ATA6622C_14 Datasheet, PDF (20/29 Pages) ATMEL Corporation – Master and slave operation possible

9. Electrical Characteristics (Continued)
5V < V_S < 27V, -40°C < Tj < 150°C, unless otherwise specified. All values refer to GND pins
No. Parameters
Test Conditions
Pin Symbol Min.
Typ.
Max.
Unit
10 Internal Timers
10.1
Dominant time for
wake-up via LIN bus
V_LIN = 0V
LIN
t_bus
30
90
150
µs
Time delay for mode
10.2
change from Fail-safe
into Normal Mode via
EN pin
V_EN = 5V
EN
t_norm
5
15
20
µs
Time delay for mode
10.3
change from Normal
Mode to Sleep Mode via
V_EN = 0V
EN pin
EN
t_sleep
2
7
12
µs
TXD dominant time-out
10.4 time (ATA6626C
disabled)
V_TXD = 0V
TXD
t_dom
6
13
20
ms
Time delay for mode
10.5
change from Silent
Mode into Normal Mode
V_EN = 5V
via EN
EN
t_{s_n}
5
15
40
µs
10.6 Duty cycle 1
TH_Rec(max) = 0.744 × V_S
TH_Dom(max) = 0.581 × V_S
V_S = 7.0V to 18V
LIN
t_Bit = 50µs
D1 = t_{bus_rec(min)}/(2 × t_Bit)
10.7 Duty cycle 2
TH_Rec(min) = 0.422 × V_S
TH_Dom(min) = 0.284 × V_S
V_S = 7.6V to 18V
LIN
t_Bit = 50µs
D2 = t_{bus_rec(max)}/(2 × t_Bit)
10.8 Duty cycle 3
TH_Rec(max) = 0.778 × V_S
TH_Dom(max) = 0.616 × V_S
V_S = 7.0V to 18V
LIN
t_Bit = 96µs
D3 = t_{bus_rec(min)}/(2 × t_Bit)
10.9 Duty cycle 4
TH_Rec(min) = 0.389 × V_S
TH_Dom(min) = 0.251 × V_S
V_S = 7.6V to 18V
LIN
t_Bit = 96µs
D4 = t_{bus_rec(max)}/(2 × t_Bit)
10.10
Slope time falling and
rising edge at LIN
V_S = 7.0V to 18V
LIN
11
Receiver Electrical AC Parameters of the LIN Physical Layer
LIN Receiver, RXD Load Conditions: C_RXD = 20pF
11.1
Propagation delay of
receiver (Figure 9-1 on
page 23)
V_S = 7.0V to 18V
t_{rx_pd} = max(t_{rx_pdr} , t_{rx_pdf})
RXD
D1
D2
D3
D4
t_{SLOPE_fall}
t_{SLOPE_rise}
t_{rx_pd}
0.396
0.417
3.5
0.581
0.590
22.5
µs
6
µs
11.2
Symmetry of receiver
propagation delay rising
edge minus falling edge
V_S = 7.0V to 18V
t_{rx_sym} = t_{rx_pdr} – t_{rx_pdf}
RXD
t_{rx_sym}
–2
+2
µs
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Type*
A
A
A
A
A
A
A
A
A
A
A
A
20 ATA6622C/ATA6624C/ATA6626C [DATASHEET]
4986O–AUTO–10/14