ST75185CDR STMicroelectronics, ST75185CDR Datasheet - Page 4

• Manufacturer Part Number: ST75185CDR
• Description: IC DRVR/RCVR MULT RS232 20-SOIC
• Manufacturer: STMicroelectronics
• Type: Transceiverr

Specifications of ST75185CDR

• Number Of Drivers/receivers: 3/5
• Protocol: RS232
• Voltage - Supply: 4.5 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Supply Voltage (max): 5.5 V
• Supply Voltage (min): 4.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Data Rate: 0.12 Mbps
• Interface: EIA/TIA-232-E. RS-232. V.28
• Minimum Operating Temperature: - 55 C
• Supply Current: 30 mA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-2121-2

2
Table 3.
1. All voltage are with respect to the network ground terminal.
Note:
Table 4.
Table 5.
1. This value is referred to single-layer PCB, JEDEC standard test board.
4/22
Symbol
MICROPACKAGE (D)
T
V
V
V
Symbol
V
P
T
T
STG
V
V
I
DD
CC
R
R
SS
O
O
A
D
L
I
I
thJC
thJA
Package
Supply voltage
Supply voltage
Supply voltage
Input voltage range (Driver)
Input voltage range (Receiver)
Output voltage range (Driver)
Receiver low level output current
Continuous total power dissipation
Operating free-air temperature range
Storage temperature range
Lead temperature 1.6 mm. from case for 10 sec.
Maximum ratings
Absolute maximum ratings over operating free-air temperature range
Absolute maximum ratings are those values beyond which damage to the device may occur.
Functional operation under these condition is not implied.
Dissipation rating table
Thermal data
Thermal resistance junction-case
Thermal resistance junction-ambient
(1)
(1)
(1)
Power rating
at T
1125 mW
Parameter
A
≤ 25°C
Parameter
Doc ID 6228 Rev 18
above T
Derating factor
9.0 mW/°C
A
= 25°C
See dissipation rating table
TSSOP20
114.5
-65 to + 150
27.22
-30 to 30
-15 to 15
-15 to 7
0 to 70
Value
260
-15
15
10
20
(1)
Power rating
at T
720 mW
A
≤ 70°C
°C/W
°C/W
Unit
Unit
mA
°C
°C
°C
V
V
V
V
V
V