IXYS
Features:
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8 Outputs Rated at 60V, 200mA
Open Drain Pull-Down Driver Configuration
6V to 60V Driver Supply Range
2.7V to 5.5V Logic Supply Range
3 Wire Serial Interface plus Chip Select
Captures Serial & Parallel Input Data
Outputs can be paralleled
28 Lead QFN Package
MX878
8-Channel, 60V Relay/Load Driver
Open Drain Output, 3 Wire Interface
General Description
The MX878 is an 8 channel high voltage switch with
8-bit parallel or serial input control. The MX878
connects directly to a microprocessor through a
standard 3 wire serial interface. The open drain pull-
down output configuration can drive up to 60 volts at
200mA. Outputs can be paralleled for increased
drive current up to a device total of 1000mA sink.
The MX878 is designed to operate over a
temperature range of -40°C to +85°C, and is
available in a QFN-28 Package.
Applications:
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White Goods
ATE
Industrial Equipment
Automotive Relay Control
Ordering Information
Part No.
087800-00
087841-00
Description
QFN-28
QFN-28 Tape & Reel
Qty
73
2500
Functional Block Diagram
VCC
CS*
VPWR
SDO
IN7
IN6
IN5
IN4
IN3
IN2
IN1
IN 0
SCK
SDI
OE
GND
I/O
Register
Parallel Inputs
Shift Direction
Latch
Register
Parallel
In & Out
Driver
Level
Translator
OUT7
OUT6
OUT5
OUT4
OUT3
OUT2
OUT1
OUT0
MX878
Drawing No. 087809
1
06/08/06
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IXYS [ IXYS CORPORATION ]
