ics9173-01 Holt Integrated Circuits, Inc., ics9173-01 Datasheet

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ics9173-01

Manufacturer Part Number
ics9173-01
Description
Video Genlock
Manufacturer
Holt Integrated Circuits, Inc.
Datasheet
Block Diagram
General Description
The AV9173-01 provides the analog circuit blocks required
for implementing a video genlock dot (pixel) clock
generator. It contains a phase detector, charge pump, loop
filter, and voltage-controlled oscillator (VCO). By grouping
these critical analog blocks into one IC and utilizing
external digital functions, performance and design
flexibility are optimized as are development time and
system cost.
When used with an external clock divider, the AV9173-01
forms a Phase-Locked Loop configured as a frequency
synthesizer. The AV9173-01 is designed to accept video
horizontal synchronization (h-sync) pulses and produce a
video dot clock. A separated, negative-going sync input
reference pulse is required at pin 2 (IN).
The AV9173-01 is also suited for other clock recovery
applications in such areas as data communications.
Video Genlock PLL
AV9173-01 Rev D 06/21/05
Integrated
Circuit
Systems, Inc.
ICS reserves the right to make changes in the device data identified in this
publication without further notice. ICS advises its customers to obtain the latest
version of all device data to verify that any information being relied upon by the
customer is current and accurate.
Features
Phase-detector/VCO circuit block
Ideal for genlock system
Reference clock range 25 kHz to 1 MHz for full
output clock range
Input clocks down to 12 kHz possible with restricted
output conditions (see Table 1)
Output clock range 1.25 to 75 MHz
On-chip loop filter
Single 5 volt power supply
Low power CMOS technology
Small 8-pin DIP or SOIC package
AV9173-01

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ics9173-01 Summary of contents

Page 1

Integrated Circuit Systems, Inc. Video Genlock PLL General Description The AV9173-01 provides the analog circuit blocks required for implementing a video genlock dot (pixel) clock generator. It contains a phase detector, charge pump, loop filter, and voltage-controlled oscillator (VCO). By ...

Page 2

AV9173-01 Pin Configuration 8-Pin DIP or SOIC Pin Descriptions ...

Page 3

Using the AV9173-01 Most video sources, such as video cameras, are asynchronous, free-running devices. To digitize video or synchronize one video source to another free-running reference video source, a video “genlock” (generator lock) circuit is required. The AV9173-01 integrates the ...

Page 4

AV9173-01 Absolute Maximum Ratings V (referenced to GND 7 Operating Temperature under Bias . . . . . . . . . ...

Page 5

Electrical Characteristics V = +5V ±5 0°C to 70°C, unless otherwise stated ...

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AV9173-01 Ordering Information AV9173-01CN08LF - or - AV9173-01CS08LF Example: XXX XXXX - PPP M X#Wl LF 8-Pin DIP PACKAGE 8-Pin SOIC PACKAGE RoHS Compliant (Optional) Lead Count & Package Width Lead Count = digits W = ...

Page 7

Revision History Rev. Issue Date Description D 6/21/2005 1.Added LF Ordering Information. 7 AV9173-01 Page # 6 ...

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