SFFSB56 February   2026 DRV81080-Q1 , DRV81242-Q1 , DRV81602-Q1 , DRV81620-Q1

 

  1.   1
  2.   Trademarks
  3. 1Overview
  4. 2Functional Safety Failure In Time (FIT) Rates
  5. 3Failure Mode Distribution (FMD)
  6. 4Pin Failure Mode Analysis (Pin FMA)
    1. 4.1 DRV81602-Q1 Pin FMA
    2. 4.2 DRV81242-Q1 Pin FMA
    3. 4.3 DRV81620-Q1 Pin FMA
    4. 4.4 DRV81080-Q1 Pin FMA
  7. 5Revision History

4.4 DRV81080-Q1 Pin FMA

Figure 4-1 shows the DRV81080-Q1 pin diagram for the 24-pin HTSSOP (PWP) package. For a detailed description of the device pins, see the Pin Configuration and Functions section in the DRV81080-Q1 datasheet.

DRV81602-Q1 DRV81242-Q1 DRV81620-Q1 DRV81808-Q1 DRV81080-Q1 Pin Diagram Figure 4-4 DRV81080-Q1 Pin Diagram
Table 4-14 Pin FMA for Device Pins Short-Circuited to Ground
Pin Name Pin No. Description of Potential Failure Effects Failure Effect Class
nSCS 1 SPI communication is not functional. B
SCLK 2 SPI communication is not functional. B
SDI 3 SPI communication is not functional. B
SDO 4 SPI communication is not functional. B
GND 5 The device operates as intended. D
OUT0_HS 6 There is a loss of load control. B
NC 7 There is no impact to the functions of the device. D
OUT2_HS 8 There is a loss of load control. B
VM1 9 There is a loss of load control. B
OUT4_HS 10 There is a loss of load control. B
OUT6_HS 11 There is a loss of load control. B
NC 12 There is no impact to the functions of the device. D
NC 13 There is no impact to the functions of the device. D
OUT7_HS 14 There is a loss of load control. B
OUT5_HS 15 There is a loss of load control. B
VM2 16 There is a loss of load control. B
OUT3_HS 17 There is a loss of load control. B
NC 18 There is no impact to the functions of the device. D
OUT1_HS 19 There is a loss of load control. B
VM 20 The voltage monitor indicates an undervoltage warning for the supply functions. B
nSLEEP 21 SPI communication is not functional. B
IN1 22 There is a loss of load control. B
IN0 23 There is a loss of load control. B
VDD 24 SPI communication is not functional. B
Table 4-15 Pin FMA for Device Pins Open-Circuited
Pin Name Pin No. Description of Potential Failure Effects Failure Effect Class
nSCS 1 SPI communication is not functional. B
SCLK 2 SPI communication is not functional. B
SDI 3 SPI communication is not functional. B
SDO 4 SPI communication is not functional. B
GND 5 There is a loss of load control. B
OUT0_HS 6 There is a loss of load control. B
NC 7 There is no impact to the functions of the device. D
OUT2_HS 8 There is a loss of load control. B
VM1 9 There is a loss of load control. B
OUT4_HS 10 There is a loss of load control. B
OUT6_HS 11 There is a loss of load control. B
NC 12 There is no impact to the functions of the device. D
NC 13 There is no impact to the functions of the device. D
OUT7_HS 14 There is a loss of load control. B
OUT5_HS 15 There is a loss of load control. B
VM2 16 There is a loss of load control. B
OUT3_HS 17 There is a loss of load control. B
NC 18 There is no impact to the functions of the device. D
OUT1_HS 19 There is a loss of load control. B
VM 20 The voltage monitor indicates an undervoltage warning for the supply functions. B
nSLEEP 21 SPI communication is not functional. B
IN1 22 There is a loss of load control. B
IN0 23 There is a loss of load control. B
VDD 24 SPI communication is not functional. B
Table 4-16 Pin FMA for Device Pins Short-Circuited to Adjacent Pin
Pin Name Pin No. Shorted to Pin No. Description of Potential Failure Effects Failure Effect Class
nSCS 1 2 SPI communication is not functional. B
SCLK 2 3 SPI communication is not functional. B
SDI 3 4 SPI communication is not functional. B
SDO 4 5 SPI communication is not functional. B
GND 5 6 There is a loss of load control. B
OUT0_HS 6 7 There is a loss of load control. B
NC 7 8 There is no impact to the functions of the device. D
OUT2_HS 8 9 There is a loss of load control. B
VM1 9 10 There is a loss of load control. B
OUT4_HS 10 11 There is a loss of load control. B
OUT6_HS 11 12 There is no impact to the functions of the device. D
NC 12 13 There is no impact to the functions of the device. D
NC 13 14 There is no impact to the functions of the device. D
OUT7_HS 14 15 There is a loss of load control. B
OUT5_HS 15 16 There is a loss of load control. B
VM2 16 17 There is a loss of load control. B
OUT3_HS 17 18 There is a loss of load control. B
NC 18 19 There is no impact to the functions of the device. D
OUT1_HS 19 20 There is a loss of load control. B
VM 20 21 False faults are potentially detected on the VM pin. B
nSLEEP 21 22 There is a loss of load control. B
IN1 22 23 There is a loss of load control. B
IN0 23 24 There is a loss of load control. B
VDD 24 1 SPI communication is not functional. B
Table 4-17 Pin FMA for Device Pins Short-Circuited to Supply
Pin Name Pin No. Description of Potential Failure Effects Failure Effect Class
nSCS 1 The maximum voltage of the low voltage pin is violated. A
SCLK 2 The maximum voltage of the low voltage pin is violated. A
SDI 3 The maximum voltage of the low voltage pin is violated. A
SDO 4 The maximum voltage of the low voltage pin is violated. A
GND 5 The voltage monitor indicates an undervoltage warning for the supply functions. B
OUT0_HS 6 There is a loss of load control. B
NC 7 There is no impact to the functions of the device. D
OUT2_HS 8 There is a loss of load control. B
VM1 9 The device operates as intended. D
OUT4_HS 10 There is a loss of load control. B
OUT6_HS 11 There is a loss of load control. B
NC 12 There is no impact to the functions of the device. D
NC 13 There is no impact to the functions of the device. D
OUT7_HS 14 There is a loss of load control. B
OUT5_HS 15 There is a loss of load control. B
VM2 16 The device operates as intended. D
OUT3_HS 17 There is a loss of load control. B
NC 18 There is no impact to the functions of the device. D
OUT1_HS 19 There is a loss of load control. B
VM 20 The device operates as intended. D
nSLEEP 21 There is no impact to the functions of the device. D
IN1 22 The maximum voltage of the low voltage pin is violated. A
IN0 23 The maximum voltage of the low voltage pin is violated. A
VDD 24 The maximum voltage of the low voltage pin is violated. A