ATA6623 ATMEL Corporation, ATA6623 Datasheet - Page 17

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

8. Electrical Characteristics (Continued)
5V < V
4957D–AUTO–07/07
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
10.1
10.2
10.3
10.4
10.5
10.6
10.7
10.8
10.9
No.
9.1
9.2
9.3
9.4
9.5
9.6
10
9
S
< 27V, –40°C < T
Parameters
LIN Bus Receiver
Center of receiver
threshold
Receiver dominant state V
Receiver recessive state V
Receiver input
hysteresis
Pre-wake detection LIN
High level input voltage
Pre-wake detection LIN
Low level input voltage
Internal Timers
Dominant time for
wake–up via LIN bus
Time delay for mode
change from Pre-normal
into Normal mode via pin
EN
Time delay for mode
change from Normal
mode to Sleep mode via
pin EN
TXD dominant time out
timer
Duty cycle 1
Duty cycle 2
Duty cycle 3
Duty cycle 4
Slope time falling and
rising edge at LIN
j
< 150°C; unless otherwise specified all values refer to GND pins.
Test Conditions
V
(V
V
Activates the LIN receiver
V
V
V
V
TH
TH
V
t
D1 = t
TH
TH
V
t
D2 = t
TH
TH
V
t
D3 = t
TH
TH
V
t
D4 = t
V
Bit
Bit
Bit
Bit
BUS_CNT
EN
EN
hys
LIN
EN
EN
TXD
S
S
S
S
S
th_dom
Rec(max)
Dom(max)
= 7.0V to 18V
= 50 ms
Rec(min)
Dom(min)
= 7.6V to 18V
= 50 ms
Rec(max)
Dom(max)
= 7.0V to 18V
= 96 ms
Rec(min)
Dom(min)
= 7.6V to 18V
= 96 ms
= 7.0V to 18V
= 5V
= 5V
= V
= 5V
= 0V
= 0V
= 0V
bus_rec(min)
bus_rec(max)
bus_rec(min)
bus_rec(max)
th_rec
+ V
=
= 0.422 × V
= 0.389 × V
= 0.744 × V
= 0.778 × V
= 0.284 × V
= 0.251 × V
= 0.581 × V
= 0.616 × V
th
– V
_
rec
/(2 × t
/(2 × t
/(2 × t
/(2 × t
th_dom
)/2
Bit
Bit
Bit
Bit
S
S
S
S
S
S
S
S
)
)
)
)
Pin
LIN
LIN
LIN
LIN
LIN
LIN
ATA6623/ATA6625 [Preliminary]
t
V
t
Symbol
SLOPE_rise
V
SLOPE_fall
V
V
BUS_CNT
V
V
BUSdom
t
t
BUShys
BUSrec
t
t
sleep
norm
D1
D2
D3
D4
dom
LINH
bus
LINL
0.6 × V
V
0.475 ×
0.028 ×
0.396
0.417
Min.
S
–27
–27
3.5
V
V
30
– 1V
5
2
6
S
S
S
0.1 x V
0.5 ×
Typ.
V
90
13
7
S
S
V
0.4 × V
0.525 ×
0.175 ×
S
0.581
0.590
Max.
V
0.3V
22.5
150
– 3.3V
V
40
V
20
15
20
S
S
S
+
S
Unit
ms
µs
µs
µs
µs
V
V
V
V
V
V
Type*
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
17