Data Sheet ADM3051
Rev. A | Page 3 of 16
SPECIFICATIONS
All voltages relative to ground (Pin 2); 4.5 V ≤ V
CC
≤ 5.5 V. T
A
= −40°C to +125°C, R
L
= 60 Ω, I
RS
> −10 μA, unless otherwise noted. All
typical specifications are at T
A
= 25°C, V
CC
= 5 V, unless otherwise noted.
Table 1.
Parameter Symbol Min Typ Max Unit Test Conditions/Comments
SUPPLY CURRENT I
CC
Dominant State 78 mA V
TxD
= 1 V
Recessive State 10 mA V
TxD
= 4 V; R
SLOPE
= 47 kΩ
Standby State 275 µA V
RS
= V
CC
, I
TxD
= I
RxD
= I
VREF
= 0 mA, T
A
< 90°C
DRIVER
Logic Inputs
Input Voltage High V
IH
0.7 V
CC
V
CC
+ 0.3 V Output recessive
Input Voltage Low V
IL
−0.3 +0.3 V
CC
V Output dominant
CMOS Logic Input Current High I
IH
−200 +30 µA V
TxD
= 4 V
CMOS Logic Input Current Low I
IL
−100 −600 µA V
TxD
= 1 V
Differential Outputs
Recessive Bus Voltage V
CANH
, V
CANL
2.0 3.0 V
V
TxD
= 4 V, R
L
= ∞, see Figure 23
Off-State Output Leakage Current I
LO
−2 +2 mA −2 V < (V
CANL
, V
CANH
) < 7 V
I
LO
−10 +10 mA −5 V < (V
CANL
, V
CANH
) < 36 V
CANH Output Voltage V
CANH
3.0 4.5 V
V
TxD
= 1 V, see Figure 23
CANL Output Voltage V
CANL
0.5 2.0 V
V
TxD
= 1 V, see Figure 23
Differential Output Voltage V
OD
1.5 3.0 V
V
TxD
= 1 V, see Figure 23
V
OD
1.5 V
V
TxD
= 1 V, R
L
= 45 Ω, see Figure 23
V
OD
−500 +50 mV
V
TxD
= 4 V, R
L
= ∞, see Figure 23
Short-Circuit Current, CANH I
SCCANH
−200 mA V
CANH
= −5 V
I
SCCANH
−100 mA V
CANH
= −36 V
Short-Circuit Current, CANL I
SCCANL
200 mA V
CANL
= 36 V
RECEIVER
Differential Inputs
Voltage Recessive V
IDR
−1.0 +0.5 V
−2 V < V
CANL
, V
CANH
<7 V, see Figure 25,
V
CC
= 4.75 V to 5.25 V, C
L
= 30 pF
−1.0 +0.4 V
−7 V < V
CANL
, V
CANH
<12 V, see Figure 25,
C
L
= 30 pF
Voltage Dominant V
IDD
0.9 5.0 V
−2 V < V
CANL
, V
CANH
<7 V, see Figure 25,
V
CC
= 4.75 V to 5.25 V, C
L
= 30 pF
1.0 5.0 V
−7 V < V
CANL
, V
CANH
<12 V, see Figure 25,
C
L
= 30 pF
1
Input Voltage Hysteresis V
HYS
150 mV
See
Figure 26
CANH, CANL Input Resistance R
IN
5 25 kΩ
Differential Input Resistance R
DIFF
20 100 kΩ
Logic Outputs
Output Voltage High V
OH
0.8 V
CC
V
CC
V I
OUT
= −100 µA
Output Voltage Low V
OL
0 0.2 V
CC
V I
OUT
= 1 mA
V
OL
0 1.5 V I
OUT
= 10 mA
Short-Circuit Current |I
OS
| 120 mA V
OUT
= GND or V
CC
VOLTAGE REFERENCE
Reference Output Voltage V
REF
2.025 3.025 V V
RS
= 1 V, |I
REF
| = 50 A
V
REF
0.4 V
CC
0.6 V
CC
V V
RS
= 4 V, |I
REF
| = 5 A
STANDBY/SLOPE CONTROL
Input Voltage for Standby Mode V
STB
0.75 V
CC
V
Current for Slope Control Mode I
SLOPE
−10 −200 µA
Slope Control Mode Voltage V
SLOPE
0.4 V
CC
0.6 V
CC
V
1
In standby, V
CC
= 4.75 V to 5.25 V.
