ATA6621N-PGQW Atmel, ATA6621N-PGQW Datasheet - Page 21

• Manufacturer Part Number: ATA6621N-PGQW
• Description: TXRX LIN 5V REG WATCHDOG 20-QFN
• Manufacturer: Atmel
• Type: Transceiverr

Specifications of ATA6621N-PGQW

• Number Of Drivers/receivers: 1/1
• Protocol: LIN
• Voltage - Supply: 5 V ~ 18 V
• Mounting Type: Surface Mount
• Package / Case: 20-QFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

5. Electrical Characteristics (Continued)
5V < V
4887I–AUTO–09/09
*) 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 Duty cycle 1
10.6 Duty cycle 2
10.7
10.8
11.1
11.2
12.1
12.2
12.3
No.
10
11
12
S
Parameters
< 18V, T
Internal Timers
Dominant time for
wake-up via LIN bus
Time delay for mode
change from Pre-normal
to Normal mode via pin
EN
Time delay for mode
change from Normal into
Sleep mode via pin EN
TXD dominant time-out
timer
Slope time falling and
rising edge at LIN
Time of low pulse for
wake-up via pin WAKE
Internal Receiver Electrical AC Parameters of the LIN Physical Layer LIN Receiver, RXD Load Conditions (C
Propagation delay of
receiver (see
on page
Symmetry of receiver
propagation delay rising
edge minus falling edge
Watchdog Input PTRIG and NTRIG
Watchdog input
high-level threshold
Watchdog input low
threshold
Internal pull down PTRIG
Internal pull down PTRIG
amb
23)
= –40°C to +125°C
Figure 5-1
Test Conditions
V
V
V
V
TH
TH
V
D1 = t
TH
TH
V
D2 = t
Slope time dominant and
recessive edges
V
t
t
rec_pd
rx_sym
LIN
EN
EN
TXD
S
S
WAKE
Rec(max)
Dom(max)
Rec(min)
Dom(min)
= 7.0V to 18V; t
= 7.0V to 18V; t
= 5V
= 0V
= 0V
= 0V
= max(t
bus_rec(min)
bus_rec(max)
= t
= 0V
rx_pdr
= 0.422
= 0.744
= 0.284
= 0.581
rx
– t
_
/ (2
pdr
/ (2
rx_pdf
, t
Bit
Bit
rx_pdf
VS;
V
VS;
= 50 µs
= 50 µs
V
t
S
t
Bit
S
Bit
;
;
)
)
)
Pin
t
V_H
Rpu
t
V_L
Rpd
Symbol
SLOPE_rise
SLOPE_fall
t
t
t
t
rx_sym
t
t
WAKE
t
sleep
rx_pd
norm
D1
D2
dom
bus
PTRIG
NTRIG
PTRIG
PTRIG
0.396
Min
250
3.5
3.5
30
60
–2
5
2
6
Typ
130
90
15
10
7
0.581
Max
22.5
150
200
600
1.5
20
15
20
+2
6
ATA6621N
Unit
ms
k
µs
µs
µs
µs
µs
µs
µs
RXD
V
V
): 20 pF
Type*
A
A
A
A
A
A
A
A
A
A
A
A
A
21