MC44144D Freescale Semiconductor, Inc, MC44144D Datasheet

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MC44144D

Manufacturer Part Number
MC44144D
Description
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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Subcarrier Phase-Locked Loop
restricted to, video applications. The integrated circuit contains a gated
phase detector, voltage controlled crystal oscillator, divide–by–4 circuitry,
and a video clamp. This device provides a 4X reference frequency output,
and a 1X reference frequency output.
MOSAIC
MOTOROLA ANALOG IC DEVICE DATA
The MC44144 is a gated phase–locked loop intended for, but not
The MC44144 is manufactured using Motorola’s high density, bipolar
8–Pin DIP or Surface Mount Package
Gated–Phase Detector
Single Pin Voltage Controlled Crystal Oscillator
1X and 4X Subcarrier Output
Operates Off of a Standard 5.0 V Supply
Reference
Subcarrier
Reference
Subcarrier
Voltage
Output
2.6V
Output
+ 5.0
8
1
1.0n
process.
Divide by 4
Video Clamp
Representative Block Diagram
Gate Pulse
Clamp Out
Burst
Gate
7
2
470p
Composite
75
Video
6
3
0.1
47k
Video In
Clamp In
Reference
Subcarrier
Phase Det Out
0.1
Voltage
Control
Input
4X Ref
Drive
VCO
Subcarrier
Detector
Output
Phase
Crystal
4X Ref
4X
5
4
Out
14.32/
17.73MHz
5.0 to 25p
1.0n
MC44144D
MC44144P
Motorola, Inc. 1996
Device
PHASE–LOCKED LOOP
ORDERING INFORMATION
1
2
3
4
MC44144
PIN CONNECTIONS
SEMICONDUCTOR
Temperature Range
SUBCARRIER
TECHNICAL DATA
Order this document by MC44144/D
Subcarrier
Output
Gnd
Phase
Detector
Output
4X Sub
Xtal
PLASTIC PACKAGE
PLASTIC PACKAGE
T A = 0 to +70 C
Operating
8
CASE 626
D SUFFIX
CASE 751
P SUFFIX
(Top View)
(SO–8)
8
1
1
Subcarrier
Output
Comp
Video
Burst
Gate
Input
V CC
4X
Package
8
7
6
5
Plastic
SO–8
Rev 2
1

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MC44144D Summary of contents

Page 1

... Phase Det Out Voltage 4X Ref Control Out Input VCO 4X Ref Crystal Drive 3 4 14.32/ 17.73MHz Device 47k 5.0 to 25p MC44144D 0.1 MC44144P Motorola, Inc. 1996 Order this document by MC44144/D MC44144 SUBCARRIER PHASE–LOCKED LOOP SEMICONDUCTOR TECHNICAL DATA SUFFIX PLASTIC PACKAGE CASE 626 SUFFIX ...

Page 2

ABSOLUTE MAXIMUM RATINGS Rating Supply Voltage Operating Ambient Temperature Storage Temperature Range Operating Junction Temperature RECOMMENDED OPERATING CONDITIONS Characteristic Supply Voltage Composite Video Input (Note 1) Burst Amplitude to Acquire Lock NOTE: 1. Total peak–to–peak voltage of video should not ...

Page 3

Figure 2. Representative Schematic Diagram + 5.0 8 Voltage Reference Video Clamp 2.6V Subcarrier Divide by 4 Reference Output 1 1.0n 1.0k Subcarrier Output The MC44144 is designed to implement the color sync function in a video system. When provided ...

Page 4

Name Pin Representative Circuitry Subcarrier Output 200 5.0k Ground 2 Phase 3 Detector Output 4X Sub Xtal 4 gm 400 V ref 4X Subcarrier Output (or Black Burst) 5.0k Composite 6 Video Input (Black ...

Page 5

Linear and TTL Output Buffers The output buffers of the MC44144 are not designed to any specific logic family desired, Linear or TTL buffers can be added externally. Figure 3 shows an example ...

Page 6

F –A NOTE 2 – C –T N – SEATING PLANE 0.13 (0.005 –A – –B P – SEATING –T PLANE K ...

Page 7

Motorola reserves the right to make changes without further notice to any products herein. Motorola makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Motorola assume any liability arising out of ...

Page 8

How to reach us: USA / EUROPE / Locations Not Listed: Motorola Literature Distribution; P.O. Box 20912; Phoenix, Arizona 85036. 1–800–441–2447 or 602–303–5454 MFAX: RMFAX0@email.sps.mot.com – TOUCHTONE 602–244–6609 INTERNET: http://Design–NET.com 8 MC44144 JAPAN: Nippon Motorola Ltd.; Tatsumi–SPD–JLDC, 6F Seibu–Butsuryu–Center, 3–14–2 ...

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