参数资料
型号: MK1714-01RLFTR
厂商: IDT, Integrated Device Technology Inc
文件页数: 2/9页
文件大小: 0K
描述: IC CLK MULT SPRD SPECTRUM 20QSOP
标准包装: 2,500
类型: 时钟乘法器
PLL: 带旁路
输入: 时钟,晶体
输出: CMOS
电路数: 1
比率 - 输入:输出: 1:2
差分 - 输入:输出: 无/无
频率 - 最大: 200MHz
除法器/乘法器: 无/是
电源电压: 3 V ~ 5.5 V
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 20-SSOP(0.154",3.90mm 宽)
供应商设备封装: 20-QSOP
包装: 带卷 (TR)
MK1714-01
SPREAD SPECTRUM MULTIPLIER CLOCK
SSCG
IDT SPREAD SPECTRUM MULTIPLIER CLOCK
2
MK1714-01
REV L 051310
Pin Assignment
Pin Descriptions
Note: When changing the input frequency, the LEE pin must be set low for minimum of 10
s to allow the PLL to lock to the
new frequency. Alternatively, the PD pin may be set low while changing frequencies.
13
4
12
5
11
S4
8
9
10
S0
GND
XSEL
S2
LEE
17
16
CLK
3
VDD
GND
18
PD
1
X2
X1
OE
20
REF
19
14
2
7
S3
GND
NC
S1
15
6
20 pin (150 mil) SSOP (QSOP)
Pin
Number
Pin
Name
Pin
Type
Pin Description
1
X2
XO
Crystal connection. Connect to parallel mode crystal. Leave open for clock.
2
X1
XI
Crystal connection. Connect to parallel mode crystal or clock.
3
VDD
Power
Connect to VDD. Must be same value as other VDD.
4
VDD
Power
Connect to VDD. Must be same value as other VDD.
5
S4
Input
Select pin 4. Determines multiplier and spread amount per table on following page. Internal pull-down.
6
S3
Input
Select pin 3. Determines multiplier and spread amount per table on following page. Internal pull-up.
7
GND
Power
Connect to ground.
8
GND
Power
Connect to ground.
9
S2
Input
Select pin 2. Determines multiplier and spread amount per table on following page. Internal pull-up.
10
CLK
Output
Clock output dependent on input, multiplier, and spread amount per table on following page.
11
XSEL
Input
Connect to VDD for crystal input, or GND for CLK input. Internal pull-down.
12
LEE
Input
Low EMI Enable. Turns on spread spectrum on CLK when high. Internal pull-up.
13
GND
Power
Connect to ground.
14
S1
Input
Select pin 1. Determines multiplier and spread amount per table on following page. Internal pull-up.
15
NC
-
No connect. Do not connect anything to this pin.
16
S0
Input
Select pin 0. Determines multiplier and spread amount per table on following page. Internal pull-up.
17
GND
Power
Connect to ground.
18
PD
Input
Power down. Turns off chip when low. Outputs stop low. Leave open or connected to VDD if power down
is not required.
19
OE
Input
Output enable. Tri-states all outputs when low. Internal pull-up.
20
REF
Output
Reference clock output from crystal oscillator. This clock is not spread.
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