link(s): THS7319
Copyright © 2009, Texas Instruments Incorporated