LTM2882Y-5 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
LTM2882Y-5 Datasheet PDF : 22 Pages
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LTM2882
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. LTM2882-3 VCC = 3.3V, LTM2882-5 VCC = 5.0V, VL = VCC, and GND =
GND2 = 0V, ON = VL unless otherwise noted.
SYMBOL
Receiver
VIR
VHYSR
RIN
Logic
VITH
PARAMETER
Receiver Input Threshold
Receiver Input Hysteresis
Receiver Input Resistance
Logic Input Threshold Voltage
IINL
Logic Input Current
VHYS
Logic Input Hysteresis
VOH
Logic Output High Voltage
VOL
Logic Output Low Voltage
ESD (HBM) (Note 2)
RS232 Driver and Receiver Protection
Isolation Boundary
CONDITIONS
MIN
Input Low
Input High
–15V ≤ (VR1IN, VR2IN) ≤ 15V
l 0.8
l
l 0.1
l
3
ON, T1IN, T2IN, DIN = 1.62V ≤ VL < 2.35V
ON, T1IN, T2IN, DIN = 2.35V ≤ VL ≤ 5.5V
DE
T1IN, T2IN, DIN (Note 2)
R1OUT, R2OUT
ILOAD = –1mA (Sourcing), 1.62V ≤ VL < 3.0V
ILOAD = –4mA (Sourcing), 3.0V ≤ VL ≤ 5.5V
DOUT, ILOAD = –4mA (Sourcing)
R1OUT, R2OUT
ILOAD = 1mA (Sinking), 1.62V ≤ VL < 3.0V
ILOAD = 4mA (Sinking), 3.0V ≤ VL ≤ 5.5V
DOUT, ILOAD = 4mA (Sinking)
l 0.25•VL
l 0.4
l 0.4
l
l VL – 0.4
l VL – 0.4
l VCC2 – 0.4
l
l
l
(T1OUT, T2OUT, R1IN, R2IN) to (VCC2, GND2)
(T1OUT, T2OUT, R1IN, R2IN) to (VCC, VL, GND)
(VCC2, GND2) to (VCC, VL, GND)
TYP MAX UNITS
1.3
V
1.7
2.5
V
0.4
1.0
V
5
7
kΩ
0.75 • VL
V
0.67• VL
V
0.67• VCC2
V
±1
µA
150
mV
V
V
V
0.4
V
0.4
V
0.4
V
±10
kV
±10
kV
±10
kV
SWITCHING CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. LTM2882-3 VCC = 3.3V, LTM2882-5 VCC = 5.0V, VL = VCC, and GND =
GND2 = 0V, ON = VL unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
MIN TYP MAX UNITS
Maximum Data Rate
RL = 3kΩ, CL = 2.5nF (Note 3)
l 100
kbps
(T1IN to T1OUT, T2IN to T2OUT)
RL = 3kΩ, CL = 1nF (Note 3)
l 250
kbps
RL = 3kΩ, CL = 250pF (Note 3)
l 1000
kbps
Maximum Data Rate (DIN to DOUT)
CL = 15pF (Note 3)
l 10
Mbps
Driver
Driver Slew Rate (6V/tTHL or tTLH)
RL = 3kΩ, CL = 50pF (Figure 1)
l
150
V/µs
tPHLD, tPLHD
Driver Propagation Delay
RL = 3kΩ, CL = 50pF (Figure 1)
l
0.2
0.5
µs
tSKEWD
Driver Skew |tPHLD – tPLHD|
RL = 3kΩ, CL = 50pF (Figure 1)
40
ns
tPZHD, tPZLD
Driver Output Enable Time
DE = ↑ , RL = 3kΩ, CL = 50pF (Figure 2)
l
0.6
2
µs
tPHZD, tPLZD
Driver Output Disable Time
DE = ↓ , RL = 3kΩ, CL = 50pF (Figure 2)
l
0.3
2
µs
2882fh
4
For more information www.linear.com/LTM2882
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