STP08CDC596B1 STMicroelectronics, STP08CDC596B1 Datasheet

IC LED DRIVER LINEAR 16-DIP

STP08CDC596B1

Manufacturer Part Number
STP08CDC596B1
Description
IC LED DRIVER LINEAR 16-DIP
Manufacturer
STMicroelectronics
Type
Linear (Serial Interface)r
Datasheet

Specifications of STP08CDC596B1

Constant Current
Yes
Topology
8-Bit Shift Register
Number Of Outputs
8
Internal Driver
Yes
Type - Primary
General Purpose
Frequency
25MHz
Voltage - Supply
3.3 V ~ 5.5 V
Voltage - Output
16V
Mounting Type
Through Hole
Package / Case
16-DIP (0.300", 7.62mm)
Operating Temperature
-40°C ~ 125°C
Current - Output / Channel
120mA
Internal Switch(s)
Yes
Low Level Output Current
- 1 mA
High Level Output Current
1 mA
Operating Supply Voltage
3.3 V to 5.5 V
Maximum Supply Current
12.8 mA
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Efficiency
-
Lead Free Status / Rohs Status
 Details
Other names
497-5391-5
STP08CDC596B1
General features
Description
The STP08CDC596 is a monolithic, medium-
voltage, low current power 8-bit shift register
designed for LED panel display. The
STP08CDC596 contains a 8-bit serial-in, parallel-
out shift register that feeds a 8-bitD-type storage
register. In the output stage, eight regulated
current sources were designed to provide 15-
120mA constant current to drive the LEDs.
The STP08CDC596 contains the built-IN error
detection feature. The device performs this
additional function without any increase of the pin
number and any change of the pin function, if
compared to the standard device without error
detection. Consequently, choosing this device
does not mean to change the footprint on the
board.
Order codes
August 2006
STP08CDC596XTTR
8 constant current output channels
Adjustable output current through one external
resistor
Open and short line, short to GND, short to
V-LED supply error detection
Serial data in/parallel data out
Serial out change state on the falling edges of
clock
Output current: 20-120mA
3.3V micro driver-able
25MHz clock frequency
Available in high thermal TSSOP exposed pad.
STP08CDC596MTR
STP08CDC596TTR
STP08CDC596B1
STP08CDC596M
Part Number
Temperature range
-40°C to 125°C
-40°C to 125°C
-40°C to 125°C
-40°C to 125°C
-40°C to 125°C
Led sink driver with full outputs detection
TSSOP16 Exposed pad (Tape & Reel)
Rev 3
TSSOP16 (Tape & Reel)
To perform this functionality mode, the device
needs a digital key coming from the
Microprocessor. The STP08CDC596 is able to
detect: open and short on the LED line, short to
GND, short to LED voltage supply. The data
mapping of output channels status detection is
provided by a feedback from the serial output to
the Microprocessor.
Trough an external resistor, users may adjust the
STP08CDC596 output current, controlling the
light intensity of LEDs.
The STP08CDC596 guarantees 16V output
driving capability, allowing users to connect more
LEDs in series. The high clock frequency, 25
MHz, also satisfies the system requirement of
high volume data transmission.
The device is offered in DIP-16, SO-16,
TSSOP-16 and TSSOP-16 Exposed Pad
packages.
The STP08CDC596 is well suitable for traffic
display signs where the detection feature is
strongly required.
SO-16 (Tape & Reel)
SO-16 (Tube)
Package
DIP-16
TSSOP16
Dip-16
8-Bit constant current
STP08CDC596
(Exposed pad)
2500 parts per reel
2500 parts per reel
2500 parts per reel
50 parts per tube
25 part per tube
TSSOP16
Packaging
SO-16
www.st.com
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STP08CDC596B1 Summary of contents

Page 1

... Consequently, choosing this device does not mean to change the footprint on the board. Order codes Part Number Temperature range STP08CDC596B1 -40°C to 125°C STP08CDC596M -40°C to 125°C STP08CDC596MTR -40°C to 125°C STP08CDC596TTR -40°C to 125°C STP08CDC596XTTR -40° ...

Page 2

Contents Contents 1 Summary description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

Page 3

STP08CDC596 1 Summary description Table 1. Current accuracy Output voltage ≥0.7V 1.1 Pin connection and description Figure 1. Connections diagram Table 2. Pin description PIN N° 5- Current accuracy Between bits (Typ) ...

Page 4

Block diagram 2 Block diagram Figure 2. Block diagram 4/29 STP08CDC596 ...

Page 5

... These are stress ratings only and operation of the device at these or any other conditions above those indicated in the Operating sections of this specification is not implied. Exposure to Absolute Maximum Rating conditions for extended periods may affect device reliability. Refer also to the STMicroelectronics SURE Program and other relevant quality documents. 3.1 Absolute maximum ratings Table 3 ...

Page 6

Maximum rating 3.3 Recommended operating conditions Table 5. 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 ...

Page 7

STP08CDC596 4 Electrical characteristics Table 6. Electrical characteristics (V Symbol Parameter V Input voltage high level IH V Input voltage low level IL I Output leakage current OH V Output voltage (Serial-OUT Output voltage (Serial-OUT OL1 ...

Page 8

Switching characteristics 5 Switching characteristics Table 7. Switching Characteristics (V Symbol Parameter Propagation delay time, t CLK-OUTn, LE/DM1 = H, PLH1 OE/DM2 = L Propagation delay time, t PLH2 LE/DM1-OUTn, OE/DM2 = L Propagation delay time, t PLH3 OE/DM2-OUTn, LE/DM1 ...

Page 9

STP08CDC596 6 Equivalent circuit of inputs and outputs Figure 3. OE terminal Figure 4. LE terminal Figure 5. CLK, SDI terminal Equivalent circuit of inputs and outputs 9/29 ...

Page 10

Equivalent circuit of inputs and outputs Figure 6. SDO terminal 10/29 STP08CDC596 ...

Page 11

STP08CDC596 7 Timing diagram Figure 7. Timing diagram Note: In normal mode the OE/DM2 must remain low at least two clock cycles. In case of OE signal enabled (OE = LOW) during no clock activity (clock stopped), after the CLK ...

Page 12

Timing diagram Figure 8. Clock, serial-in, serial-out Figure 9. Clock, serial-in, latch, enable, outputs 12/29 STP08CDC596 ...

Page 13

STP08CDC596 Figure 10. Outputs Timing diagram 13/29 ...

Page 14

Test circuit 8 Test circuit Figure 11. DC characteristics Figure 12. AC characteristics 14/29 STP08CDC596 ...

Page 15

STP08CDC596 Figure 13. Timing example for open and/or short detection Test circuit 15/29 ...

Page 16

Running the detection mode 9 Running the detection mode 9.1 Phase one: “entering in detection mode“ From the “Normal Mode” condition the device can switch to the “Error Mode“ logic sequence on the OE/DM2 and LE/DM1 pins as ...

Page 17

STP08CDC596 9.2 Phase two: “error detection“ The eight 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 ...

Page 18

Running the detection mode 9.3 Phase three: “resuming to normal mode” The sequence for re-entering in normal mode is showed in the following Table and diagram: Table 11. Resuming to normal mode timing diagram CLK OE/DM2 LE/DM1 Table 12. Resuming ...

Page 19

STP08CDC596 9.4 Condition in order to get a successfully detection condition Table 13. Detection condition (V SW-1 or SW-3b SW-2 or SW-3a Note: Where the output current programmed by the R O current in detection mode. Figure 14. ...

Page 20

Typical characteristics 10 Typical characteristics Figure 15. Output current-REXT resistor Figure 16. Dropout voltage vs output Figure 17. Power dissipation vs temperature package 20/29 STP08CDC596 current Figure 18. Output current vs ±∆I (%) OL ...

Page 21

STP08CDC596 11 Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK packages. These packages have a Lead-free second level interconnect. The category of second Level Interconnect is marked on the package and on the ...

Page 22

Package mechanical data DIM. MIN. a1 0. 22/29 Plastic DIP-16 (0.25) MECHANICAL DATA mm. TYP MAX. 1.65 0.5 0.25 20 8.5 2.54 17.78 7.1 5.1 3.3 1.27 STP08CDC596 ...

Page 23

STP08CDC596 DIM. MIN 0 0. 9 3.8 G 4 SO-16 MECHANICAL DATA mm. TYP MAX. 1.75 0.25 0.004 1.64 0.46 0.013 0.25 ...

Page 24

Package mechanical data DIM. MIN 0.05 A2 0.8 b 0.19 c 0.09 D 4.9 E 6 0˚ PIN 1 IDENTIFICATION 1 24/29 TSSOP16 MECHANICAL DATA mm. TYP MAX. ...

Page 25

STP08CDC596 TSSOP16 EXPOSED PAD MECHANICAL DATA DIM. MIN 0.8 b 0.19 c 0.09 D 4.9 D1 1.7 E 6.2 E1 4 0° L 0.45 mm. TYP MAX. MIN. 1.2 0.15 1 1.05 0.031 ...

Page 26

Package mechanical data Tape & Reel TSSOP16 MECHANICAL DATA DIM. MIN 12 6.7 Bo 5.3 Ko 1.6 Po 3.9 P 7.9 26/29 mm. TYP MAX. MIN. 330 13.2 0.504 0.795 2.362 22.4 ...

Page 27

STP08CDC596 DIM. MIN 12 6.45 Bo 10.3 Ko 2.1 Po 3.9 P 7.9 Tape & Reel SO-16 MECHANICAL DATA mm. TYP MAX. 330 13.2 22.4 6.65 10.5 2.3 4.1 8.1 Package mechanical ...

Page 28

Revision history 12 Revision history Table 1. Revision history Date 15-Jun-2005 11-Oct-2005 2-Aug-2006 28/29 Revision 1 First release 2 Minor revision, no content change New template, block diagram 3 equivalent circuit Section 6 on page 9 TSSOP-16 Exposed Pad package. ...

Page 29

... STP08CDC596 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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