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参数资料
| 型号： | MK74CB218BRTR |
| 元件分类： | 时钟及定时 |
| 英文描述： | CB SERIES, LOW SKEW CLOCK DRIVER, 8 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO28 |
| 封装： | 0.150 INCH, MO-153, SSOP-28 |
| 文件页数： | 2/6页 |
| 文件大小： | 206K |
| 代理商： | MK74CB218BRTR |
Dual 1 to 8 Buffalo Clock Driver
MDS 74CB218B A
2
Revision 052305
Integrated Circuit Systems, Inc.
● 525 Race Street, San Jose, CA 95126 ● tel (408) 297-1201 ● www.icst.com
MK74CB218B
Pin Assignment
Suggested Layout
Pin Descriptions
18
7
17
8
16
9
15
QA3
10
QA4
11
GND
12
QB4
13
GND
14
QA5
GND
QB5
QA6
QB6
VDD
QA7
QB7
22
21
20
19
OE
QB3
5
6
VDDA
VDDB
24
23
VDDB
3
4
QA1
QA2
QB2
26
25
QB1
1
2
INA
QA0
QB0
28
27
INB
A
G
B
G
V
G
0.01 F
NOTE: 33 ohm series termination resistors for each output are
essential for operation.
For simplicity, series termination resistors are not shown for
the outputs, but should be placed as close to the device as
possible. It is most critical to have the 0.01 F decoupling
capacitors closest.
A
V
B
G
= connect to VDDA
= connect to VDD
= connect to VDDB
= connect to low
inductance ground plane
Pin
Number
Pin
Name
Pin
Type
Pin Description
1
INA
Input
Clock input for eight A outputs.
2, 3, 4
QA0, QA1, QA2
Output
Clock A outputs.
5, 6
VDDA
Power
Power supply for QA outputs. Connect to a voltage from 2.5 V to VDD. Cannot exceed
VDD.
7, 8
QA3, QA4
Output
Clock A outputs.
9, 10
GND
Power
Connect to ground.
11, 12, 13 QA5, QA6, QA7
Output
Clock A outputs.
14
OE
Input
Output Enable. Tri-states all clock outputs when this input is low. Internal pull-up to VDD.
15
VDD
Power
Power supply for inputs.
16, 17, 18 QB7, QB6, QB5
Output
Clock B outputs.
19, 20
GND
Power
Connect to ground.
21, 22
QB4, QB3
Output
Clock B outputs.
23, 24
VDDB
Power
Power supply for QB outputs. Connect to a voltage from 2.5 V to VDD. Cannot exceed
VDD.
25, 26, 27 QB2, QB1, QB0
Output
Clock B outputs.
28
INB
Input
Clock input for eight B outputs.
相关PDF资料 |
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| MK74CB218BR | CB SERIES, LOW SKEW CLOCK DRIVER, 8 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO28 |
| MK74CB218RLF | CB SERIES, LOW SKEW CLOCK DRIVER, 8 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO28 |
| MK74CB218RTR | CB SERIES, LOW SKEW CLOCK DRIVER, 8 TRUE OUTPUT(S), 0 INVERTED OUTPUT(S), PDSO28 |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| MK74CB218R | 功能描述:IC CLK BUFFER 1:8 200MHZ 28-SSOP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 时钟缓冲器，驱动器 系列:74CB, Buffalo™ 标准包装:1 系列:HiPerClockS™ 类型:扇出缓冲器（分配），多路复用器 电路数:1 比率 - 输入:输出:2:18 差分 - 输入:输出:是/无 输入:CML，LVCMOS，LVPECL，LVTTL，SSTL 输出:LVCMOS，LVTTL 频率 - 最大:250MHz 电源电压:2.375 V ~ 3.465 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:32-LQFP 供应商设备封装:32-TQFP（7x7） 包装:- 其它名称:800-1923-6 |
| MK74CB218RLF | 功能描述:时钟驱动器及分配 DUAL 1 TO 8 BUFFALO CLOCK DRIVER RoHS:否 制造商:Micrel 乘法/除法因子:1:4 输出类型:Differential 最大输出频率:4.2 GHz 电源电压-最大: 电源电压-最小:5 V 最大工作温度:+ 85 C 封装 / 箱体:SOIC-8 封装:Reel |
| MK74CB218RLFTR | 功能描述:时钟驱动器及分配 DUAL 1 TO 8 BUFFALO CLOCK DRIVER RoHS:否 制造商:Micrel 乘法/除法因子:1:4 输出类型:Differential 最大输出频率:4.2 GHz 电源电压-最大: 电源电压-最小:5 V 最大工作温度:+ 85 C 封装 / 箱体:SOIC-8 封装:Reel |
| MK74CB218RTR | 功能描述:IC CLK BUFFER 1:8 200MHZ 28-SSOP RoHS:否 类别:集成电路 (IC) >> 时钟/计时 - 时钟缓冲器，驱动器 系列:74CB, Buffalo™ 标准包装:1 系列:HiPerClockS™ 类型:扇出缓冲器（分配），多路复用器 电路数:1 比率 - 输入:输出:2:18 差分 - 输入:输出:是/无 输入:CML，LVCMOS，LVPECL，LVTTL，SSTL 输出:LVCMOS，LVTTL 频率 - 最大:250MHz 电源电压:2.375 V ~ 3.465 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:32-LQFP 供应商设备封装:32-TQFP（7x7） 包装:- 其它名称:800-1923-6 |
| MK74CB44 | 制造商:ICS 制造商全称:ICS 功能描述:Quad 1 to 4 Buffalo⑩ Clock Driver |
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