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LDLL16ENTR Datasheet(PDF) 89 Page - STMicroelectronics

Part # LDLL16ENTR
Description  16-channel LED driver with automotive CAN FD light interface
PDF  102 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

LDLL16ENTR Datasheet(HTML) 89 Page - STMicroelectronics

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7.6
Digital timings, digital I/O and ADC characteristics
Table 65. Digital timings
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
tWD
Watchdog timeout period
Guaranteed by scan
00(default)
45
50
ms
01
90
100
10
180 200
11
22.5
25
tAUTORESTART
Auto-restart time in fail-safe/stand-alone
mode
Guaranteed by scan
45
50
55
ms
tFILTER
Filtering time - Time needed for DIN
overtaking control on bus mode (after DIN
rising edge when DIN_EN set in bus
mode)
Guaranteed by scan
32
µs
tBUS_CONTROL
Timeout for bus control re-activation after
last falling edge on DIN
Guaranteed by scan
10
ms
tRX_IDLE
Timeout for RX pin in recessive state
550
µs
tWAKE_UP
Time for a complete wake up (V3V3 >
V3V3_POR _H)
DIN high for t > tWAKEUP
Cap on V3V3 = 1 μF
V3V3 > V3V3_POR _H
30
µs
tSTDBY
Time needed for a transition to standby
mode (V3V3 < V3V3_POR_L)
DIN low
Cap on V3V3 = 1 μF
V3V3 < V3V3_POR _L
15
ms
tSTARTUP
Time needed for the transition from the
initialization to standby phase - transition
state, VS > VS_POR_H
Guaranteed by scan
500
µs
tPOR_DELAY
Time needed after POR, before
configuring the device (all outputs kept off
during this time)
Guaranteed by scan
00
0
ms
01
25
10
50
11
100
tDIAG_BLANK_GROUP_X Blanking time - for diagnostic validation
Guaranteed by scan
00
5
us
01
10
10
15
11
20
tFTP_WR
FTP memory writing time
Guaranteed by scan
12
ms
tDIN_FALL
DIN falling edge settling time - for fault
clearing
Guaranteed by scan
10
ms
Note:
Digital timings guaranteed by scan.
LDLL16EN
Electrical characteristics
DS14111 - Rev 5
page 89/102



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