THS7303 Datasheet, PDF (6/43 Pages) Texas Instruments – 3-Channel Low Power Video Amplifier with I2C Control, Selectable Filters, 6-dB Gain, SAG Correction, 2:1 Input MUX, and Selectable Input Bias Modes

THS7303
SLOS479 – OCTOBER 2005
www.ti.com
ELECTRICAL CHARACTERISTICS, V_S+ = 5 V
R_L = 150 Ω to GND, Filter Select = 9 MHz, Input Bias = dc, SAG pin shorted to the output pin (unless otherwise noted)
PARAMETER
TEST CONDITIONS
TYP
25°C
25°C
OVERTEMPERATURE
0°C to 70°C
–40°C to
85°C
UNITS
MIN/MAX
AC PERFORMANCE
Filter Select = 9 MHz⁽¹⁾
9
7.6/10.4
7.4/10.6
7.3/10.7
MHz
Min/Max
Small-signal bandwidth
(–3 dB) V_O– 0.1 V_PP
Filter Select = 16 MHz⁽¹⁾
Filter Select = 35 MHz⁽¹⁾
16
13.4/18.6 13.1/18.9
35
29.4/40.6 29.1/40.9
13/19
29/41
MHz
MHz
Min/Max
Min/Max
Filter Select = Bypass
190
MHz
Filter Select = 9 MHz
9
MHz
Large-signal bandwidth
Filter Select = 16 MHz
16
(–3 dB) V_O– 2 V_PP
Filter Select = 35 MHz
35
MHz
MHz
Filter Select = Bypass
90
MHz
Slew rate
Filter Select = Bypass
320
V/µs
Filter Select = 9 MHz
53
ns
Filter Select = 16 MHz
31
ns
Group delay at 100 kHz
Filter Select = 35 MHz
16.5
ns
Filter Select = Bypass
2.9
ns
Filter Select = 9 MHz: at 5.1 MHz
10.5
ns
Group delay variation with
respect to 100 kHz
Filter Select = 16 MHz: at 11 MHz
7.5
ns
Filter Select = 35 MHz: at 27 MHz
4.5
ns
Group delay matching
All filters: channel-to-channel
0.5
ns
Filter Select = 9 MHz: at 5.75 MHz
0.2
-0.3/0.9
-0.5/1.1
-0.6/1.2
dB
Min/Max
Filter Select = 9 MHz: at 27 MHz
42
33
32
31
dB
Min
Attenuation with respect to
100 kHz
Filter Select = 16 MHz: at 11 MHz
Filter Select = 16 MHz: at 54 MHz
0.25
-0.3/0.9
-0.5/1.1
44
33
32
-0.6/1.2
31
dB
Min/Max
dB
Min
Filter Select = 35 MHz: at 27 MHz
0.7
-0.3/2.7
-0.5/2.8
-0.6/2.9
dB
Min/Max
Filter Select = 35 MHz: at 74 MHz
28
15
14
13
dB
Min
Mute feed through
Filter Select = Bypass: at 30 MHz
73
dB
Differential gain
Filter Select = 9 MHz: NTSC/PAL
0.2%/0.35%
Differential phase
Filter Select = 9 MHz: NTSC/PAL
0.73°/0.86°
Filter Select = 9 MHz
–61
dB
Total harmonic distortion
Filter Select = 16 MHz
–66
dB
f = 1 MHz, 2 V_PP
Filter Select = 35 MHz
–66
dB
Filter Select = Bypass
–67
dB
Filter Select = 9 MHz, 480i source
84
dB
Signal to noise ratio (unified _{Filter Select = 16 MHz, 480p source}
82
dB
weighting per CCIR 576-2
recomendation)
Filter Select = 35 MHz, 720p source
79
dB
Filter Select = Bypass⁽²⁾, 720p source
67
dB
Filter Select = 9 MHz: at 1 MHz
–65
dB
Channel-to-Channel
Filter Select = 16 MHz: at 1 MHz
–67
dB
Crosstalk
Filter Select = 35 MHz: at 1 MHz
–69
dB
Filter Select = Bypass: at 1 MHz
–70
dB
Filter Select = 9 MHz: at 5.1 MHz
70
dB
Filter Select = 16 MHz: at 11 MHz
69
dB
MUX Isolation
Filter Select = 35 MHz: at 27 MHz
71
dB
Filter Select = Bypass: at 60 MHz
68
dB
AC gain – All channels
f = 100 kHz
6
5.7/6.3
5.65/6.35
5.65/6.35
dB
Min/Max
Output impedance
f = 10 MHz
0.7
Ω
(1) The Min/Max values listed are specified by design only. PCB capacitance affects the filter characteristics, especially the 35-MHz and
bypass mode responses.
(2) Bandwidth up to 100-MHz, No Weighting, Tilt Null
6