欧美成人免费电影,国产欧美一区二区三区精品酒店,精品国产a毛片,色网在线免费观看

參數資料
型號: UMA1020
廠商: NXP Semiconductors N.V.
英文描述: Low-voltage dual frequency synthesizer for radio telephones
中文描述: 低電壓無線電話雙頻率合成器
文件頁數: 7/20頁
文件大小: 159K
代理商: UMA1020
1995 Jul 06
7
Philips Semiconductors
Product specification
Low-voltage dual frequency
synthesizer for radio telephones
UMA1020AM
Table 4
Fast and normal charge pumps current ratio (note 1)
Note
1.
I
SET
=
; common bias current for charge pumps.
Table 5
Power-down modes
CR1
CR0
I
CPA
4
×
I
SET
4
×
I
SET
4
×
I
SET
4
×
I
SET
I
CPP
4
×
I
SET
4
×
I
SET
2
×
I
SET
2
×
I
SET
I
CPPF
16
×
I
SET
32
×
I
SET
24
×
I
SET
32
×
I
SET
I
CPPF
: I
CPP
4 : 1
8 : 1
12 : 1
16 : 1
0
0
1
1
0
1
0
1
AOFF
POFF
FAST
PRINCIPAL
DIVIDERS
AUXILIARY
DIVIDERS
PUMP
CPA
PUMP
CPP
PUMP
CPPF
1
1
1
0
0
0
1
0
0
1
0
0
X
0
1
X
0
1
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
ON
ON
ON
OFF
OFF
OFF
ON
ON
ON
OFF
ON
ON
OFF
ON
ON
OFF
OFF
ON
OFF
OFF
ON
V
ext
R
Power-down modes
The action of the control inputs on the state of internal
blocks is defined by Table 5.
Note that in Table 5, POFF and AOFF can be either the
software or hardware power-down signals. The dividers
are ON when both hardware and software power-down
signals are at logic 0.
When either synthesizer is reactivated after power-down
the main and reference dividers of that synthesizer are
synchronized to avoid the possibility of random phase
errors on power-up.
相關PDF資料
PDF描述
UMA1020AM Low-voltage dual frequency synthesizer for radio telephones
UMA1020M Low-voltage dual frequency synthesizer for radio telephones
UMA1021M Low-voltage frequency synthesizer for radio telephones
UMA1021 Low-voltage frequency synthesizer for radio telephones
UMA1021AM Low-voltage frequency synthesizer for radio telephones
相關代理商/技術參數
參數描述
UMA1020AM 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage dual frequency synthesizer for radio telephones
UMA1020M 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage dual frequency synthesizer for radio telephones
UMA1021 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage frequency synthesizer for radio telephones
UMA1021AM 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage frequency synthesizer for radio telephones
UMA1021M 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Low-voltage frequency synthesizer for radio telephones
主站蜘蛛池模板: 肇庆市| 商河县| 河池市| 若尔盖县| 靖远县| 双柏县| 廊坊市| 达拉特旗| 昔阳县| 福建省| 台湾省| 确山县| 广宗县| 治多县| 屏东市| 天津市| 图木舒克市| 桐梓县| 山丹县| 兰溪市| 曲沃县| 高台县| 沙洋县| 南京市| 唐海县| 平度市| 都江堰市| 闵行区| 南木林县| 新田县| 镇赉县| 米林县| 石狮市| 宣汉县| 武鸣县| 竹溪县| 新化县| 巴中市| 阿合奇县| 工布江达县| 静宁县|