UJA1069_09 Datasheet, PDF (43/64 Pages) NXP Semiconductors – LIN fail-safe system basis chip

NXP Semiconductors
UJA1069
LIN fail-safe system basis chip
Table 25. Static characteristics …continued
T_vj = −40 °C to +150 °C, V_BAT42 = 5.5 V to 52 V; V_BAT14 = 5.5 V to 27 V; V_BAT42 ≥ V_BAT14 − 1 V; unless otherwise specified. All
voltages are defined with respect to ground. Positive currents flow into the IC.^[1]
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Battery supply monitor input; pin SENSE
V_th(SENSE)
input threshold low detection
battery voltage
release
1
2.5
3
V
1.7
-
4
V
I_IH(SENSE)
HIGH-level input
Normal mode; BATFIE = 1
20
50
100
µA
current
Standby mode; BATFIE = 1
5
10
20
µA
Normal mode or Standby
-
mode; BATFIE = 0
0.2
2
µA
Voltage source; pin V1; see also Figure 17 to Figure 23
V_o(V1)
∆V_V1
V_det(UV)(V1)
V_rel(UV)(V1)
V_UV(VFI)
output voltage
supply voltage
regulation
load regulation
voltage drift with
temperature
undervoltage
detection and reset
activation level
undervoltage
detection release
level
undervoltage level
for generating a VFI
interrupt
V_BAT14 = 5.5 V to 18 V;
I_V1 = −120 mA to −5 mA;
T_j = 25 °C
V_BAT14 = 14 V; I_V1 = −5 mA;
T_j = 25 °C
V_BAT14 = 9 V to 16 V;
I_V1 = −5 mA; T_j = 25 °C
V_BAT14 = 14 V;
I_V1 = −50 mA to −5 mA;
T_j = 25 °C
V_BAT14 = 14 V; I_V1 = −5 mA;
T_j = −40 °C to +150 °C
V_BAT14 = 14 V;
V1RTHC[1:0] = 00 or 11
V_BAT14 = 14 V;
V1RTHC[1:0] = 01
V_BAT14 = 14 V;
V1RTHC[1:0] = 10
V_BAT14 = 14 V;
V1RTHC[1:0] = 00 or 11
V_BAT14 = 14 V;
V1RTHC[1:0] = 01
V_BAT14 = 14 V;
V1RTHC[1:0] = 10
V_BAT14 = 14 V; VFIE = 1
V_V1(nom) − V_V1(nom)
0.1
V_V1(nom) −
0.025
-
V_V1(nom)
1
-
5
[2] _-
-
0.90 ×
V_V1(nom)
0.80 ×
V_V1(nom)
0.70 ×
V_V1(nom)
-
-
-
0.90 ×
V_V1(nom)
0.92 ×
V_V1(nom)
0.82 ×
V_V1(nom)
0.72 ×
V_V1(nom)
0.94 ×
V_V1(nom)
0.84 ×
V_V1(nom)
0.74 ×
V_V1(nom)
0.93 ×
V_V1(nom)
V_V1(nom) + V
0.1
V_V1(nom) + V
0.025
25
mV
25
mV
200
ppm/K
0.95 ×
V
V_V1(nom)
0.85 ×
V
V_V1(nom)
0.75 ×
V
V_V1(nom)
-
V
-
V
-
V
0.97 ×
V
V_V1(nom)
I_thH(V1)
undercurrent
threshold for
watchdog enable
−10
−5
−2
mA
I_thL(V1)
undercurrent
threshold for
watchdog disable
−6
−3
−1.5
mA
UJA1069_4
Product data sheet
Rev. 04 — 28 October 2009
© NXP B.V. 2009. All rights reserved.
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