PCA9901DP NXP [NXP Semiconductors], PCA9901DP Datasheet
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PCA9901DP
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PCA9901DP Summary of contents
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PCA9901 One wire single LED driver Rev. 01 — 3 December 2009 1. General description The PCA9901 current source for a single LED that allows stand-alone blinking of a predefined pattern to off-load the microcontroller and ...
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... Packages offered: TSSOP8, XSON8U, WLCSP6 3. Applications Cellular telephones Stand-alone status indicator 4. Ordering information Table 1. Type number PCA9901DP PCA9901GD PCA9901UK 4.1 Ordering options Table 2. Type number PCA9901DP PCA9901GD PCA9901UK 5. Marking Top view. Dot is bump A1 indicator. Fig 1. PCA9901UK (WLCSP6) marking PCA9901_1 Product data sheet Ordering information Package Name Description TSSOP8 plastic thin shrink small outline package ...
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NXP Semiconductors 6. Block diagram CTRL Fig 2. Block diagram of PCA9901 PCA9901_1 Product data sheet PCA9901 short/thermal disable INPUT DIGITAL INTERFACE enable FILTER DECODER control sequence OSCILLATOR signals ON AND OFF COUNTERS REGISTERS PATTERN SEQUENCER GND ISET Rev. 01 ...
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... Pin configuration for WLCSP6 7.2 Pin description Table 3. Symbol V DD TEST1 CTRL GND LEDOUT B2 ISET n.c. PCA9901_1 Product data sheet TEST1 PCA9901DP CTRL 002aac855 ball A1 index area PCA9901UK TEST1 B1 CTRL C1 Transparent top view Pin description Pin Type ...
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NXP Semiconductors 8. Functional description Refer to Figure 2 “Block diagram of 8.1 Digital interface overview - CTRL pin The digital interface is a simple one-wire uni-directional interface allowing the host controller device to: • send the lighting sequence to ...
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NXP Semiconductors 8.2 Command descriptions 8.2.1 TRAINING START command 2 pulses sent to the PCA9901 in less than 1.5 ms causes the PCA9901 to enter the Training mode. The PCA9901 leaves the Shutdown mode as soon as the 1 resets ...
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NXP Semiconductors 8.2.6 RESET command A single pulse sent to the PCA9901 in less than 1.5 ms causes the PCA9901 Shutdown mode and to reset its registers to zeroes. 8.3 State machine RESET PCA9901 up and running ...
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NXP Semiconductors 8.4 Lighting training sequence Training sequence starts after a TRAINING START command has been issued by the host controller and ends after a TRAINING END command has been issued. The LED ON timing is provided when CTRL is ...
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NXP Semiconductors 8.5 TRAINING START and TRAINING END commands waveforms TRAINING START command 1.5 ms minimum PCA9901 leaves Shutdown mode and is ready for capture within 1.5 ms (max). All registers are set to zeroes. Fig 8. TRAINING START and ...
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NXP Semiconductors 8.8 Time-out The time-out circuitry allows the PCA9901 to be safely set back to the Shutdown mode when a communication problem occurs between the host controller and the PCA9901. 8.8.1 CTRL LOW too long after receiving a TRAINING ...
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NXP Semiconductors 8.8.4 ‘Synchronization’ signal not generated after RUN ONCE command The PCA9901 is waiting for the ‘Synchronization’ signal (rising edge of CTRL) after a RUN ONCE command has been issued. 1. Once the RUN ONCE command has been decoded ...
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NXP Semiconductors If the fault condition goes away during normal mode operation, the reference current circuitry and the LED output stage are again enabled, allowing the PCA9901 to resume control of the LED output stage (LEDOUT). A short-circuit condition is ...
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NXP Semiconductors 9. Application design-in information (1) Accuracy of the output current directly proportional to the accuracy of the external resistor. R Fig 10. Application diagram 10. Limiting values Table 4. In accordance with the Absolute Maximum Rating System (IEC ...
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NXP Semiconductors 11. Static characteristics Table 5. Static characteristics − ° 2 5 +85 DD amb Symbol Parameter Supply V supply voltage DD I supply current DD I shutdown mode ...
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NXP Semiconductors Table 5. Static characteristics …continued − ° 2 5 +85 DD amb Symbol Parameter ISET pin V voltage on pin ISET ISET ΔV /V relative voltage variation on ...
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NXP Semiconductors 13. Tape and reel information 4.00 ± 0.10 + 0.30 8.00 − 0. Dimensions are in millimeter (mm). Fig 11. WL-CSP embossed carrier tape configuration PCA9901_1 Product data sheet 2.00 ± 0.05 4.00 ± 0.10 ...
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NXP Semiconductors 14. Package outline TSSOP8: plastic thin shrink small outline package; 8 leads; body width pin 1 index 1 e DIMENSIONS (mm are the original dimensions ...
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NXP Semiconductors XSON8U: plastic extremely thin small outline package; no leads; 8 terminals; UTLP based; body 0.5 mm terminal 1 index area DIMENSIONS (mm are the original dimensions) A UNIT A ...
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NXP Semiconductors WLCSP6: wafer level chip-size package; 6 bumps; 1.0 x 1 ball A1 index area e 1 Dimensions Unit max 0.63 0.23 0.40 0.29 ...
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NXP Semiconductors 15. Soldering of SMD packages This text provides a very brief insight into a complex technology. A more in-depth account of soldering ICs can be found in Application Note AN10365 “Surface mount reflow soldering description”. 15.1 Introduction to ...
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NXP Semiconductors 15.4 Reflow soldering Key characteristics in reflow soldering are: • Lead-free versus SnPb soldering; note that a lead-free reflow process usually leads to higher minimum peak temperatures (see reducing the process window • Solder paste printing issues including ...
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NXP Semiconductors temperature MSL: Moisture Sensitivity Level Fig 15. Temperature profiles for large and small components For further information on temperature profiles, refer to Application Note AN10365 “Surface mount reflow soldering description”. 16. Soldering of WLCSP packages 16.1 Introduction to ...
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NXP Semiconductors • Solder paste printing issues, such as smearing, release, and adjusting the process window for a mix of large and small components on one board • Reflow temperature profile; this profile includes preheat, reflow (in which the board ...
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NXP Semiconductors • The bump height on the chip The higher the stand off, the better the stresses are released due to TEC (Thermal Expansion Coefficient) differences between substrate and chip. 16.3.2 Quality of solder joint A flip-chip joint is ...
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NXP Semiconductors 18. Revision history Table 11. Revision history Document ID Release date PCA9901_1 20091203 PCA9901_1 Product data sheet Data sheet status Change notice Product data sheet - Rev. 01 — 3 December 2009 PCA9901 One wire single LED driver ...
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NXP Semiconductors 19. Legal information 19.1 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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NXP Semiconductors 21. Contents 1 General description . . . . . . . . . . . . . . . . . . . . . . 1 2 Features . . . . . . . . ...