LTC2862A
4
2862af
For more information www.linear.com/LTC2862A
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Logic
V
TH
Input Threshold Voltage (DE, DI, RE) 3.0 ≤ V
CC
≤ 5.5V
l
0.33 • V
CC
0.67 • V
CC
V
I
INL
Logic Input Current (DE, DI, RE) 0 ≤ V
IN
≤ V
CC
l
0 ±5 µA
ESD (Note 5)
ESD Protection Level of Interface Pins
(A,B), Powered or Unpowered
Human Body Model, A or B to GND,
V
CC
, B or A, 1μF Between V
CC
and GND
±40kV kV
IEC 61000-4-2 ESD Level 4, Contact, 1μF
Between V
CC
and GND
±8kV kV
ESD Protection Level of All Other Pins
(RO, RE, DE, DI, V
CC
, GND)
Human Body Model ±15kV kV
elecTrical characTerisTics
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 3.3V unless otherwise noted. (Note 2)
SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
Driver – High Speed (LTC2862A-1)
f
MAX
Maximum Data Rate (Note 3)
l
20 Mbps
t
PLHD
, t
PHLD
Driver Input to Output R
DIFF
= 54Ω, C
L
= 100pF (Figure 4)
l
25 50 ns
Δt
PD
Driver Input to Output Difference
|t
PLHD
– t
PHLD
|
R
DIFF
= 54Ω, C
L
= 100pF (Figure 4)
l
2 5 ns
t
SKEWD
Driver Output A to Output B R
DIFF
= 54Ω, C
L
= 100pF (Figure 4)
l
±10 ns
t
RD
, t
FD
Driver Rise or Fall Time R
DIFF
= 54Ω, C
L
= 100pF (Figure 4)
l
4 15 ns
t
ZLD
, t
ZHD
Driver Enable Time R
L
= 27Ω, C
L
= 100pF,
RE = 0V (Figure 5)
l
25 50 ns
t
LZD
, t
HZD
Driver Disable Time R
L
= 27Ω, C
L
= 100pF,
RE = 0V (Figure 5)
l
45 75 ns
t
ZHSD
, t
ZLSD
Driver Enable from Shutdown R
L
= 27Ω, C
L
= 100pF,
RE = High (Figure 5)
l
5 10 µs
t
SHDND
Time to Shutdown R
L
= 27Ω, C
L
= 100pF,
RE = High (Figure 5)
l
50 90 ns
Driver – Slew Rate Limited (LTC2862A-2)
f
MAXS
Maximum Data Rate (Note 3)
l
250 kbps
t
PLHDS
, t
PHLDS
Driver Input to Output R
DIFF
= 54Ω, C
L
= 100pF (Figure 4)
l
850 1500 ns
Δt
PDS
Driver Input to Output Difference
|t
PLHDS
– t
PHLDS
|
R
DIFF
= 54Ω, C
L
= 100pF (Figure 4)
l
10 150 ns
t
SKEWDS
Driver Output A to Output B R
DIFF
= 54Ω, C
L
= 100pF (Figure 4)
l
±500 ns
t
RDS
, t
FDS
Driver Rise or Fall Time R
DIFF
= 54Ω, C
L
=100pF (Figure 4)
l
500 800 1200 ns
t
ZLDS
, t
ZHDS
Driver Enable Time R
L
= 27Ω, C
L
= 100pF,
RE = 0V (Figure 5)
l
400 800 ns
t
LZDS
, t
HZDS
Driver Disable Time R
L
= 27Ω, C
L
= 100pF,
RE = 0V (Figure 5)
l
45 75 ns
t
ZHSDS
, t
ZLSDS
Driver Enable from Shutdown R
L
= 27Ω, C
L
= 100pF,
RE = High (Figure 5)
l
6 11 µs
swiTchinG characTerisTics
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 3.3V unless otherwise noted. (Note 2)