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| 型号： | CBT3244APW |
| 厂商： | NXP Semiconductors N.V. |
| 元件分类： | 开关 |
| 英文描述： | Octal bus switch with quad output enables |
| 中文描述： | 带四输出使能的8个总线开关 |
| 封装： | CBT3244ABQ<SOT764-1 (DHVQFN20)|<<http://www.nxp.com/packages/SOT764-1.html<1<Always Pb-free,;CBT3244AD<SOT163-1 (SO20)|<<http://www.nxp.com/packages/SOT163-1.html<1< |
| 文件页数： | 7/18页 |
| 文件大小： | 109K |
| 代理商： | CBT3244APW |
9397 750 13362
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 02 — 15 September 2005
15 of 18
Philips Semiconductors
CBT3244A
Octal bus switch with quad output enables
– smaller than 1.27 mm, the footprint longitudinal axis must be parallel to the
transport direction of the printed-circuit board.
The footprint must incorporate solder thieves at the downstream end.
For packages with leads on four sides, the footprint must be placed at a 45
° angle to
the transport direction of the printed-circuit board. The footprint must incorporate
solder thieves downstream and at the side corners.
During placement and before soldering, the package must be xed with a droplet of
adhesive. The adhesive can be applied by screen printing, pin transfer or syringe
dispensing. The package can be soldered after the adhesive is cured.
Typical dwell time of the leads in the wave ranges from 3 seconds to 4 seconds at 250
°C
or 265
°C, depending on solder material applied, SnPb or Pb-free respectively.
A mildly-activated ux will eliminate the need for removal of corrosive residues in most
applications.
13.4 Manual soldering
Fix the component by rst soldering two diagonally-opposite end leads. Use a low voltage
(24 V or less) soldering iron applied to the at part of the lead. Contact time must be
limited to 10 seconds at up to 300
°C.
When using a dedicated tool, all other leads can be soldered in one operation within
2 seconds to 5 seconds between 270
°C and 320 °C.
13.5 Package related soldering information
[1]
For more detailed information on the BGA packages refer to the
(LF)BGA Application Note (AN01026);
order a copy from your Philips Semiconductors sales ofce.
[2]
All surface mount (SMD) packages are moisture sensitive. Depending upon the moisture content, the
maximum temperature (with respect to time) and body size of the package, there is a risk that internal or
external package cracks may occur due to vaporization of the moisture in them (the so called popcorn
effect). For details, refer to the Drypack information in the
Data Handbook IC26; Integrated Circuit
Packages; Section: Packing Methods.
[3]
These transparent plastic packages are extremely sensitive to reow soldering conditions and must on no
account be processed through more than one soldering cycle or subjected to infrared reow soldering with
peak temperature exceeding 217
°C ± 10 °C measured in the atmosphere of the reow oven. The package
body peak temperature must be kept as low as possible.
Table 9:
Suitability of surface mount IC packages for wave and reow soldering methods
Package [1]
Soldering method
Wave
Reow [2]
BGA, HTSSON..T [3], LBGA, LFBGA, SQFP,
SSOP..T [3], TFBGA, VFBGA, XSON
not suitable
suitable
DHVQFN, HBCC, HBGA, HLQFP, HSO, HSOP,
HSQFP, HSSON, HTQFP, HTSSOP, HVQFN,
HVSON, SMS
not suitable [4]
suitable
PLCC [5], SO, SOJ
suitable
LQFP, QFP, TQFP
not recommended [5] [6]
suitable
SSOP, TSSOP, VSO, VSSOP
not recommended [7]
suitable
CWQCCN..L [8], PMFP [9], WQCCN..L [8]
not suitable
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| CBT3244APW,112 | 功能描述:数字总线开关 IC OCTAL BUS SWITCH RoHS:否 制造商:Texas Instruments 开关数量:24 传播延迟时间:0.25 ns 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:TSSOP-56 封装:Reel |
| CBT3244APW,118 | 功能描述:数字总线开关 IC OCTAL BUS SW 8BIT RoHS:否 制造商:Texas Instruments 开关数量:24 传播延迟时间:0.25 ns 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:TSSOP-56 封装:Reel |
| CBT3244APW,134 | 功能描述:数字总线开关 IC 8 SWT 5V 3uA RoHS:否 制造商:Texas Instruments 开关数量:24 传播延迟时间:0.25 ns 最大工作温度:+ 85 C 最小工作温度:- 40 C 封装 / 箱体:TSSOP-56 封装:Reel |
| CBT3244D | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Octal bus switch with Quad Output Enables |
| CBT3244DB | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Octal bus switch with Quad Output Enables |
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