MXL1544/MAX3175
+5V Multiprotocol, Software-Selectable
Control Transceivers
4 _______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS (continued)
(V
CC
= +5V, V
DD
= +6.8V, V
EE
= -5.6V, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 2)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
V.10 TRANSMITTER
Open-Circuit Output Voltage
Swing
V
O
R
L
= 3.9kΩ (Figure 3) ±4 ±6V
R
L
= 450Ω (Figure 3) ±3.6
Output Voltage Swing V
T
R
L
= 450Ω (Figure 3), T
A
= +25°C
0.9 x
V
O
V
Short-Circuit Current I
SC
V
O
= GND, T
A
= +25°C ±150 mA
Output Leakage Current I
Z
-0.25V < V
OUT
< +0.25V, power-off
or no-cable mode
±1 ±100 µA
Rise or Fall Time t
r
, t
f
R
L
= 450Ω, C
L
= 100pF (Figures 3, 7) 2 µs
Transmitter Input to Output
t
PHL
,
t
PLH
R
L
= 450Ω, C
L
= 100pF (Figures 3, 7) 1 µs
V.10 RECEIVER
Differential Threshold Voltage V
TH
-250 250 mV
Input Hysteresis ∆V
TH
25 50 mV
Receiver Input Current I
IN
-10V ≤ V
A
≤ 10V ±0.66 mA
Receiver Input Impedance R
IN
-10V ≤ V
A
≤ 10V 15 30 kΩ
Rise or Fall Time t
r
, t
f
(Figures 4, 8) 15 ns
MXL1544 55 ns
t
PLH
MAX3175 10 µs
MXL1544 109 ns
Receiver Input to Output
t
PHL
( Fi g ur es 4, 8)
MAX3175 10 µs
MXL1544 60 ns
Data Skew
|t
PHL
-
t
PLH
|
( Fi g ur es 4, 8)
MAX3175 1 µs
V.28 TRANSMITTER
Open circuit (Figure 3) ±7V
Output Voltage Swing V
O
R
L
= 3kΩ (Figure 3) ±5 ±6V
Short-Circuit Current I
SC
V
O
= GND ±150 mA
Output Leakage Current I
Z
-0.25V ≤ V
OUT
≤ +0.25V, power-off or
no-cable mode
±1 ±100 µA
Output Slew Rate SR R
L
= 3kΩ, C
L
= 2500pF (Figures 3, 7) 4 30 V/µs
t
PHL
1.5 2.5
Transmitter Input to Output
t
PLH
R
L
= 3kΩ, C
L
= 2500pF (Figures 3, 7)
1.5 3
µs
V.28 RECEIVER
Input Low Voltage V
IL
1.3 0.8 V
Input High Voltage V
IH
2.0 1.3 V
Input Hysteresis V
HYS
0.05 0.3 V
Input Resistance R
IN
-15V < V
IN
< +15V 3 5 7 kΩ
Rise or Fall Time t
r
, t
f
(Figures 4, 8) 15 ns
