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L9680 Datasheet(PDF) 261 Page - STMicroelectronics

Part # L9680
Description  Automotive advanced airbag IC for mid/high end applications
PDF  277 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9680 Datasheet(HTML) 261 Page - STMicroelectronics

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DocID029257 Rev 1
261/277
L9680
Electrical characteristics
276
54
T_s2_end_closure
Slot 2 End valid
window,
closure time
Related to t0, Sensor Side, P8P-500-3L
302.8
-
342.1
μs
55
Related to t0, Sensor Side, P8P-500-3H
271.6
-
308
μs
56
Related to t0, Sensor Side, P8P-500-4H
225.4
-
256.5
μs
57
Related to t0, Sensor Side, P10P-500-3L 319.6
-
360.5
μs
58
Related to t0, Sensor Side, P10P-500-3H 282.7
-
320
μs
59
Related to t0, Sensor Side, P10P-500-4H 236.5
-
269
μs
60
T_s3_end_open
Slot 3 End valid
window,
opening time
Related to t0, Sensor Side, P8P-500-3L
365.1
-
412.5
μs
61
Related to t0, Sensor Side, P8P-500-3H
339.4
-
384.3
μs
62
Related to t0, Sensor Side, P8P-500-4H
263.9
-
300.9
μs
63
Related to t0, Sensor Side, P10P-500-3L 378.9
-
427.7
μs
64
Related to t0, Sensor Side, P10P-500-3H 348.5
-
394.3
μs
65
Related to t0, Sensor Side, P10P-500-4H
273
-
311
μs
66
T_s3_end_closure
Slot 3 End valid
window,
closure time
Related to t0, Sensor Side, P8P-500-3L
465.9
-
522.7
μs
67
Related to t0, Sensor Side, P8P-500-3H
434.7
-
488
μs
68
Related to t0, Sensor Side, P8P-500-4H
342.5
-
386.1
μs
69
Related to t0, Sensor Side, P10P-500-3L 482.7
-
541.1
μs
70
Related to t0, Sensor Side, P10P-500-3H 445.9
-
500
μs
71
Related to t0, Sensor Side, P10P-500-4H 353.7
-
398.2
μs
72 TSYNC_DLY_SHORT
Sync Pulse Start
Delay
SYS_CFG(RSU_SYNCPULSE_SHIFT
_CONF)=0 Related to Start of Sync
Pulse on ch. N-1
--
μs
73
TSYNC_DLY_LONG
SYS_CFG(RSU_SYNCPULSE_SHIFT
_CONF)=1 Related to Start of Sync
Pulse on ch. N-1
--
μs
74
TFLT_OPEN_RSU
Open Detection
Deglitch Filter
Time
-10
-
15
μs
75
TFLT_LKG_RSU
Leakage Deglitch
Filter Time
-10
-
15
μs
76 TWRITE_EN_DELAY_LF
Data register
write delay
Design Info
F = 125 kbaud
Calculated from transition of last
sensor bit to when data is available in
SPI register
--
19
μs
77 TWRITE_EN_DELAY_HF
Design Info
F = 189 kbaud
Calculated from transition of last
sensor bit to when data is available in
SPI register
--
14
μs
Table 62. PSI-5 satellite transceiver - AC specifications (continued)
No
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
160
fosc
----------
288
fosc
----------



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