SFFSBE8 June   2026 TLC69624-Q1 , TLC69634-Q1

 

  1.   1
  2.   Trademarks
  3. 1Overview
  4. 2Functional Safety Failure In Time (FIT) Rates
    1. 2.1 WQFN (32) Wettable flank Package
    2. 2.2 HTSSOP (32) Package
  5. 3Failure Mode Distribution (FMD)
  6. 4Pin Failure Mode Analysis (Pin FMA)
    1. 4.1 WQFN (32) Wettable flank Package
    2. 4.2 HTSSOP (32) Package
  7. 5Revision History

HTSSOP (32) Package

Figure 4-2 shows the TLC69624-Q1 and TLC69634-Q1 pin diagram for the HTSSOP (32) package. For a detailed description of the device pins, see the Pin Configuration and Functions section in the TLC69624-Q1 and TLC69634-Q1 datasheet.

TLC69624-Q1 TLC69634-Q1 Pin Diagram (HTSSOP (32) Package)Figure 4-2 Pin Diagram (HTSSOP (32) Package)
Table 4-6 Pin FMA for Device Pins Short-Circuited to Ground
Pin NamePin No.Description of Potential Failure EffectsFailure Effect Class
ISET1The device reports an error on the ISET pin.B
GND2, 19There is no effect on the device. The device operates as normal.D
OUT0–OUT113–14The device reports LED open.B
SIN 11 There is a communication failure. B
CLK_I 12 There is a communication failure. B
FAULT 13 A fault is falsely triggered on the device. B
SOUT 14 There is a communication failure. B
OUT12–OUT2320–31The device reports LED open.B
VCC32The device cannot start up.B
Table 4-7 Pin FMA for Device Pins Open-Circuited
Pin NamePin No.Description of Potential Failure EffectsFailure Effect Class
ISET1The device reports an error on the ISET pin.B
GND2, 19There is no effect on the device. There are multiple GND pins.D
OUT0–OUT113–14The device reports LED open.B
SIN11There is a communication failure.B
CLK_I12There is a communication failure.B
FAULT13A fault fails to trigger on the device.B
SOUT14There is a communication failure.B
OUT12–OUT2320–31The device reports LED open.B
VCC32The device cannot start up.B
ISET1The device reports an error on the ISET pin.B
Table 4-8 Pin FMA for Device Pins Short-Circuited to Adjacent Pin
Pin NamePin No.Shorted toDescription of Potential Failure EffectsFailure Effect Class
ISET1GNDThe device reports an error on the ISET pin.B
GND2OUT0The device reports LED open.B
OUT03OUT1The LEDs connected to the OUT0 and OUT1 pin cannot perform the correct brightness.B
OUT14OUT2The LEDs connected to the OUT1 and OUT2 pin cannot perform the correct brightness.B
OUT25OUT3The LEDs connected to the OUT2 and OUT3 pin cannot perform the correct brightness.B
OUT36OUT4The LEDs connected to the OUT3 and OUT4 pin cannot perform the correct brightness.B
OUT47OUT5The LEDs connected to the OUT4 and OUT5 pin cannot perform the correct brightness.B
OUT58OUT6The LEDs connected to the OUT5 and OUT6 pin cannot perform the correct brightness.B
OUT69OUT7The LEDs connected to the OUT6 and OUT7 pin cannot perform the correct brightness.B
OUT710OUT8The LEDs connected to the OUT7 and OUT8 pin cannot perform the correct brightness.B
OUT8 11 OUT9 The LEDs connected to the OUT8 and OUT9 pin cannot perform the correct brightness. B
OUT9 12 OUT10 The LEDs connected to the OUT9 and OUT10 pin cannot perform the correct brightness. B
OUT10 13 OUT11 The LEDs connected to the OUT10 and OUT11 pin cannot perform the correct brightness. B
OUT11 14 SIN There is a communication failure. B
SIN 15 CLK_I There is a communication failure. B
CLK_I 16 FAULT The CLK_I and FAULT pin are both corner pins, the adjacent-pin short is not applicable. D
FAULT 17 SOUT The device reports fault falsely. B
SOUT 18 GND There is a communication failure. B
GND 19 OUT12 The device reports LED open. B
OUT12 20 OUT13 The LEDs connected to the OUT12 and OUT13 pin cannot perform the correct brightness. B
OUT13 21 OUT14 The LEDs connected to the OUT13 and OUT14 pin cannot perform the correct brightness. B
OUT14 22 OUT15 The LEDs connected to the OUT14 and OUT15 pin cannot perform the correct brightness. B
OUT15 23 OUT16 The LEDs connected to the OUT15 and OUT16 pin cannot perform the correct brightness. B
OUT16 24 OUT17 The LEDs connected to the OUT16 and OUT17 pin cannot perform the correct brightness. B
OUT17 25 OUT18 The LEDs connected to the OUT17 and OUT18 pin cannot perform the correct brightness. B
OUT18 26 OUT19 The LEDs connected to the OUT18 and OUT19 pin cannot perform the correct brightness. B
OUT19 27 OUT20 The LEDs connected to the OUT19 and OUT20 pin cannot perform the correct brightness. B
OUT20 28 OUT21 The OUT20 and OUT21 pin are both corner pins, the adjacent-pin short is not applicable. D
OUT21 29 OUT22 The LEDs connected to the OUT21 and OUT22 pin cannot perform the correct brightness. B
OUT22 30 OUT23 The LEDs connected to the OUT22 and OUT23 pin cannot perform the correct brightness. B
OUT23 31 VCC The device reports LED short. B
VCC 32 ISET The VCC and ISET pin are both corner pins, the adjacent-pin short is not applicable. D
Table 4-9 Pin FMA for Device Pins Short-Circuited to Supply
Pin NamePin No.Description of Potential Failure EffectsFailure Effect Class
ISET1No adjacent pin.D
GND2, 19No adjacent pin.D
OUT0–OUT113–14No adjacent pin.D
SIN11No adjacent pin.D
CLK_I12No adjacent pin.D
FAULT13No adjacent pin.D
SOUT14No adjacent pin.D
OUT12–OUT2220–31No adjacent pin.D
OUT23 31 The device reports LED short. B
VCC32The device operates as normal.D