LTC1545CG View Datasheet(PDF) - Linear Technology
Part Name
Description
Manufacturer
LTC1545CG Datasheet PDF : 16 Pages
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LTC1545
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltage
VCC ..................................................................... 6.5V
VEE........................................................ – 10V to 0.3V
VDD ....................................................... – 0.3V to 10V
Input Voltage
Transmitters ........................... – 0.3V to (VCC + 0.3V)
Receivers ............................................... – 18V to 18V
Logic Pins .............................. – 0.3V to (VCC + 0.3V)
Output Voltage
Transmitters .................. (VEE – 0.3V) to (VDD + 0.3V)
Receivers ................................ – 0.3V to (VCC + 0.3V)
Short-Circuit Duration
Transmitter Output ..................................... Indefinite
Receiver Output .......................................... Indefinite
VEE.................................................................. 30 sec
Operating Temperature Range
LTC1545C .............................................. 0°C to 70°C
LTC1545I ........................................... – 40°C to 85°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
PACKAGE/ORDER INFORMATION
VCC 1
VDD 2
D1 3
D2 4
D3 5
R1 6
R2 7
R3 8
D4 9
R4 10
M0 11
M1 12
M2 13
DCE/DTE 14
D4ENB 15
R4EN 16
R5 17
D5 18
TOP VIEW
D1
D2
D3
R1
R2
R3
D4
R4
R5
D5
36 VEE
35 GND
34 D1 A
33 D1 B
32 D2 A
31 D2 B
30 D3/R1 A
29 D3/R1 B
28 R2 A
27 R2 B
26 R3 A
25 R3 B
24 D4 A
23 R4 A
22 R5 A
21 D5 A
20 VDD
19 VCC
ORDER PART
NUMBER
LTC1545CG
LTC1545IG
G PACKAGE
36-LEAD PLASTIC SSOP
TJMAX = 150°C, θJA = 65°C/ W
Consult factory for Military grade parts.
ELECTRICAL CHARACTERISTICS
The q denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C.
VCC = 5V, VDD = 8V, VEE = – 7V for V.28, – 5.5V for V.10, V.11 (Notes 2, 3)
SYMBOL PARAMETER
CONDITIONS
MIN TYP MAX
Supplies
ICC
VCC Supply Current (DCE Mode,
All Digital Pins = GND or VCC)
RS530, RS530-A, X.21 Modes, No Load
q
RS530, RS530-A, X.21 Modes, Full Load
q
V.28 Mode, No Load
q
V.28 Mode, Full Load
q
No-Cable Mode, D4ENB = HIGH
q
2.7
5
110 150
1
3
1
3
10
500
IEE
VEE Supply Current (DCE Mode,
All Digital Pins = GND or VCC)
RS530, RS530-A, X.21 Modes, No Load
q
RS530, X.21 Modes, Full Load
q
RS530-A, Full Load
q
V.28 Mode, No Load
q
V.28 Mode, Full Load
q
No-Cable Mode, D4ENB = HIGH
q
2.0
4.0
23
35
34
50
1
3
12
18
10
500
IDD
VDD Supply Current (DCE Mode,
All Digital Pins = GND or VCC)
RS530, RS530-A, X.21 Modes, NoLoad
q
RS530, RS530-A, X.21 Modes, Full Load
q
V.28 Mode, No Load
q
V.28 Mode, Full Load
q
No-Cable Mode, D4ENB = HIGH
q
0.3
2
0.3
2
1
3
13.5
18
10
500
PD
Internal Power Dissipation (DCE Mode, RS530, RS530-A, X.21 Modes, Full Load
340
(All Digital Pins = GND or VCC)
V.28 Mode, Full Load
64
UNITS
mA
mA
mA
mA
µA
mA
mA
mA
mA
mA
µA
mA
mA
mA
mA
µA
mW
mW
2
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