MC12022B Motorola, MC12022B Datasheet

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MC12022B

Manufacturer Part Number
MC12022B
Description
(MC12022A / MC12022B) Dual Modulus Prescaler
Manufacturer
Motorola
Datasheet

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MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
1.1GHz Dual Modulus
Prescaler
positive edges to trigger internal counters such as Motorola’s MC145XXX
series in a PLL to provide tuning signals up to 1.1GHz in programmable
frequency steps.
negative edges to trigger internal counters.
divide ratio as desired.
has been biased to select the desired divide ratio.
FUNCTIONAL TABLE
Note: SW: H = V CC , L = Open
MAXIMUM RATINGS
1/97
Motorola, Inc. 1997
V CC
T A
T stg
MC
The MC12022B can be used with CMOS synthesizers requiring
A Divide Ratio Control (SW) permits selection of a 64/65 or 128/129
The Modulus Control (MC) selects the proper divide number after SW
1.1 GHz Toggle Frequency
Supply Voltage of 4.5 to 5.5V
Low–Power 7.5mA Typical
Operating Temperature Range of –40 to +85 C
Short Setup Time (t set ) 16ns Maximum @ 1.1GHz
Modulus Control Input Level Is Compatible With Standard CMOS and
TTL. Maximum Input Voltage Should Be Limited to 6.5Vdc
The MC12022A can be used with CMOS synthesizers requiring
Symbol
MC: H = 2.0 V to V CC , L = GND to 0.8 V
SW
H
H
L
L
Power Supply Voltage, Pin 2
Operating Temperature Range
Storage Temperature Range
Modulus Control Input, Pin 6
Pinout: 8–Lead Plastic (Top View)
MC
H
H
L
L
IN
IN
8
1
V CC
NC
7
2
MC
SW
6
3
1
GND
OUT
Characteristic
5
4
Divide Ratio
128
129
64
65
REV 2
MECL PLL COMPONENTS
8–LEAD PLASTIC SOIC PACKAGE
MC12022A
MC12022B
8–LEAD PLASTIC PACKAGE
DUAL MODULUS
64/65, 128/129
PRESCALER
–0.5 to + 7.0
–65 to + 150
–0.5 to + 6.5
–40 to + 85
CASE 626–05
CASE 751–05
Range
P SUFFIX
D SUFFIX
Unit
Vdc
Vdc
C
C

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MC12022B Summary of contents

Page 1

... Motorola’s MC145XXX series in a PLL to provide tuning signals up to 1.1GHz in programmable frequency steps. The MC12022B can be used with CMOS synthesizers requiring negative edges to trigger internal counters. A Divide Ratio Control (SW) permits selection of a 64/65 or 128/129 divide ratio as desired. ...

Page 2

... MC12022A MC12022B ELECTRICAL CHARACTERISTICS ( 4.5 to 5.5V – +85 C) Symbol Characteristic f t Toggle Frequency (Sine Wave Input Supply Current Output Unloaded (Pin 2) V IH1 Modulus Control Input High (MC) V IL1 Modulus Control Input Low (MC) V IH2 Divide Ratio Control Input High (SW) ...

Page 3

... Figure 4. AC Test Circuit 750 1000 1250 1500 FREQUENCY (MHz) Divide Ratio = 5.0V 750 1000 1250 1500 FREQUENCY (MHz) 3 MC12022A MC12022B EXTERNAL COMPONETS 1000pF 12pF (Including Scope and jig capacitance 2.2k +1257.40 +707.11 +397.64 +223.61 +125.74 +70.71 +39 ...

Page 4

... MC12022A MC12022B 1000 900 800 700 600 R 500 400 300 200 100 0 0.1 0.2 –100 –200 jX –300 –400 –500 –600 Figure 7. Typical Input Impedance versus Input Frequency MOTOROLA GHz 0.3 0.4 0.5 0.6 0.7 0.8 0.9 4 1.0 1.1 1.2 1.3 HIPERCOMM BR1334 — Rev 4 ...

Page 5

... Tatsumi Koto–Ku, Tokyo 135, Japan. 81–3–3521–8315 ASIA/PACIFIC: Motorola Semiconductors H.K. Ltd.; 8B Tai Ping Industrial Park, 51 Ting Kok Road, Tai Po, N.T., Hong Kong. 852–26629298 5 MC12022A MC12022B NOTES: 1. DIMENSION L TO CENTER OF LEAD WHEN FORMED PARALLEL. 2. PACKAGE CONTOUR OPTIONAL (ROUND OR SQUARE CORNERS) ...

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