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MC12028AD PDF预览

MC12028AD

更新时间: 2024-09-24 22:35:03
品牌 Logo 应用领域
摩托罗拉 - MOTOROLA 预分频器多谐振动器逻辑集成电路光电二极管时钟
页数 文件大小 规格书
5页 97K
描述
MECL PLL COMPONENTS ±64/65, ±128/129 DUAL MODULUS PRESCALER

MC12028AD 技术参数

生命周期:Obsolete零件包装代码:SOIC
包装说明:SOP,针数:8
Reach Compliance Code:unknownHTS代码:8542.39.00.01
风险等级:5.82其他特性:FOR +VE EDGE TRIGGERED SYNTHESIZERS
系列:ECLJESD-30 代码:R-PDSO-G8
JESD-609代码:e0长度:4.9 mm
负载电容(CL):12 pF逻辑集成电路类型:PRESCALER
数据/时钟输入次数:1功能数量:1
端子数量:8最高工作温度:85 °C
最低工作温度:-40 °C输出特性:OPEN-EMITTER
封装主体材料:PLASTIC/EPOXY封装代码:SOP
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
最大电源电流(ICC):6.5 mA认证状态:Not Qualified
座面最大高度:1.75 mm最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):4.5 V标称供电电压 (Vsup):5 V
表面贴装:YES技术:BIPOLAR
温度等级:INDUSTRIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL宽度:3.9 mm
最小 fmax:1100 MHzBase Number Matches:1

MC12028AD 数据手册

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Order this document by MC12028A/D  
The MC12028A can be used with CMOS synthesizers requiring positive  
edges to trigger internal counters such as Motorola’s MC145XXX series in a  
PLL to provide tuning signals up to 1.1 GHz in programmable frequency  
steps.  
The MC12028B can be used with CMOS synthesizers requiring negative  
edges to trigger internal counters.  
MECL PLL COMPONENTS  
÷64/65, ÷128/129  
DUAL MODULUS PRESCALER  
A Divide Ratio Control (SW) permits selection of a 32/33 or 64/65 divide  
ratio as desired.  
The Modulus Control (MC) selects the proper divide number after SW has  
been biased to select the desired divide ratio.  
SEMICONDUCTOR  
TECHNICAL DATA  
NOTE: The “B” Version Is Not Recommended for New Designs  
1.1 GHz Toggle Frequency  
8
MC12028A for Positive Edge Triggered Synthesizers  
1
6.5 mA Maximum, –40 to 85°C, V  
= 5.5 Vdc  
CC  
D SUFFIX  
PLASTIC PACKAGE  
CASE 751  
Modulus Control Input Level Is Compatible With  
Standard CMOS and TTL  
Low–Power 4.0 mA Typical  
(SO–8)  
FUNCTIONAL TABLE  
SW  
H
MC  
H
Divide Ratio  
32  
33  
64  
65  
H
L
L
H
8
1
L
L
NOTES: 1. SW: H = V , L = Open. A logic L can also be applied by grouunding this pin,  
CC  
but this is not recommended due to increased power soncumption.  
P SUFFIX  
PLASTIC PACKAGE  
CASE 626  
2. MC: H = 2.0 V to V , L = GND to 0.8 V.  
CC  
DESIGN GUIDE  
Criteria  
Internal Gate Count*  
Value  
67  
Unit  
ea  
Internal Gate Propagation Delay  
Internal Gate Power Dissipation  
200  
ps  
PIN CONNECTIONS  
0.75  
0.15  
mW  
pJ  
Speed Power Product  
1
2
3
4
8
7
6
5
IN  
IN  
NOTE: * Equivalent to a two–input NAND gate  
V
NC  
MC  
CC  
SW  
MAXIMUM RATINGS  
Gnd  
OUT  
Characteristic  
Symbol  
Range  
Unit  
Vdc  
°C  
(Top View)  
Power Supply Voltage, Pin 2  
Operating Temperature Range  
Storage Temperature Range  
Modulus Control Input, Pin 6  
NOTE: ESD data available upon request.  
V
CC  
–0.5 to 7.0  
–40 to 85  
–65 to 150  
–0.5 to 6.5  
T
A
T
stg  
°C  
ORDERING INFORMATION  
Operating  
MC  
Vdc  
Temp Range  
Device  
Package  
MC12028AD  
MC12028AP  
MC12028BD  
MC120228BP  
SO–8  
Plastic  
SO–8  
Plastic  
T
A
=–40° to +85°C  
Motorola, Inc. 1997  
Rev 3  

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