TH8080
SoloLIN Transceiver
2.3 Static Characteristics
Unless otherwise specified all values in the following tables are valid for V
S
= 7 to 18V, V
CC
= 4.5 to 5.5V and
T
AMB
= -40 to 125°C. All voltages are referenced to ground (GND), positive currents are flow into the IC.
Parameter
V
CC
undervoltage lockout
Supply current, dominant
Supply current, dominant
Supply current, recessive
Supply current, recessive
Supply current, recessive
Symbol
V
CC_UV
I
Sd
I
CCd
I
Sr
I
CCr
I
Sr +
I
CCr
Condition
PIN VS, VCC
V
S
> 7V, TxD=L
V
S
= 18V,V
CC
= 5.5V, TxD = L
V
S
= 18V,V
CC
= 5.5V, TxD = L
V
S
= 18V,V
CC
= 5.5V,TxD=open
V
S
= 18V,V
CC
= 5.5V,TxD=open
V
S
= 12V,V
CC
= 5V, TxD=open,
T
amb
= 25°
V
BUS
= V
S
, driver on
V
BUS
= 0, V
S
= 12V, driver off
V
BUS
> V
S ,
7V < V
BUS
< 18V
7V < V
S
< 18V, driver off
V
S
= 0V, 0V < V
BUS
< 18V
V
S
= 12V, 0 < V
BUS
< 18V
-1
-600
2.75
1
0.8
10
18
24
4.3
3
1.5
20
30
V
mA
mA
µA
µA
µA
Min
Typ
Max
Unit
PIN BUS – Transmitter
Short circuit bus current
[2] [3]
Pull up current bus
[2] [3]
Bus reverse current, recessive
[2] [3]
Bus reverse current loss of battery
[2] [3]
Bus current during loss of Ground
[2] [3]
Transmitter dominant voltage
[1] [2]
Transmitter dominant voltage
[2]
Bus input capacitance
[1]
I
BUS_LIM
I
BUS_PU
I
BUS_PAS_rec
I
BUS
I
BUS_NO_GND
120
200
-200
5
5
1
1.2
2
25
35
mA
mA
µA
µA
mA
V
V
pF
V
BUSdom_DRV_2
VS = 7V, load = 500Ω
V
BUSdom_DRV_3
V
S
= 18V, load = 500Ω
C
BUS
Pulse response via 10kΩ,
V
PULSE
=12V, V
S
open
PIN BUS – Receiver
0.4 *V
S
Receiver dominant voltage
[2] [3]
Receiver recessive voltage
[2] [3]
Center point of receiver threshold
[1] [2] [3]
Receiver hysteresis
[1] [2] [3]
V
BUSdom
V
BUSrec
V
BUS_CNT
V
HYS
V
0.6 *V
S
V
V
V
V
BUS_CNT
= (V
BUSdom
+ V
BUSrec
)/2 0.487 *V
S
0.5 *V
S
0.512 *V
S
V
BUS_CNTt
= ( V
BUSrec
-V
BUSdom
)
PIN TXD
0.175
*V
S
0.187 *V
S
High level input voltage
Low level input voltage
TxD pull up resistor
V
ih
V
il
R
IH_TXD
Rising edge
Falling edge
V
TxD
= 0V
PIN RXD
0.3*V
CC
10
15
0.7*V
CC
20
V
V
kΩ
Low level output voltage
Leakage Current
V
ol_rxd
V
leak_rxd
I
RxD
= 2mA
V
RxD
= 5.5V, recessive
-10
0.9
10
V
µA
TH8080 – Datasheet
3901008080
Page 6 of 23
July 2004
Rev 006
MELEXIS [ Melexis Microelectronic Systems ]
