LTC1518_1 Datasheet, PDF (2/12 Pages) Linear Technology – 52Mbps Precision Delay RS485 Quad Line Receivers

LTC1518/LTC1519
ABSOLUTE AXI U RATI GS
(Note 1)
Supply Voltage ....................................................... 10V
Digital Input Currents ..................... – 100mA to 100mA
Digital Input Voltages ............................... – 0.5V to 10V
Receiver Input Voltages ........................................ ±14V
Receiver Output Voltages ............. – 0.5V to V_DD + 0.5V
Receiver Input Differential ....................................... 10V
Short-Circuit Duration .................................... Indefinite
Operating Temperature Range
LTC1518C/LTC1519C ............................. 0°C to 70°C
LTC1518I/LTC1519I .......................... – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
UW U
PACKAGE/ORDER I FOR ATIO
B1 1
A1 2
OUT 1 3
EN 4
OUT 2 5
A2 6
B2 7
GND 8
TOP VIEW
16 V_DD
15 B4
14 A4
13 OUT 4
12 EN
11 OUT 3
10 A3
9 B3
S PACKAGE
16-LEAD PLASTIC SO
T_JMAX = 150°C, θ_JA = 90°C/ W
Consult factory for Military grade parts.
ORDER PART
NUMBER
LTC1518CS
LTC1518IS
B1 1
A1 2
OUT 1 3
EN12 4
OUT 2 5
A2 6
B2 7
GND 8
TOP VIEW
16 V_DD
15 B4
14 A4
13 OUT 4
12 EN34
11 OUT 3
10 A3
9 B3
S PACKAGE
16-LEAD PLASTIC SO
T_JMAX = 150°C, θ_JA = 90°C/ W
ORDER PART
NUMBER
LTC1519CS
LTC1519IS
DC ELECTRICAL CHARACTERISTICS _{The q denotes specifications which apply over the full operating}
temperature range, otherwise specifications are at T_A = 25°C. V_DD = 5V ±5% (Notes 2, 3) per receiver, unless otherwise noted.
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V_CM
Input Common Mode Voltage
A, B Inputs
q
–7
12
V
V_IH
Input High Voltage
EN, EN, EN12, EN34
q
2
V
V_IL
Input Low Voltage
EN, EN, EN12, EN34
q
0.8
V
I_IN1
Input Current
EN, EN, EN12, EN34
q
–1
1
µA
I_IN2
Input Current (A, B)
V_A, V_B = 12V
V_A, V_B = – 7V
q
q
– 500
500
µA
µA
R_IN
Input Resistance
– 7V ≤ V_CM ≤ 12V (Figure 5)
q
22
kΩ
C_IN
Input Capacitance
(Note 4)
3
pF
V_OC
Open-Circuit Input Voltage
V_DD = 5V (Note 4) (Figure 5)
q
3.2
3.3
3.4
V
V_ID(MIN) Differential Input Threshold Voltage
– 7V ≤ V_CM ≤ 12V
q
– 0.3
0.3
V
dV_ID
Input Hysteresis
V_CM = 2.5V
25
mV
V_OH
Output High Voltage
I_OUT = – 4mA, V_ID = 0.3V, V_DD = 5V
q
4.6
V
V_OL
Output Low Voltage
I_OUT = 4mA, V_ID = – 0.3V, V_DD = 5V
q
0.4
V
I_OZR
Three-State Output Current
0V < V_OUT < 5V
q
– 10
10
µA
I_DD
Total Supply Current All 4 Receivers
V_ID > 0.3V, No Load, Device Enabled q
12
20
mA
I_OSR
Short-Circuit Current
V_OUT = 0V, V_OUT = 5V (Note 7)
q
– 50
50
mA
2