UM488_15 Datasheet, PDF (2/17 Pages) Union Semiconductor, Inc. – Enhanced Slew-Rate Limiting Facilitates Error-Free Data Transmission

Pin Configurations
Top View
UM488/UM491
NC 1
RO 2
RE 3
DE 4
DI 5
GND 6
GND 7
14 VCC
R
13 NC
12 A
11 B
10 Z
D
9Y
8 NC
XX: Week Code
UM491EESE
SOP14
XX: Week Code
UM491EEPE
DIP14
V_CC 1
RO 2
8A
R
7B
DI 3
D
GND 4
6Z
5Y
UM488
EESA
XX
XX: Week Code
UM488EESA
SOP8
UM488
EEPA
XX
XX: Week Code
UM488EEPA
DIP8
Absolute Maximum Ratings
Symbol
V_CC
P_D
T_A
T_STG
T_L
Parameter
Supply Voltage
______
Control Input Voltage (R E, DE)
Driver Input Voltage (DI)
Driver Output Voltage (A, B, Y, Z)
Receiver Input Voltage (A, B)
Receiver Output Voltage (RO)
8-Pin SO (derate 9.09mW/°C above +70°C)
8-Pin Plastic DIP (derate 9.09mW/°C above +70°C)
14-Pin Plastic DIP (derate 10.0mW/°C above +70°C)
14-Pin SO (derate 8.33mW/°C above +70°C)
Ambient Temperature
Storage Temperature Range
Lead Temperature for Soldering 10 seconds
Value
Unit
+7
V
-0.3V to (VCC + 0.3V)
V
-0.3V to (VCC + 0.3V)
V
±13
V
±25
V
-0.3V to (VCC + 0.3V)
V
520
727
800
mW
667
-40 to +85
°C
-65 to +150
°C
+300
°C
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http://www.union-ic.com Rev.05 Dec.2014
2/17