ATA6824 ATMEL Corporation, ATA6824 Datasheet - Page 9

• Manufacturer Part Number: ATA6824
• Description: High Temperature H-bridge Motor Driver
• Manufacturer: ATMEL Corporation

Figure 5-3.
4931C–AUTO–09/06
(input to transmitting Node)
(output of receiving Node 1)
(output of receiving Node 2)
TXD
RXD
RXD
V
(Transceiver
supply
of transmitting
node)
S
Definition of Bus Timing Parameters
TH
TH
TH
TH
Rec(max)
Dom(max)
Rec(min)
Dom(min)
The recessive BUS level is generated from the integrated 30 k pull-up resistor in series with an
active diode. This diode prevents the reverse current of VBUS during differential voltage
between VSUP and BUS (V
t
Bit
t
rx_pdf(1)
SIO Bus Signal
t
t
Bus_dom(min)
Bus_dom(max)
BUS
> V
SUP
).
t
Bit
t
rx_pdr(2)
t
Bus_rec(min)
t
Bus_rec(max)
t
rx_pdr(1)
ATA6824 [Preliminary]
t
Bit
Thresholds of
receiving node 1
Thresholds of
receiving node 2
t
rx_pdf(2)
9