Electrical characteristics – Rainbow Electronics ATA6624 User Manual
Page 18
18
4986F–AUTO–07/08
ATA6622/ATA6624/ATA6626
8.
Electrical Characteristics
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
Type*
1
VS Pin
1.1
Nominal DC voltage
range
VS
V
S
5
27
V
A
1.2
Supply current in Sleep
Mode
Sleep Mode
V
LIN
> V
S
– 0.5V
V
S
< 14V (T
j
= 25°C)
VS
I
VSsleep
3
10
14
µA
A
Sleep Mode
V
LIN
> V
St
– 0.5V
V
S
< 14V (T
j
= 125°C)
I
VSsleep
5
11
16
µA
A
1.3
Supply current in Silent
Mode
Bus recessive
V
S
< 14V (T
j
= 25°C)
Without load at VCC
I
VSsi
47
57
67
µA
A
Bus recessive
V
S
< 14V (T
j
= 125°C)
Without load at VCC
I
VSsi
56
66
76
µA
A
1.4
Supply current in Normal
Mode
Bus recessive
V
S
< 14V
Without load at VCC
VS
I
VSrec
0.3
0.8
mA
A
1.5
Supply current in Normal
Mode
Bus dominant
V
S
< 14V
V
CC
load current 50 mA
VS
I
VSdom
50
53
mA
A
1.6
Supply current in
Fail-safe Mode
Bus recessive
V
S
< 14V
Without load at VCC
VS
I
VSfail
0.35
0.53
mA
A
1.7
V
S
undervoltage
threshold
VS
V
Sth
4.0
4.5
5
V
A
1.8
VS undervoltage
threshold hysteresis
VS
V
Sth_hys
0.2
V
A
2
RXD Output Pin
2.1
Low-level input current
Normal Mode
V
LIN
= 0V
V
RXD
= 0.4V
RXD
I
RXD
1.3
2.5
8
mA
A
2.2
Low-level output voltage I
RXD
= 1 mA
RXD
V
RXDL
0.4
V
A
2.3
Internal 5 k
Ω
resistor to
V
CC
RXD
R
RXD
3
5
7
k
Ω
A
3
TXD Input/Output Pin
3.1
Low-level voltage input
TXD
V
TXDL
–0.3
+0.8
V
A
3.2
High-level voltage input
TXD
V
TXDH
2
V
CC
+
0.3V
V
A
3.3
Pull-up resistor
V
TXD
= 0V
TXD
R
TXD
125
250
400
k
Ω
A
3.4
High-level leakage
current
V
TXD
= VCC
TXD
I
TXD
–3
+3
µA
A
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter