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| THVD1510 Datasheet, PDF (7/39 Pages) Texas Instruments – 5-V RS-485 Transceivers With 18-kV IEC ESD Protection | |||
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THVD1510, THVD1512
THVD1550, THVD1551, THVD1552
SLLSEV1 â SEPTEMBER 2017
7.3 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
MIN
NOM
MAX UNIT
VCC
Supply voltage
4.5
VI
Input voltage at any bus terminal(1)
-15
VIH
High-level input voltage (driver, driver enable, and receiver enable
inputs)
2
5.5
V
15
V
VCC
V
VIL
Low-level input voltage (driver, driver enable, and receiver enable
inputs)
0
0.8
V
VID
Differential input voltage
-15
IO
Output current, driver
-60
IOR
Output current, receiver
-8
RL
Differential load resistance
54
1/tUI
Signaling rate
THVD1510, THVD1512
THVD1550, THVD1551, THVD1552
15
V
60
mA
8
mA
Ω
500 kbps
50 Mbps
TA
Operating ambient temperature
TJ
Junction temperature
-40
125
°C
-40
150
°C
(1) The algebraic convention, in which the least positive (most negative) limit is designated as minimum is used in this data sheet.
7.4 Thermal Information
THERMAL METRIC(1)
THVD1510
THVD1550
D (SOIC)
THVD1552
D (SOIC)
THVD1510
THVD1550
THVD1551
DGK (VSSOP)
THVD1512
THVD1552
DGS (VSSOP)
UNIT
8 PINS
14 PINS
8 PINS
10 PINS
RθJA
Junction-to-ambient thermal resistance
112.4
88.0
RθJC(top) Junction-to-case (top) thermal resistance
62.7
45.4
RθJB
Junction-to-board thermal resistance
62.0
44.1
ÏJT
Junction-to-top characterization parameter
15.4
11.3
ÏJB
Junction-to-board characterization parameter
61.3
43.7
RθJC(bot) Junction-to-case (bottom) thermal resistance
N/A
N/A
151.7
62.8
81.3
7.8
79.8
N/A
151.4
59.3
81.6
6.5
79.9
N/A
°C/W
°C/W
°C/W
°C/W
°C/W
°C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report.
7.5 Power Dissipation
PARAMETER
Driver and receiver enabled,
PD
VCC = 5.5 V, TA = 125 °C,
50% duty cycle square wave at
signaling rate
TEST CONDITIONS
Unterminated
RL = 300 Ω, CL = 50 pF (driver)
THVD151x 500 kbps
THVD155x 50 Mbps
RS-422 load
RL = 100 Ω, CL = 50 pF (driver)
THVD151x 500 kbps
THVD155x 50 Mbps
RS-485 load
RL = 54 Ω, CL = 50 pF (driver)
THVD151x 500 kbps
THVD155x 50 Mbps
VALUE
210
350
220
330
250
340
UNIT
mW
mW
mW
Copyright © 2017, Texas Instruments Incorporated
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Product Folder Links: THVD1510 THVD1512 THVD1550 THVD1551 THVD1552
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