PCA9548ABS PHILIPS [NXP Semiconductors], PCA9548ABS Datasheet
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PCA9548ABS
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PCA9548ABS Summary of contents
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PCA9548A 8-channel I Rev. 01 — 15 April 2005 1. General description The PCA9548A is an octal bi-directional translating switch controlled via the I SCL/SDA upstream pair fans out to eight downstream pairs, or channels. Any individual SCx/SDx channel or ...
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... Table – +85 C amb Type number PCA9548ABS PCA9548AD PCA9548APW 4. Marking Table 2: Type number PCA9548ABS PCA9548AD PCA9548APW 9397 750 13297 Product data sheet Ordering information Package Name Description HVQFN24 plastic thermal enhanced very thin quad flat package; no leads; 24 terminals; body 4 SO24 plastic small outline package ...
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Philips Semiconductors 5. Block diagram PCA9548A SC0 SC1 SC2 SC3 SC4 SC5 SC6 SC7 SD0 SD1 SD2 SD3 SD4 SD5 SD6 SD7 CIRCUIT RESET SCL SDA Fig 1. Block diagram of PCA9548A 9397 750 13297 Product ...
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... SC0 SD1 6 PCA9548APW SC1 7 8 SD2 SC2 9 SD3 10 SC3 Fig 3. Pin configuration for TSSOP24 SC7 16 SD7 PCA9548ABS 15 SC6 14 SD6 13 SC5 002aab201 © Koninklijke Philips Electronics N.V. 2005. All rights reserved SDA 22 SCL SC7 19 SD7 18 SC6 ...
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Philips Semiconductors 6.2 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 7. Functional description Refer to 7.1 Device address Following a START condition, the bus master must output the address of the slave it is accessing. The address of the PCA9548A is shown in internal pull-up resistors are incorporated ...
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Philips Semiconductors 7.2.1 Control register definition One or several SCx/SDx downstream pair, or channel, is selected by the contents of the control register. This register is written after the PCA9548A has been addressed. The 2 LSBs of the control byte ...
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Philips Semiconductors 7.5 Voltage translation The pass gate transistors of the PCA9548A 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 8. 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 SDA SCL MASTER TRANSMITTER/ RECEIVER Fig 10. System configuration 8.4 Acknowledge The number of data bytes transferred between the START and the STOP conditions from transmitter to receiver is not limited. Each byte of eight bits is followed ...
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Philips Semiconductors 8.5 Bus transactions Data is transmitted to the PCA9548A control register using the Write mode as shown in Figure 12. SDA START condition Fig 12. Write control register Data is read from PCA9548A using the Read mode as ...
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Philips Semiconductors 9. Application design-in information Fig 14. Typical application 9397 750 13297 Product data sheet SDA SDA SCL SCL RESET 2 I C/SMBus master Rev. 01 — ...
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Philips Semiconductors 10. Limiting values Table 5: Limiting values In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to V Symbol Parameter V supply voltage DD V input voltage I I input current I I output ...
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Philips Semiconductors 11. Static characteristics Table 6: DC characteristics See Table 7 on page 15 for Symbol Parameter ...
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Philips Semiconductors Table 7: DC characteristics See Table 6 on page 14 for Symbol Parameter Supply V supply ...
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Philips Semiconductors 12. Dynamic characteristics Table 8: Dynamic characteristics Symbol Parameter t propagation delay from SDA to SDn SCL to SCn f SCL clock frequency SCL t bus free time between a STOP and BUF START condition t ...
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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 START SCL SDA RESET 50 % LEDx Fig 16. Definition of RESET timing START protocol condition (S) t SU;STA SCL ...
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Philips Semiconductors 13. 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 14. Soldering 14.1 Introduction to soldering surface mount packages This text gives a very brief insight to a complex technology. A more in-depth account of soldering ICs can be found in our Data Handbook IC26; Integrated Circuit Packages ...
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Philips Semiconductors – 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, ...
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Philips Semiconductors [4] These packages are not suitable for wave soldering. On versions with the heatsink on the bottom side, the solder cannot penetrate between the printed-circuit board and the heatsink. On versions with the heatsink on the top side, ...
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Philips Semiconductors 17. Data sheet status [1] Level Data sheet status Product status I Objective data Development II Preliminary data Qualification III Product data Production [1] Please consult the most recently issued data sheet before initiating or completing a design. ...
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Philips Semiconductors 21. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features . . . . . . . . ...