STP16DP05 STMicroelectronics, STP16DP05 Datasheet

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STP16DP05

Manufacturer Part Number
STP16DP05
Description
Low-voltage 16-bit constant current LED sink driver with outputs error detection
Manufacturer
STMicroelectronics
Datasheet

Specifications of STP16DP05

Output Current
5-100 mA

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Features
Description
The STP16DP05 is a monolithic, low voltage, low
current power 16-bit shift register designed for
LED panel displays. The device contains a 16-bit
serial-in, parallel-out shift register that feeds a
16-bit D-type storage register. In the output stage,
sixteen regulated current sources were designed
to provide 5-100 mA constant current to drive the
LEDs.
The STP16DP05 features open and short LED
detections on the outputs.The STP16DP05 is
backward compatible with STP16C/L596.The
detection circuit checks 3 different conditions that
can occur on the output line: short to GND, short
to V
Table 1.
January 2010
Low voltage power supply down to 3 V
16 constant current output channels
Adjustable output current through external
resistor
Short and open output error detection
Serial data IN/Parallel data OUT
3.3 V micro driver-able
Output current: 5-100 mA
30 MHz clock frequency
Available in high thermal efficiency TSSOP
exposed pad
ESD protection 2.5 kV HBM, 200 V MM
O
or open line.
STP16DP05XTTR
STP16DP05MTR
STP16DP05PTR
STP16DP05TTR
Order codes
Device summary
LED sink driver with outputs error detection
TSSOP24 (tape and reel)
TSSOP24 exposed pad
Doc ID 13093 Rev 6
SO-24 (tape and reel)
(tape and reel)
QSOP-24
Package
Low voltage 16-bit constant current
The data detection results are loaded in the shift
register and shifted out via the serial line output.
The detection functionality is implemented without
increasing the pin count number, through a
secondary function of the output enable and latch
pin (DM1 and DM2 respectively), a dedicated
logic sequence allows the device to enter or leave
from detection mode. Through an external
resistor, users can adjust the STP16DP05 output
current, controlling in this way the light intensity of
LEDs, in addition, user can adjust LED’s
brightness intensity from 0% to 100% via
pin.
The STP16DP05 guarantees a 20 V output
driving capability, allowing users to connect more
LEDs in series. The high clock frequency,
30 MHz, makes the device suitable for high data
rate transmission. The 3.3 V voltage supply is well
useful for applications that interface any 3.3V
micro. Compared with a standard TSSOP
package, the TSSOP exposed pad increases heat
dissipation capability by a 2.5 factor.
TSSOP24
QSOP-24
1000 parts per reel
2500 parts per reel
2500 parts per reel
2500 parts per reel
STP16DP05
(exposed pad)
Packaging
TSSOP24
SO-24
OE/DM2
www.st.com
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Related parts for STP16DP05

STP16DP05 Summary of contents

Page 1

... ESD protection 2.5 kV HBM, 200 V MM Description The STP16DP05 is a monolithic, low voltage, low current power 16-bit shift register designed for LED panel displays. The device contains a 16-bit serial-in, parallel-out shift register that feeds a 16-bit D-type storage register. In the output stage, ...

Page 2

... Equivalent circuit and outputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5 Timing diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 6 Typical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 7 Detection mode functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 7.1 Phase one: “entering in detection mode“ 7.2 Phase two: “error detection” 7.3 Phase three: “resuming to normal mode” 7.4 Error detection conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 8 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 9 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 2/31 Doc ID 13093 Rev 6 STP16DP05 ...

Page 3

... STP16DP05 1 Summary description Table 2. Typical current accuracy Output voltage ≥ 1.3 V 1.1 Pin connection and description Figure 1. Pin connection Note: The exposed pad should be electrically connected to a metal land electrically isolated or connected to ground Table 3. Pin description Pin n° LE-DM1 5-20 OUT 0-15 21 OE-DM2 ...

Page 4

... Storage temperature range STG R Thermal resistance junction-case thJC 1. The exposed pad should be soldered directly to the PCB to realize the thermal benefits. 4/31 Parameter Parameter SO-24 TSSOP24 (1) TSSOP24 exposed pad QSOP-24 Doc ID 13093 Rev 6 STP16DP05 Value Unit -0 100 mA -0 1600 mA 50 MHz ...

Page 5

... STP16DP05 2.3 Recommended operating conditions Table 6. Recommended operating conditions Symbol Parameter V Supply voltage DD V Output voltage O I Output current O I Output current OH I Output current OL V Input voltage IH V Input voltage IL t LE\DM1 pulse width wLAT t CLK pulse width wCLK t OE\DM2 pulse width ...

Page 6

... O EXT =190 Ω 1 EXT R = 970 EXT OUT OFF R = 240 EXT OUT OFF R = 970 EXT OUT 240 EXT OUT (1) Doc ID 13093 Rev 6 STP16DP05 Min. Typ. Max. 0. GND 0. 4. 100 104 ± ...

Page 7

... STP16DP05 °C, unless otherwise specified DD Table 8. Switching characteristics Symbol Parameter Propagation delay time, t CLK-OUTn, LE\DM1 = H, PLH1 OE\DM2 = L Propagation delay time, t LE\DM1 -OUTn, PLH2 OE\DM2 = L Propagation delay time, t OE\DM2-OUTn, PLH3 LE\DM1 = H Propagation delay time, t PLH CLK-SDO Propagation delay time, t CLK-OUTn, LE\DM1 = H, ...

Page 8

... Equivalent circuit and outputs 4 Equivalent circuit and outputs Figure 2. OE\DM2 terminal Figure 3. LE\DM1 terminal Figure 4. CLK, SDI terminal 8/31 Doc ID 13093 Rev 6 STP16DP05 ...

Page 9

... STP16DP05 Figure 5. SDO terminal Figure 6. Block diagram Equivalent circuit and outputs Doc ID 13093 Rev 6 9/31 ...

Page 10

... When OE terminal is at high level, all output terminals will be switched OFF. 10/31 OE\DM2 SERIAL-IN OUT0 ............. OUT7 ................ OUT15 ..... ..... Dn - ..... ..... Dn - ..... ..... Dn - Doc ID 13093 Rev 6 STP16DP05 SDO change OFF ...

Page 11

... STP16DP05 Figure 8. Clock, serial-in, serial-out Doc ID 13093 Rev 6 Timing diagrams 11/31 ...

Page 12

... Timing diagrams Figure 9. Clock, serial-in, latch, enable, outputs LE\DM1 OE\DM2 Figure 10. Outputs 12/31 Doc ID 13093 Rev 6 STP16DP05 ...

Page 13

... STP16DP05 6 Typical characteristics Figure 11. Output current-R Table 10. Output current-R resistor EXT resistor EXT Rext (Ω) 976 780 652 560 488 433 389 354 325 300 278 259 241 229 215 Doc ID 13093 Rev 6 Typical characteristics Output current (mA ...

Page 14

... DD SET vs drop out voltage (V ) drop 800 700 600 500 400 300 200 100 Iset mA) vs drop out voltage (V ) drop Avg @ 3.0 V 19.33 36.67 77.33 158.67 406 692 Doc ID 13093 Rev 6 Avg @ 3.0V Avg @ 5. Avg @ 5.0 V 22.66 40.33 80 157.33 406 668 STP16DP05 ...

Page 15

... STP16DP05 Figure 13 Figure 14. Power dissipation vs temperature package Note: The exposed pad should be soldered to the PBC to realize the thermal benefits. ON\OFF Iset (mA) Doc ID 13093 Rev 6 Typical characteristics IddON Avg @ 5.5V IddON Avg @ 3.6V IddOFF Avg @ 5.5V IddOFF Avg @ 3.6V ...

Page 16

... After these five CLK cycles the device goes into the “error detection mode” and at the 6 rise front of CLK the SDI data are ready for the sampling. 16/31 1° 2° Doc ID 13093 Rev 6 STP16DP05 3° 4° 5° ...

Page 17

... STP16DP05 7.2 Phase two: “error detection” The 16 data bits must be set “1” in order to set ON all the outputs during the detection. The data are latched by LE/DM1 and after that the outputs are ready for the detection process. When the micro controller switches the OE\DM2 to LOW, the device drives the LEDs in order to analyze if an OPEN or SHORT condition has occurred ...

Page 18

... Detection mode functionality Figure 17. Timing example for open and/or short detection 18/31 Doc ID 13093 Rev 6 STP16DP05 ...

Page 19

... STP16DP05 7.3 Phase three: “resuming to normal mode” The sequence for re-entering in normal mode is showed in the following table and diagram: Figure 18. Resuming to normal mode timing diagram CLK OE/DM2 LE/DM1 Note: For proper device operation the “Entering in detection” sequence must be follow by a “resume mode” sequence not possible to insert consecutive equal sequence. ...

Page 20

... Detection mode functionality Figure 19. Detection circuit 20/31 16 STP16DP05 Doc ID 13093 Rev 6 STP16DP05 ...

Page 21

... STP16DP05 Figure 20. Error detection sequence 16 CLK pulse are required to 16 CLK pulse are required to load the data setting 1 into load the data setting 1 into shift register shift register LE and OE Key LE and OE Key Sequence Sequence necessary to Enter necessary to Enter in EDM in EDM During the error ...

Page 22

... Max. 1.54 1.62 1.73 0.1 0.15 0.25 1.47 0.31 0.2 0.254 0.17 8.56 8.66 8.76 5.8 6 6.2 3.8 3.91 4.01 0.635 0.4 0.635 0.89 0.25 0.33 0.41 8° 0° Doc ID 13093 Rev 6 STP16DP05 inch Min. Typ. Max. 0.061 0.064 0.068 0.004 0.006 0.010 0.058 0.012 0.008 0.010 0.007 0.337 0.341 0.345 0.228 0.236 0.244 0.150 0.154 0.158 0.025 0.016 0.025 0.035 0.010 0.013 0.016 ...

Page 23

... STP16DP05 Figure 21. QSOP-24 package dimensions Doc ID 13093 Rev 6 Package mechanical data 23/31 ...

Page 24

... Package mechanical data Table 15. QSOP-24 tape and reel Dim eint e1 Table 16. QSOP-24 tape and reel dimensions 0.3+/-0.05 0.3+/-0.05 24/31 mm. Min Typ Max 12.8 13 13.5 330 100 16.4 1.5 2 2.5 2.0+/-0.1 2.0+/-0.1 1.5+1/0 1.5+1/0 8 +/-0.1 8 +/-0.1 2.1 +/-0.1 2.1 +/-0.1 Doc ID 13093 Rev 6 inch Min Typ 5.039 5.118 129.921 39.37 6.457 0.591 0.787 4.0+/-0.1 4.0+/-0.1 1.75+/-0.1 1.75+/-0.1 16 +/-0.3 16 +/-0.3 1.6 +1/-0.1 1.6 +1/-0.1 STP16DP05 Max 5.315 0.984 7217811_C ...

Page 25

... STP16DP05 Table 17. TSSOP24 mechanical data Dim Figure 22. TSSOP24 package dimensions mm. Min. Typ. Max. 1.1 0.05 0.15 0.9 0.19 0.30 0.09 0.20 7.7 7.9 4.3 4.5 0.65 BSC 6.25 6.5 0° 8° 0.50 0.70 Doc ID 13093 Rev 6 Package mechanical data inch Min. Typ. Max. 0.043 0.002 0.006 0.035 0.0075 0.0118 0.0035 0.0079 0.303 0.311 ...

Page 26

... Tape and reel TSSOP24 Dim Figure 23. Reel dimensions 26/31 mm. Min. Typ. Max. 330 12.8 13.2 20.2 60 22.4 6.8 7 8.2 8.4 1.7 1.9 3.9 4.1 11.9 12.1 Doc ID 13093 Rev 6 STP16DP05 inch Min. Typ. Max. 12.992 0.504 0.519 0.795 2.362 0.882 0.268 0.276 0.323 0.331 0.067 0.075 0.153 0.161 0.468 0.476 ...

Page 27

... STP16DP05 Table 19. SO-24 mechanical data Dim Figure 24. SO-24 package dimensions mm. Min. Typ. Max. 2.65 0.1 0.2 2.45 0.35 0.49 0.23 0.32 0.5 15.20 15.60 10.00 10.65 1.27 13.97 7.40 7.60 0.50 1.27 Doc ID 13093 Rev 6 Package mechanical data inch Min. Typ. 0.004 0.014 0.009 0.020 45°(typ.) 0.598 0.393 0.050 0.550 0.291 0.020 °(max.) 8 Max ...

Page 28

... Table 20. Tape and reel SO-24 Dim Figure 25. Reel dimensions 28/31 mm. Min. Typ. Max. 330 12.8 13.2 20.2 60 30.4 10.8 11.0 15.7 15.9 2.9 3.1 3.9 4.1 11.9 12.1 Doc ID 13093 Rev 6 STP16DP05 inch Min. Typ. Max. 12.992 0.504 0.519 0.795 2.362 1.197 0.425 0.433 0.618 0.626 0.114 0.122 0.153 0.161 0.468 0.476 ...

Page 29

... STP16DP05 Table 21. TSSOP24 exposed pad Dim Figure 26. TSSOP24 dimensions mm Min. Typ. Max. 1.2 0.15 0.8 1 1.05 0.19 0.30 0.09 0.20 7.7 7.8 7.9 4.7 5.0 5.3 6.2 6.4 6.6 4.3 4.4 4.5 2.9 3.2 3.5 0.65 0° 8° 0.45 0.60 0.75 Doc ID 13093 Rev 6 Package mechanical data inch Min. Typ. Max. 0.047 0.004 0.006 0.031 0.039 0.041 0.007 0.012 0.004 0.0089 ...

Page 30

... Table 7 on page 6 3 Updated Table 9: Truth table on page 10 Updated Table 15: TSSOP24 exposed-pad on page 23 4 Added QSOP-24 package information on page 23 5 Updated Figure 7 on page 6 Updated Table 5 on page 4 Doc ID 13093 Rev 6 STP16DP05 Changes Table 14 and Figure 21 10, Chapter 3 on page 6 ...

Page 31

... STP16DP05 Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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