参数资料
型号: DS1089LU-23C+
厂商: Maxim Integrated Products
文件页数: 10/12页
文件大小: 0K
描述: IC ECONOSCILLATOR SS 8-USOP
其它有关文件: Automotive Product Guide
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 50
系列: EconOscillator™
类型: 时钟发生器
PLL:
输入: 时钟
输出: 时钟
电路数: 1
比率 - 输入:输出: 1:1
差分 - 输入:输出: 无/无
频率 - 最大: 33.3MHz
除法器/乘法器: 是/无
电源电压: 2.7 V ~ 3.6 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-TSSOP,8-MSOP(0.118",3.00mm 宽)
供应商设备封装: 8-uMAX
包装: 管件
DS1089L
3.3V Center Spread-Spectrum EconOscillator
_____________________________________________________________________
7
Block Diagram
FACTORY-
PROGRAMMED
MASTER
OSCILLATOR
33.3MHz TO
66.6MHz
PRESCALER
DIVIDE BY 1, 2, 4,
8, 16, 32, 64,
128, OR 256
TRIANGLE-
WAVE
GENERATOR
I2C SERIAL
INTERFACE
PRESCALER
ADDR
P0
P1
P2
P3
X
LO/
HIZ
J0
J1
A0
A1
A2
WC
X
OE
J2
J3
VCC
SCL
SDA
DITHER RATE
DITHER %
EEPROM
WRITE EE
COMMAND
OUT
I2C
ADDRESS
BITS
PRESCALER SETTING
EEPROM
WRITE
CONTROL
CONTROL REGISTERS
fMOD
fOSC
fMOSC
fOUT
SYNCED
OUTPUT
BUFFER
OUTPUT CONFIGURATION
OUTPUT CONTROL
OE
PDN
GND
SPRD
S/W GATED OUTPUT
H/W GATED OUTPUT
DS1089L
Detailed Description
Master Oscillator
The internal master oscillator is capable of generating a
square wave with a 33.3MHz to 66.6MHz frequency
range. The master oscillator frequency (fMOSC) is factory
programmed, and is specified in the Ordering Information.
Prescaler
The user can program the prescaler divider to produce
an output frequency (fOUT) as low as 130kHz using bits
P0, P1, P2, and P3 in the PRESCALER register. The
output frequency can be calculated using Equation 1.
Any value programmed greater than 28 will be decod-
ed as 28. See Table 1 for prescaler divider settings.
Equation 1
where x = P3, P2, P1, P0
Output Frequency Hz f
f
OSC
MOSC
x
()
=
2
BITS P3, P2,
P1, P0
2
x =fOUT = fOSC
0000
1
fMOSC
0001
2
fMOSC / 2
0010
4
fMOSC / 4
0011
8
fMOSC / 8
0100
16
fMOSC / 16
0101
32
fMOSC / 32
0110
64
fMOSC / 64
0111
128
fMOSC / 128
1000
256
fMOSC / 256
1111
256
fMOSC / 256
Table 1. Prescaler Divider Settings
相关PDF资料
PDF描述
VI-B1Z-MW-F4 CONVERTER MOD DC/DC 2V 40W
VI-B04-MY-F3 CONVERTER MOD DC/DC 48V 50W
DS1094LU-42M IC ECONOSCILLATOR SS 8-USOP
DAC7800KP IC DUAL 12BIT CMOS D/A CONVERTER
D38999/20SJ61PN CONN RCPT 61POS WALL MNT W/PINS
相关代理商/技术参数
参数描述
DS1089LU-23C+ 功能描述:可编程振荡器 3.3V Center Spread Spctrm EconOscillatr RoHS:否 制造商:IDT 封装 / 箱体:5 mm x 7 mm x 1.5 mm 频率:15.476 MHz to 866.67, 975 MHz to 1300 MHz 频率稳定性:+/- 50 PPM 电源电压:3.63 V 负载电容:10 pF 端接类型:SMD/SMT 输出格式:LVPECL 最小工作温度:- 40 C 最大工作温度:+ 85 C 尺寸:7 mm W x 5 mm L x 1.5 mm H 封装:
DS1089LU-266 功能描述:可编程振荡器 3.3V Center Spread Spctrm EconOscillatr RoHS:否 制造商:IDT 封装 / 箱体:5 mm x 7 mm x 1.5 mm 频率:15.476 MHz to 866.67, 975 MHz to 1300 MHz 频率稳定性:+/- 50 PPM 电源电压:3.63 V 负载电容:10 pF 端接类型:SMD/SMT 输出格式:LVPECL 最小工作温度:- 40 C 最大工作温度:+ 85 C 尺寸:7 mm W x 5 mm L x 1.5 mm H 封装:
DS1089LU-266+ 功能描述:可编程振荡器 3.3V Center Spread Spctrm EconOscillatr RoHS:否 制造商:IDT 封装 / 箱体:5 mm x 7 mm x 1.5 mm 频率:15.476 MHz to 866.67, 975 MHz to 1300 MHz 频率稳定性:+/- 50 PPM 电源电压:3.63 V 负载电容:10 pF 端接类型:SMD/SMT 输出格式:LVPECL 最小工作温度:- 40 C 最大工作温度:+ 85 C 尺寸:7 mm W x 5 mm L x 1.5 mm H 封装:
DS1089LU-450 功能描述:可编程振荡器 RoHS:否 制造商:IDT 封装 / 箱体:5 mm x 7 mm x 1.5 mm 频率:15.476 MHz to 866.67, 975 MHz to 1300 MHz 频率稳定性:+/- 50 PPM 电源电压:3.63 V 负载电容:10 pF 端接类型:SMD/SMT 输出格式:LVPECL 最小工作温度:- 40 C 最大工作温度:+ 85 C 尺寸:7 mm W x 5 mm L x 1.5 mm H 封装:
DS1089LU-450+ 功能描述:可编程振荡器 3.3V Center Spread Spctrm EconOscillatr RoHS:否 制造商:IDT 封装 / 箱体:5 mm x 7 mm x 1.5 mm 频率:15.476 MHz to 866.67, 975 MHz to 1300 MHz 频率稳定性:+/- 50 PPM 电源电压:3.63 V 负载电容:10 pF 端接类型:SMD/SMT 输出格式:LVPECL 最小工作温度:- 40 C 最大工作温度:+ 85 C 尺寸:7 mm W x 5 mm L x 1.5 mm H 封装: