ATA6623 ATMEL Corporation, ATA6623 Datasheet - Page 16

• Manufacturer Part Number: ATA6623
• Description: LIN Bus Transceiver with 3.3V Voltage Regulator
• Manufacturer: ATMEL Corporation

8. Electrical Characteristics (Continued)
5V < V
16
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
7.10
7.11
7.12
8.10
8.11
No.
7.7
7.8
7.9
8.1
8.2
8.3
8.4
8.5
8.6
8.7
8.8
8.9
8
S
< 27V, –40°C < T
Parameters
Load regulation
maximum
Output current limitation VS > 5.5V
Load capacity
VCC undervoltage
threshold
Hysteresis of
undervoltage threshold
Ramp up time VS > 5.5V
to VCC = 5V
LIN Bus Driver: Bus Load Conditions:
Load 1 (Small): 1 nF, 1 kΩ; Load 2 (Large): 10 nF, 500Ω; R
10.5, 10.6 and 10.7 Specifies the Timing Parameters for Proper Operation at 20 Kbps
Driver recessive output
voltage
Driver dominant voltage
Driver dominant voltage
Driver dominant voltage
Driver dominant voltage
Pull–up resistor to V
LIN current limitation
V
Input leakage current at
the receiver including
pull-up resistor as
specified
Leakage current LIN
recessive
Leakage current when
control unit disconnected
from ground.
Loss of local ground
must not affect
communication in the
residual network
Node has to sustain the
current that can flow
under this condition. Bus
must remain operational
under this condition.
ATA6623/ATA6625 [Preliminary]
BUS
= V
Batt_max
j
< 150°C; unless otherwise specified all values refer to GND pins.
S
Test Conditions
5 mA < I
1Ω < ESR < 5Ω @ 100 kHz
Referred to VCC
VS > 5.5V
Referred to VCC
VS > 5.5V
C
I
Load1/Load2
V
R
V
R
V
R
V
R
The serial diode is
mandatory
Input Leakage current
Driver off
V
V
Driver off
8V < V
8V < V
V
GND
V
0V < V
V
V
0V < V
load
VCC
VS
load
VS
load
VS
load
VS
load
BUS
Batt
BUS
Batt
Batt
SUP_Device
= 7V
= 18V
= 7V
= 18V
= –5 mA at VCC
= 12V
= 12V
Device
disconnected
= 500Ω
= 1000Ω
= 0V
≥ V
= 500Ω
= 1000Ω
= 2.2 µF
Batt
BUS
BUS
BUS
VCC
Batt
< 18V
= V
< 18V
< 18V
< 18V
= GND
< 50 mA
S
VCC
VCC
VCC
VCC
VCC
VCC
Pin
LIN
LIN
LIN
LIN
LIN
LIN
LIN
LIN
LIN
LIN
LIN
RXD
I
I
I
BUS_PAS_dom
V
V
BUS_PAS_rec
BUS_NO_gnd
= 5 kΩ; C
Symbol
Vhys
VCC
V
I
V
V
_LoSUP_1k
_HiSUP_1k
BUS_LIM
V
I
C
T
_LoSUP
_HiSUP
R
BUSrec
I
VCCs
thunN
BUS
VCC
load
LIN
load
thun
RXD
0.9 × V
–200
Min.
= 20 pF
–10
1.8
4.2
0.6
0.8
20
40
–1
S
–0.35
–160
Typ.
+0.5
250
130
120
0.5
10
30
15
5
Max.
+10
300
200
4.8
1.2
V
60
20
15
2
2
S
4957D–AUTO–07/07
Unit
mA
mV
mA
mA
kΩ
µF
µA
µA
µA
µs
%
V
V
V
V
V
V
Type*
D
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A