Device
Operating
Temperature Range
Package
MC13282A
SEMICONDUCTOR
TECHNICAL DATA
100 MHz VIDEO PROCESSOR
WITH OSD INTERFACE
ORDERING INFORMATION
MC13282AP
TA = 0
to +70
C
Plastic DIP
P SUFFIX
PLASTIC PACKAGE
CASE 724
24
1
Order this document by MC13282A/D
PIN CONNECTIONS
1
24
23
22
21
20
19
18
17
2
3
4
5
6
7
8
(Top View)
R Subcontrast
R Input
G Subcontrast
B Input
Gnd
ROSD
Blank
Video VCC
16
15
14
13
9
10
11
12
GOSD
OSD Contrast
BOSD
Contrast
G Input
B Subcontrast
VCC
Clamp
R Emitter
R Clamp
V5
G Emitter
G Clamp
Fast Commutate
B Clamp
B Emitter
NDIP24
1
MOTOROLA ANALOG IC DEVICE DATA
Advance Information
100 MHz Video Processor
with OSD Interface
The MC13282A is a three channel wideband amplifier designed for use as
a video preamp in high resolution RGB color monitors.
Features:
4.0 Vpp Output with 100 MHz Bandwidth
3.5 ns Rise/Fall Time
Subcontrast Control for Each Channel
Blanking and Clamping Inputs
Contrast Control
OSD Interface with 50 MHz Bandwidth
OSD Contrast Control
Package: NDIP24
ABSOLUTE MAXIMUM RATINGS
Rating
Pin
Value
Unit
Power Supply Voltage VCC
9
0.5, 10
Vdc
Power Supply Voltage Video VCC
17
0.5, 10
Vdc
Voltage at Video Amplifier Inputs
2, 4, 6, 8,
10, 12
0.5, +5.0
Vdc
CollectorEmitter Current (Three Channels)
17
120
mA
Storage Temperature
65 to +150
C
Junction Temperature
150
C
NOTES: 1. Devices should not be operated at these limits. Refer to "Recommended
Operating Conditions" section for actual device operation.
2. ESD data available upon request.
RECOMMENDED OPERATING CONDITIONS
Characteristic
Pin
Min
Typ
Max
Unit
Power Supply Voltage
9, 17
7.6
8.0
8.4
Vdc
Contrast Control
13
0
5.0
Vdc
Subcontrast Control
1, 3, 5
0
5.0
Vdc
Blanking Input Signal Amplitude
24
0
5.0
V
Clamping Input Signal Amplitude
23
0
5.0
V
Video Signal Amplitude
(with 75
Termination)
2, 4, 6
0.7
1.0
Vpp
OSD Signal Input
8, 10, 12
TTL
V
CollectorEmitter Current
(Total for Three Channels)
17
0
50
mA
Clamping Pulse Width
23
500
ns
Operating Ambient Temperature
0
70
C
This document contains information on a new product. Specifications and information herein
are subject to change without notice.
Motorola, Inc. 1996
Rev 0
MC13282A
2
MOTOROLA ANALOG IC DEVICE DATA
ELECTRICAL CHARACTERISTICS
(Refer to Test Circuit Figure 1, TA = 25
C, VCC = 8.0 Vdc.)
Characteristic
Condition
Pin
Min
Typ
Max
Unit
Input Impedance
2, 4, 6
100
k
Internal DC Bias Voltage
2.4
Vdc
Output Signal Amplitude
V2, V4, V6 = 0.7 Vpp
V1 V3 V5 V13 = 5 0 V
15, 19, 22
3.6
4.0
Vpp
Voltage Gain
V1, V3, V5, V13 = 5.0 V
V14 = 0 V
5.6
V/V
Contrast Control
V13 = 5.0 to 0 V
V1, V3, V5 = 5.0 V
13
26
dB
Subcontrast Control
V1, V3, V5 = 5.0 to 0 V
V13 = 5.0 V
1, 3, 5
26
dB
Emitter DC Level
15, 19, 22
1.0
1.2
1.4
Vdc
Blanking Input Threshold
24
1.25
V
Clamping Input Threshold
23
3.75
V
Video Rise Time
V2, V4, V6 = 0.7 Vpp
Vout = 4 0 Vpp
15, 19, 22
3.5
ns
Video Fall Time
Vout = 4.0 Vpp
RL > 300
, CL < 5.0 pF
3.5
Video Bandwidth
V2, V4, V6 = 0.7 Vpp
V1, V3, V5, V13 = 5.0 V
V14 = 0 V
RL > 300
, CL < 5.0 pF
15, 19, 22
100
MHz
OSD Rise Time
V8, V10, V12 = TTL Level
V11
5 0 V V14
5 0 V
15, 19, 22
7.0
ns
OSD Fall Time
V11 = 5.0 V, V14 = 5.0 V
7.0
OSD Bandwidth
V8, V10, V12 = TTL Level
V11 = 5.0 V, V14 = 5.0 V
15, 19, 22
50
MHz
OSD Propagation Delay
17
ns
Power Supply Current
VCC, Video VCC = 8.0 V
9, 17
70
mA
NOTE:
It is recommended to use a double sided PCB layout for high frequency measurement (e.g., rise/fall time, bandwidth).
MC13282A
3
MOTOROLA ANALOG IC DEVICE DATA
Figure 1. Internal Block Diagram
2
Fast Commutate
14
R Input
ROSD
R Subcontrast
Contrast
G Input
GOSD
G Subcontrast
OSD Contrast
B Input
BOSD
B Subcontrast
R Clamp
Video VCC
R Emitter
G Clamp
G Emitter
Blank
Clamp
B Clamp
B Emitter
VCC
V5
Gnd
Vref1
Vref1
Vref1
Vref2
Vref2
Vref2
R Channel
G Channel
B Channel
Clamp Blank
Decoder
Contrast and Subcontrast
Control Processor
Contrast and Subcontrast
Control Processor
Contrast and Subcontrast
Control Processor
8
1
13
4
10
3
11
6
12
5
21
17
22
18
19
24
23
16
15
9
20
7
This device contains 272 active transistors.
MC13282A
4
MOTOROLA ANALOG IC DEVICE DATA
PIN FUNCTION DESCRIPTION
Pin
Name
Equivalent Internal Circuit
Description
1
R Subcontrast
Control
VCC
These pin provides a maximum of 26 dB attenuation
to vary the gain of each video amplifier separately.
Input voltage is from 0 to 5.0 V. Increasing the voltage
3
G Subcontrast
Control
5.0 V
50 k
Input voltage is from 0 to 5.0 V. Increasing the voltage
will increase the contrast level.
5
B Subcontrast
Control
2
R Input
5.0 V
Vref
Cl
The input coupling capacitor is used for input
clamping storage. The maximum source impedance
is 100
.
I
t
l it
f th
id
i
l i
iti
4
G Input
5.0 V
1 0 k
10 k
Clamp
75
0.1
Input polarity of the video signal is positive.
Nominal 0.7 Vpp input signal is recommended
(maximum 1.0 Vpp).
6
B Input
1.0 k
10 k
75
7
Ground
Ground pin. Connect to a clean, solid ground.
8
ROSD Input
VCC
These inputs are standard TTL level.
10
GOSD Input
80 k
12
BOSD Input
60 k
9
VCC
Connect to 8.0 Vdc supply,
5%. Decoupling is
required at this pin.
11
OSD Contrast
5.0 V
VCC
3.5 k
On Screen Display contrast control.
Input voltage is from 0 to 5.0 V. Increasing the voltage
will increase the contrast of the OSD signal.
13
Contrast
2.5 V
42 k
5.0 V
2.0 k
Overall Contrast Control for the three channels.
The input range is 0 V to 5.0 V. An increase of voltage
increases the contrast.
MC13282A
5
MOTOROLA ANALOG IC DEVICE DATA
PIN FUNCTION DESCRIPTION (continued)
Pin
Description
Equivalent Internal Circuit
Name
14
Fast Commutate
VCC
40 k
20 k
This pin is used in conjunction with the RGB OSD
inputs. It is a high speed switch used for overlaying
text on picture. A logic low selects Pins 2, 4, 6. A logic
high selects Pins 8, 10, 12.
15
B Emitter Output
VCC
Vid
The video outputs are configured as emitterfollowers
with a driving capability of about 15 mA each.
The dc voltage at these three emitters is set to 1.2 V
19
G Emitter Output
RE 330
Video
Signal
Contrast
The dc voltage at these three emitters is set to 1.2 V
(black level).
The dc current through the output stage is determined
by the emitter resistors (typically 330
).
22
R Emitter Output
RE = 330
Typical
Contrast
by the emitter resistors (typically 330
).
16
B Clamp
Capacitor
1.2 V
Video Out
A 100 nF capacitor is connected to each of these pins.
The capacitor is used for video output dc restoration.
18
G Clamp
Capacitor
VCC
21
R Clamp
Capacitor
17
Video VCC
Connect to 8.0 V dc supply,
5%. This VCC is for the
video output stage. It is internally connected to the
collectors of the output transistors.
20
5.0 Vref (V5)
VCC
Band Gap
Regulator
5.0 V
10
F
0.8 R
R
5.0 V regulator. Minimum 10
F capacitor is required
for noise filtering and compensation. It can source
up to 20 mA but not sink current. Output impedance
is
10
. Recommended for use as a voltage
reference only.
PDF 
ZIP