參數(shù)資料
型號(hào): ICS1574BM
英文描述: GT 10C 10#16 PIN RECP WALL RM
中文描述: 用戶可編程的激光引擎像素時(shí)鐘發(fā)生器
文件頁(yè)數(shù): 3/12頁(yè)
文件大?。?/td> 187K
代理商: ICS1574BM
3
ICS1574B
PCLK Programmable Divider
The
ICS1574B
has a programmable divider (referred to in Fig-
ure 1 as the PCLK divider) that is used to generate the PCLK
clock frequency for the pixel clock output. The modulus of
this divider may be set to 3, 4, 5, 6, 8, 10, 12, 16 or 20 under
register control. The design of this divider permits the output
duty factor to be 50/50, even when an odd modulus is se-
lected. The input frequency to this divider is the output of the
PLL post-scaler described below:
The phase of the PCLK output is aligned with the internal
high frequency PLL clock (F
VCO
) immediately after the asser-
tion of the PCLKEN input pulse (active low if PCLKEN_POL
bit is 0 or active high if PCLKEN_POL bit is 1).
When PCLKEN is deasserted, the PCLK output will complete
its current cycle and remain at VDD until the next PCLKEN
pulse. The minimum time PCLKEN must be disabled
(T
PULSE
) is 1/F
PCLK
.
See Figure 2a for an example of PCLKEN enable (negative
polarity) vs. PCLK timing sequences.
Figure 2a
Figure 2b
s
u
V
K
r
e
d
D
3
a
4
b
4
5
6
a
8
b
8
0
1
2
1
a
6
1
b
6
1
0
2
K
L
C
P
K
2
5
3
5
5
5
5
7
5
5
9
1
2
T
K
= K
T
VCO
T
d
= LOGIC PROP.DELAY TIME
(typically 9ns with a 10pF load on PCLK)
T
VCO
= 1/F
VCO
The resolution of Ton is one VCO cycle.
The time required for a PCLK cycle start following a PCLKEN
enable is described by Figure 2b and the following table:
Typical values for Tr and Tf with a 10pF load on PCLK are
1ns.
相關(guān)PDF資料
PDF描述
ICS1660 GT 13C 13#16 PIN RECP WALL RM
ICS1660M GT 13C 13#16 SKT RECP WALL RM
ICS1660N GT 17C 17#16 SKT RECP WALL RM
ICS1694AM-012 CPU System Clock Generator
ICS1694AM-013 CPU System Clock Generator
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ICS1574BMLF 功能描述:IC CLOCK GEN PROGR LASER 16-SOIC RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:- 標(biāo)準(zhǔn)包裝:27 系列:Precision Edge® 類型:頻率合成器 PLL:是 輸入:PECL,晶體 輸出:PECL 電路數(shù):1 比率 - 輸入:輸出:1:1 差分 - 輸入:輸出:無/是 頻率 - 最大:800MHz 除法器/乘法器:是/無 電源電壓:3.135 V ~ 5.25 V 工作溫度:0°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
ICS1574BMLFT 功能描述:IC CLOCK GEN PROGR LASER 16-SOIC RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:- 標(biāo)準(zhǔn)包裝:27 系列:Precision Edge® 類型:頻率合成器 PLL:是 輸入:PECL,晶體 輸出:PECL 電路數(shù):1 比率 - 輸入:輸出:1:1 差分 - 輸入:輸出:無/是 頻率 - 最大:800MHz 除法器/乘法器:是/無 電源電壓:3.135 V ~ 5.25 V 工作溫度:0°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:28-SOIC(0.295",7.50mm 寬) 供應(yīng)商設(shè)備封裝:28-SOIC 包裝:管件
ICS1574BMT 功能描述:IC CLOCK GEN PROGR LASER 16-SOIC RoHS:否 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 時(shí)鐘發(fā)生器,PLL,頻率合成器 系列:- 產(chǎn)品變化通告:Product Discontinuation 04/May/2011 標(biāo)準(zhǔn)包裝:96 系列:- 類型:時(shí)鐘倍頻器,零延遲緩沖器 PLL:帶旁路 輸入:LVTTL 輸出:LVTTL 電路數(shù):1 比率 - 輸入:輸出:1:8 差分 - 輸入:輸出:無/無 頻率 - 最大:133.3MHz 除法器/乘法器:是/無 電源電壓:3 V ~ 3.6 V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:16-TSSOP(0.173",4.40mm 寬) 供應(yīng)商設(shè)備封裝:16-TSSOP 包裝:管件 其它名稱:23S08-5HPGG
ICS1577N 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog IC
ICS-16 制造商:MAXCONN 功能描述: