參數(shù)資料
型號(hào): TH8080
廠商: Electronic Theatre Controls, Inc.
英文描述: Single LIN Bus Transceiver
中文描述: 單LIN總線收發(fā)器
文件頁數(shù): 6/12頁
文件大?。?/td> 156K
代理商: TH8080
T H8080
Single LIN Transceiver
www.melexis.com
Page 6
Target Data Sheet Rev 1.0 Nov. 2000
Dynamic Characteristics
All dynamic values of the table below refer to the test-schematic schown in Figure - Timing Diagram
(6V
V
S
20V, -40°C
T
A
125°C, unless otherwise specified)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Slew rate falling edge
t
SRF
80% < VBUS < 20% ,
minimum & maximum bus
load
-2.5
-1.7
-1
V/μs
Slew rate rising edge
t
SRR
20% < VBUS < 80% ,
minimum bus load
[1]
1
1.7
2.5
V/μs
Propagation delay transmitter
( TxD->BUS)
t
trans_pdf
TxD high to low transition
[2]
4
μs
Propagation delay transmitter
( TxD->BUS)
t
trans_pdr
TxD low to high transition
[2]
4
μs
Propagation delay transmitter
symmetry
t
trans_sym
Calculate t
trans_pdf
- t
trans_pdr
-2
2
μs
Propagation delay receiver
( BUS->RxD)
t
rec_pdf
BUS recessive to dominant
[2]
6
μs
Propagation delay receiver
( BUS->RxD)
t
rec_pdr
BUS dominant to recessive
[2]
6
μs
Propagation delay receiver
symmetry
t
rec_sym
Calculate t
trans_pdf
- t
trans_pdr
-2
2
μs
Receiver debounce time
t
rec_deb
BUS rising & falling edge
[3]
1.2
3.1
μs
______________________________
[1]
Minimum slew rate of the rising edge is determined by the network time constant
[2]
See timing diagram figure 3
[3]
See timing diagram figure 4
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