UJA1076A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 2 — 31 January 2011 28 of 47
NXP Semiconductors
UJA1076A
High-speed CAN core system basis chip
[1] According to JEDEC JESD51-2 and JESD51-3 at natural convection on 1s board.
[2] According to JEDEC JESD51-2, JESD51-5 and JESD51-7 at natural convection on 2s2p board. Board with
two inner copper layers (thickness: 35 μm) and thermal via array under the exposed pad connected to the
first inner copper layer.
Fig 14. HTSSOP32 thermal resistance junction to ambient as a function of PCB copper
area
Table 9. Thermal characteristics
Symbol Parameter Conditions Typ Unit
R
th(j-a)
thermal resistance from junction to
ambient
single-layer board
[1]
78 K/W
four-layer board
[2]
36 K/W
PCB Cu heatsink area (cm
2
)
0 108462
015aaa138
50
70
90
R
th(j-a)
(K/W)
30
without heatsink top layer
with heatsink top layer
UJA1076A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 2 — 31 January 2011 29 of 47
NXP Semiconductors
UJA1076A
High-speed CAN core system basis chip
9. Static characteristics
Table 10. Static characteristics
T
vj
=
40
°
C to +150
°
C; V
BAT
= 4.5 V to 28 V; V
BAT
> V
V1
; V
BAT
> V
V2
; R
(CANH-CANL)
= 45
Ω
to 65
Ω
; all voltages are defined
with respect to ground; positive currents flow in the IC; typical values are given at V
BAT
= 14 V; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
Supply; pin BAT
V
BAT
battery supply voltage 4.5 - 28 V
I
BAT
battery supply current MC = 00 (Standby; V1 on, V2 off)
STBCC = 1 (CAN wake-up enabled)
WIC1 = WIC2 = 11 (WAKE interrupts
enabled); 7.5 V < V
BAT
<28V
I
V1
=0mA; V
RSTN
= V
SCSN
=V
V1
V
TXDC
= V
V1
; V
SDI
=V
SCK
=0V
T
vj
= 40 °C-8297μA
T
vj
=25°C-7587μA
T
vj
=150°C-6779μA
MC = 01 (Sleep; V1 off, V2 off)
STBCC = 1 (CAN wake-up enabled)
WIC1 = WIC2 = 11 (WAKE interrupts
enabled); 7.5 V < V
BAT
<28V; V
V1
=0V
T
vj
= 40 °C-5970μA
T
vj
=25°C-5564μA
T
vj
=150°C-5057μA
contributed by CAN wake-up receiver
STBCC = 1; V
CANH
=V
CANL
=2.5V
5.5 V < V
BAT
<28V
1613μA
contributed by WAKEx pin edge
detectors;
WIC1 = WIC2 = 11
V
WAKE1
=V
WAKE2
=V
BAT
0510μA
I
BAT(add)
additional battery supply
current
5.1 V < V
BAT
<7.5V - - 50 μA
4.5 V < V
BAT
<5.1V
V1 on (5 V version)
--3 mA
V2 on; MC = 11
V2UIE = 1; I
V2
= 0 mA
100 - 950 μA
CAN Active mode (recessive)
STBCC = 0; MC = 1x; V
TXDC
=V
V1
I
CANH
= I
CANL
= 0 mA
5.5 V < V
BAT
<28V
--10mA
CAN active (dominant)
STBCC = 0; MC = 1x; V
TXDC
=0V
R
(CANH-CANL)
=45Ω
5.5 V < V
BAT
<28V
--70mA
V
th(det)pon
power-on detection threshold
voltage
4.5 - 5.5 V
V
th(det)poff
power-off detection threshold
voltage
4.25 - 4.5 V
V
hys(det)pon
power-on detection
hysteresis voltage
200 - - mV
UJA1076A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2011. All rights reserved.
Product data sheet Rev. 2 — 31 January 2011 30 of 47
NXP Semiconductors
UJA1076A
High-speed CAN core system basis chip
V
uvd(ctrl)Iext
external current control
undervoltage detection
voltage
5.9 - 7.5 V
Voltage source; pin V1
V
O
output voltage V
O(V1)nom
= 5 V; V
BAT
= 5.5 V to 28 V
I
V1
= 200 mA to 5 mA
4.9 5 5.1 V
V
O(V1)nom
= 5 V; V
BAT
= 5.5 V to 28 V
I
V1
= 250 mA to 200 mA
4.75 5 5.1 V
V
O(V1)nom
= 5 V; V
BAT
= 5.5 V to 5.75 V
I
V1
= 250 mA to 5 mA
150 °C< T
vj
<200°C
4.5 5 5.1 V
V
O(V1)nom
= 5 V; V
BAT
= 5.75 V to 28 V
I
V1
= 250 mA to 5 mA
150 °C< T
vj
<200°C
4.85 5 5.1 V
V
O(V1)nom
= 3.3 V; V
BAT
= 4.5 V to 28 V
I
V1
= 250 mA to 5 mA
3.234 3.3 3.366 V
V
O(V1)nom
= 3.3 V; V
BAT
= 4.5 V to 28 V
I
V1
= 250 mA to 5 mA
150 °C< T
vj
<200°C
2.97 3.3 3.366 V
R
(BAT-V1)
resistance between pin BAT
and pin V1
V
O(V1)nom
= 5 V; V
BAT
= 4.5 V to 5.5 V
I
V1
= 250 mA to 5 mA
regulator in saturation
--3 Ω
V
uvd
undervoltage detection
voltage
90 %; V
O(V1)nom
= 5 V; RTHC = 0 4.5 - 4.75 V
90 %; V
O(V1)nom
= 3.3 V; RTHC = 0 2.97 - 3.135 V
70 %; V
O(V1)nom
= 5 V; RTHC = 1 3.5 - 3.75 V
V
uvr
undervoltage recovery
voltage
90 %; V
O(V1)nom
= 5 V 4.56 - 4.9 V
90 %; V
O(V1)nom
= 3.3 V 3.025 - 3.234 V
I
O(sc)
short-circuit output current I
VEXCC
= 0 mA 600 - 250 mA
Load regulation
ΔV
V1
voltage variation on pin V1 as a function of load current variation
V
BAT
= 5.75 V to 28 V
I
V1
= 250 mA to 5 mA
--25mV
Line regulation
ΔV
V1
voltage variation on pin V1 as a function of supply voltage variation
V
BAT
= 5.5 V to 28 V; I
V1
= 30 mA
--25mV
PNP base; pin VEXCTRL
I
O(sc)
short-circuit output current V
VEXCTRL
4.5 V; V
BAT
= 6 V to 28 V 3.5 5.8 8 mA
Table 10. Static characteristics
…continued
T
vj
=
40
°
C to +150
°
C; V
BAT
= 4.5 V to 28 V; V
BAT
> V
V1
; V
BAT
> V
V2
; R
(CANH-CANL)
= 45
Ω
to 65
Ω
; all voltages are defined
with respect to ground; positive currents flow in the IC; typical values are given at V
BAT
= 14 V; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit

UJA1076ATW/3V3/1J

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
CAN Interface IC UJA1076ATW/HTSSOP32//3V3/1/REEL 13 Q1 NDP
Lifecycle:
New from this manufacturer.
Delivery:
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