pca9547bs NXP Semiconductors, pca9547bs Datasheet
pca9547bs
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pca9547bs Summary of contents
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PCA9547 8-channel I Rev. 02 — 12 September 2006 1. General description The PCA9547 is an octal bidirectional translating multiplexer controlled by the I The SCL/SDA upstream pair fans out to eight downstream pairs, or channels. Only one SCx/SDx channel ...
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... Ordering information Table 1. Type number PCA9547D PCA9547PW PCA9547BS 3.1 Ordering options Table 2. Type number PCA9547D PCA9547PW PCA9547BS PCA9547_2 Product data sheet Ordering information Package Name Description SO24 plastic small outline package; 24 leads; body width 7.5 mm TSSOP24 plastic thin shrink small outline package; 24 leads; ...
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Philips Semiconductors 4. Block diagram PCA9547 SC0 SC1 SC2 SC3 SC4 SC5 SC6 SC7 SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 RESET SCL SDA Fig 1. Block diagram of PCA9547 PCA9547_2 Product data sheet SWITCH ...
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... SC0 SD1 6 PCA9547PW SC1 7 8 SD2 SC2 9 SD3 10 SC3 Fig 3. Pin configuration for TSSOP24 SC7 16 SD7 PCA9547BS 15 SC6 14 SD6 13 SC5 002aaa960 © Koninklijke Philips Electronics N.V. 2006. All rights reserved SDA 22 SCL SC7 19 SD7 18 SC6 ...
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Philips Semiconductors 5.2 Pin description Table 3. Symbol A0 A1 RESET SD0 SC0 SD1 SC1 SD2 SC2 SD3 SC3 V SS SD4 SC4 SD5 SC5 SD6 SC6 SD7 SC7 A2 SCL SDA V DD [1] HVQFN package die supply ground ...
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Philips Semiconductors 6. Functional description 6.1 Device addressing Following a START condition, the bus master must output the address of the slave it is accessing. The address of the PCA9547 is shown in internal pull-up resistors are incorporated on the ...
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Philips Semiconductors Table 4. Write = channel selection; Read = channel status 6.3 RESET input The RESET input is an active LOW signal which may be used to recover ...
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Philips Semiconductors 6.5 Voltage translation The pass gate transistors of the PCA9547 are constructed such that the V be used to limit the maximum voltage that will be passed from one I (1) maximum (2) typical (3) minimum Fig 7. ...
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Philips Semiconductors 7. Characteristics of the I 2 The I C-bus is for 2-way, 2-line communication between different ICs or modules. The two lines are a serial data line (SDA) and a serial clock line (SCL). Both lines must be ...
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Philips Semiconductors 7.2 System configuration A device generating a message is a ‘transmitter’; a device receiving is the ‘receiver’. The device that controls the message is the ‘master’ and the devices which are controlled by the master are the ‘slaves’ ...
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Philips Semiconductors 7.4 Bus transactions Data is transmitted to the PCA9547 control register using the Write mode as shown in Figure 12. SDA Fig 12. Write control register Data is read from PCA9547 using the Read mode as shown in ...
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Philips Semiconductors 8. Application design-in information 2 I C-bus/SMBus master Fig 14. Typical application PCA9547_2 Product data sheet SDA SDA SCL SCL RESET Rev. 02 — 12 September ...
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Philips Semiconductors 9. Limiting values Table 5. In accordance with the Absolute Maximum Rating System (IEC 60134). Symbol tot T stg T amb [1] The performance capability ...
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Philips Semiconductors 10. Static characteristics Table 6. Static characteristics See Table 7 on page 15 for Symbol Parameter ...
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Philips Semiconductors Table 7. Static characteristics See Table 6 on page 14 for Symbol Parameter Supply V supply ...
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Philips Semiconductors 11. Dynamic characteristics Table 8. Dynamic characteristics Symbol Parameter t propagation delay PD f SCL clock frequency SCL t bus free time between a STOP and BUF START condition t hold time (repeated) START condition HD;STA t LOW ...
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Philips Semiconductors SDA t BUF t LOW SCL t HD;STA P S Fig 15. Definition of timing on the I SCL SDA RESET 50 % Fig 16. Definition of RESET timing PCA9547_2 Product data sheet ...
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Philips Semiconductors 12. Package outline SO24: plastic small outline package; 24 leads; body width 7 pin 1 index 1 e DIMENSIONS (inch dimensions are derived from the original mm dimensions) A UNIT ...
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Philips Semiconductors TSSOP24: plastic thin shrink small outline package; 24 leads; body width 4 pin 1 index 1 DIMENSIONS (mm are the original dimensions) A UNIT max. 0.15 0.95 mm ...
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Philips Semiconductors HVQFN24: plastic thermal enhanced very thin quad flat package; no leads; 24 terminals; body 0.85 mm terminal 1 index area terminal 1 24 index area DIMENSIONS (mm are ...
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Philips Semiconductors 13. Soldering 13.1 Introduction to soldering surface mount packages There is no soldering method that is ideal for all surface mount IC packages. Wave soldering can still be used for certain surface mount ICs, but it is not ...
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Philips Semiconductors – larger than or equal to 1.27 mm, the footprint longitudinal axis is preferred to be parallel to the transport direction of the printed-circuit board; – smaller than 1.27 mm, the footprint longitudinal axis must be parallel to ...
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Philips Semiconductors [3] These transparent plastic packages are extremely sensitive to reflow soldering conditions and must on no account be processed through more than one soldering cycle or subjected to infrared reflow soldering with peak temperature exceeding 217 C body ...
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Philips Semiconductors 15. Revision history Table 13. Revision history Document ID Release date PCA9547_2 20060912 • Modifications: changed Section 4 “Marking” to • Section 6.3 “RESET • Table 6 “Static characteristics” description of symbol R “multiplexer” to Conditions column) • ...
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Philips Semiconductors 16. Legal information 16.1 Data sheet status [1][2] Document status Product status Objective [short] data sheet Development Preliminary [short] data sheet Qualification Product [short] data sheet Production [1] Please consult the most recently issued document before initiating or ...
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Philips Semiconductors 18. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features . . . . . . . . ...