19-4122; Rev 0; 4/08
KIT
ATION
EVALU
BLE
AVAILA
Low-Cost, 6-Channel SD Plus HD/SD
Selectable Video Filters and Buffers
General Description
Features
♦
Three Selectable 6th-Order 9MHz/33MHz
(SD/HD) Filters
♦
Three Fixed 5th-Order 9MHz (SD) Filters
♦
+6dB Output Buffers
♦
Transparent Input Clamp
♦
AC- or DC-Coupled Inputs
♦
AC- or DC-Coupled Outputs
♦
0.8dB Peaking Passband Response
(MAX11507) on Three SD-Only Channels
♦
Output Buffers Drive a Standard 150Ω Video
Load
♦
Single +5V Power Supply
♦
Lead-Free 16-Pin QSOP Package
MAX11506/MAX11507
The MAX11506/MAX11507 integrated filters offer six
channels, three for standard-definition (SD) video and
three for either SD or high-definition (HD) video, and
include +6dB output buffers on each channel. These
video filters are ideal for anti-aliasing and DAC smooth-
ing in applications such as set-top boxes, digital video
recorders, DVD players, and personal video recorders.
The MAX11506/MAX11507 video inputs feature a trans-
parent clamp compatible with AC- and DC-coupled input
signals and allow DAC outputs to be directly coupled. The
filters provide -3dB bandwidth of 9.0MHz for the SD filters
and 33MHz for the HD filters. Each channel includes an
output buffer with a gain of +6dB capable of driving a full
2V
P-P
video signal into a 150Ω video load. The buffers
drive either AC- or DC-coupled loads and assure a blank-
ing level of below 1V after the backmatch resistor. DC-
coupling eliminates bulky coupling capacitors.
The MAX11506 offers a flat passband while the
MAX11507 features 0.8dB peaking on the three SD-only
channels to compensate for system roll-off. The
MAX11506/MAX11507 operate from a single +5V supply
and are available in the 0°C to +70°C commercial tem-
perature grade. The MAX11506/MAX11507 are offered in
the 16-pin QSOP package.
Ordering Information
PART
MAX11506CEE+
MAX11507CEE+
TEMP RANGE
0°C to +70°C
0°C to +70°C
PIN-
FREQUENCY
PACKAGE RESPONSE
16 QSOP
16 QSOP
Flat
High
Frequency
Boost
+Denotes
a lead-free package.
Applications
Cable and Satellite Set-Top Box Receivers
HDTVs
DVD Players
Personal Video Recorders
Digital Video Recorders (DVRs)
SDTVs
Video On-Demand
HD Recorders
Typical Operating Circuit appears at end of data sheet.
Block Diagram
SDIN1
TRANSPARENT
CLAMP
TRANSPARENT
CLAMP
TRANSPARENT
CLAMP
9MHz, 5TH ORDER
6dB
SDOUT1
SDIN2
6dB
SDOUT2
Pin Configuration
TOP VIEW
SDIN1 1
SDIN2 2
SDIN3 3
V
CC
4
FSEL 5
SD/HDIN1 6
SD/HDIN2 7
SD/HDIN3 8
SDIN3
6dB
SDOUT3
+
16 SDOUT1
15 SDOUT2
14 SDOUT3
SD/HDIN1
MAX11506
MAX11507
TRANSPARENT
CLAMP
TRANSPARENT
CLAMP
TRANSPARENT
CLAMP
9MHz/33MHz, 6TH ORDER
6dB
SD/HDOUT1
MAX11506
MAX11507
13 GND
12 GND
11 SD/HDOUT1
10 SD/HDOUT2
9
SD/HDOUT3
SD/HDIN2
6dB
SD/HDOUT2
SD/HDIN3
FSEL
6dB
SD/HDOUT3
QSOP
________________________________________________________________
Maxim Integrated Products
1
For pricing, delivery, and ordering information, please contact Maxim Direct at 1-888-629-4642,
or visit Maxim’s website at www.maxim-ic.com.
Low-Cost, 6-Channel SD Plus HD/SD
Selectable Video Filters and Buffers
MAX11506/MAX11507
ABSOLUTE MAXIMUM RATINGS
V
CC
to GND ............................................................. -0.3V to +6V
All Other Pins
to GND ................-0.3V to the lower of (V
CC
+ 0.3V) and +6V
Continuous Power Dissipation (T
A
= +70°C)
16-Pin QSOP (derate 9.6mW/°C above +70°C)....... 771.5mW
Maximum Current into Any Pin except V
CC
and GND .....±50mA
Operating Temperature Range...............................0°C to +70°C
Storage Temperature Range .............................-65°C to +150°C
Lead Temperature (soldering, 10s) .................................+300°C
Junction Temperature ......................................................+150°C
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
DC ELECTRICAL CHARACTERISTICS
(V
CC
= +5V, R
LOAD
= 150Ω to GND, C
IN
= 0.1µF, T
A
= 0°C to +70°C, unless otherwise noted.)
PARAMETER
Supply Current
Supply Voltage Range
Input-Voltage Range
Digital Input High Voltage
Digital Input Low Voltage
SYMBOL
I
CC
V
CC
V
IN
V
IH
V
IL
2.0
0.8
4.75
CONDITIONS
MIN
TYP
40
5.00
1.4
MAX
61
5.25
UNITS
mA
V
V
V
V
AC ELECTRICAL CHARACTERISTICS
(V
CC
= +5V, R
LOAD
= 150Ω to GND, C
IN
= 0.1µF, T
A
= 0°C to +70°C, frequency response relative to 100kHz, unless otherwise
noted.)
PARAMETER
SYMBOL
MAX11506, SD
-1dB Bandwidth
f
1dB
MAX11506, SD/HD in SD mode
MAX11507, SD
MAX11507, SD/HD in SD mode
-3dB Bandwidth
Stopband Attenuation
Low-Frequency Gain
Differential Gain
Differential Phase
Total Harmonic Distortion
Channel-to-Channel Crosstalk
Signal-to-Noise Ratio
Propagation Delay
Power-Supply Rejection Ratio
f
3dB
A
SB
A
V
dG
dφ
THD
X
TALK
SNR
t
PD
PSRR
f = 27MHz
No load
All channels
All channels
V
OUT
= 1.4V
P-P
, f = 1MHz (all channels)
f = 1MHz
Peak signal (2V
P-P
) to RMS noise, 100kHz, 4.2MHz
f = 4.5MHz
DC (all channels)
5.8
CONDITIONS
MIN
4.5
4.5
5.0
4.5
TYP
7.9
7.9
8.6
7.9
9.0
48
6.0
0.5
0.2
0.1
-60
71
59
45
6.2
MHz
dB
dB
%
Degrees
%
dB
dB
ns
dB
MHz
MAX
UNITS
STANDARD-DEFINITION VIDEO
2
_______________________________________________________________________________________
Low-Cost, 6-Channel SD Plus HD/SD
Selectable Video Filters and Buffers
AC ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +5V, R
LOAD
= 150Ω to GND, C
IN
= 0.1µF, T
A
= 0°C to +70°C, frequency response relative to 100kHz, unless otherwise
noted.)
PARAMETER
HIGH-DEFINITION VIDEO
-1dB Bandwidth
-3dB Bandwidth
Stopband Attenuation
Low-Frequency Gain
Total Harmonic Distortion
Channel-to-Channel Crosstalk
Signal-to-Noise Ratio
Group-Delay Deviation
f
1dB
f
3dB
f = 37.125MHz
A
SB
A
V
V
OUT
= 1.4V
P-P
, f = 10MHz
THD
X
TALK
SNR
∆t
g
V
OUT
= 1.4V
P-P
, f = 15MHz
V
OUT
= 1.4V
P-P
, f = 22MHz
f = 1MHz
Peak signal (2V
P-P
) to RMS noise, 100kHz, 30MHz
f = 100kHz to 26MHz
f = 44.250MHz
f = 74.250MHz, T
A
= +25°C
32.0
5.8
T
A
= +25°C
23
30
33
4.0
13
46.0
6.0
0.4
0.4
0.6
-60
65
15
dB
dB
ns
%
6.2
dB
dB
MHz
MHz
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
MAX11506/MAX11507
Typical Operating Characteristics
(V
CC
= 5V, R
L
= 150Ω to GND, output DC-coupled, T
A
= +25°C.)
MAX11506 FREQUENCY RESPONSE
SD CHANNEL
MAX11506 toc01
MAX11506 PASSBAND RESPONSE
SD CHANNEL
MAX11506 toc02
MAX11507 FREQUENCY RESPONSE
SD CHANNEL
0
NORMALIZED GAIN (dB)
-10
-20
-30
-40
-50
MAX11506 toc03
10
0
NORMALIZED GAIN (dB)
-10
-20
-30
-40
-50
-60
-70
0.1
1
10
4
2
NORMALIZED GAIN (dB)
0
-2
-4
-6
NORMALIZED TO ZERO AT 100kHz
-8
10
-60
-70
10
0.1
1
10
100
100
0.1
1
FREQUENCY (MHz)
FREQUENCY (MHz)
FREQUENCY (MHz)
_______________________________________________________________________________________
3
Low-Cost, 6-Channel SD Plus HD/SD
Selectable Video Filters and Buffers
MAX11506/MAX11507
Typical Operating Characteristics (continued)
(V
CC
= 5V, R
L
= 150Ω to GND, output DC-coupled, T
A
= +25°C.)
MAX11507 PASSBAND RESPONSE
SD CHANNEL
MAX11506 toc04
FREQUENCY RESPONSE
SD/HD CHANNEL IN SD MODE
0
NORMALIZED GAIN (dB)
-10
-20
-30
-40
-50
MAX11506 toc05
PASSBAND RESPONSE
SD/HD CHANNEL IN SD MODE
MAX11506 toc06
4
2
NORMALIZED GAIN (dB)
0
-2
-4
-6
NORMALIZED TO ZERO AT 100kHz
-8
0.1
1
FREQUENCY (MHz)
10
4
2
NORMALIZED GAIN (dB)
0
-2
-4
-6
NORMALIZED TO ZERO AT 100kHz
-8
-60
-70
10
0.1
1
10
100
FREQUENCY (MHz)
0.1
1
FREQUENCY (MHz)
10
FREQUENCY RESPONSE
SD/HD CHANNEL IN HD MODE
MAX11506 toc07
PASSBAND RESPONSE
SD/HD CHANNEL IN HD MODE
MAX11506 toc08
GROUP DELAY vs. FREQUENCY
SD CHANNEL
MAX11506 toc09
10
0
NORMALIZED GAIN (dB)
-10
-20
-30
-40
-50
-60
-70
0.1
1
10
4
2
NORMALIZED GAIN (dB)
0
120
100
80
DELAY (ns)
60
40
20
-2
-4
-6
NORMALIZED TO ZERO AT 100kHz
-8
0
0.1
1
10
100
0.1
1
10
100
FREQUENCY (MHz)
FREQUENCY (MHz)
100
FREQUENCY (MHz)
GROUP DELAY vs. FREQUENCY
SD/HD CHANNEL IN SD MODE
MAX11506 toc10
GROUP DELAY vs. FREQUENCY
SD/HD CHANNEL IN HD MODE
MAX11506 toc11
DIFFERENTIAL GAIN, NTSC
SD CHANNEL
0
DIFFERENTIAL GAIN (%)
-0.1
-0.2
-0.3
-0.4
-0.5
-0.6
-0.7
MAX11506 toc12
100
90
80
70
DELAY (ns)
60
50
40
30
20
10
0
0.1
1
10
40
35
30
DELAY (ns)
25
20
15
10
5
0
1.0
100
0.1
1
10
100
1
2
3
4
STEP
5
6
7
FREQUENCY (MHz)
FREQUENCY (MHz)
4
_______________________________________________________________________________________
Low-Cost, 6-Channel SD Plus HD/SD
Selectable Video Filters and Buffers
Typical Operating Characteristics (continued)
(V
CC
= 5V, R
L
= 150Ω to GND, output DC-coupled, T
A
= +25°C.)
DIFFERENTIAL PHASE, NTSC
SD CHANNEL
MAX11506 toc13
MAX11506/MAX11507
DIFFERENTIAL GAIN, NTSC
SD/HD CHANNEL IN SD MODE
MAX11506 toc14
DIFFERENTIAL PHASE, NTSC
SD/HD CHANNEL IN SD MODE
MAX11506 toc15
0.4
0.7
0.6
DIFFERENTIAL GAIN (%)
0.5
0.4
0.3
0.2
0.1
0
0.4
DIFFERENTIAL PHASE (deg)
0.2
DIFFERENTIAL PHASE (deg)
0.3
0.3
0.2
0.1
0.1
0
0
-1.0
1
2
3
4
STEP
5
6
7
-1.0
1
2
3
4
STEP
5
6
7
-1.0
1
2
3
4
STEP
5
6
7
2T RESPONSE
SD CHANNEL
MAX11506 toc16
2T RESPONSE
SD/HD CHANNEL IN SD MODE
MAX11506 toc17
INPUT
INPUT
OUTPUT
OUTPUT
200ns/div
200ns/div
_______________________________________________________________________________________
5
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