DA108S1_07 Datasheet, PDF (1/8 Pages) STMicroelectronics – Diode Array

ASD (Application Specific Devices)
DA108S1
DA112S1
Diode Array
Main applications
■ Protection of logic side of ISDN S-interface
■ Protection of I/O lines of microcontroller
■ Signal conditioning
Features
■ Array of 8 or 12 diodes
■ Low input capacitance
■ Suitable for digital line protection
Description
ARRAY of 8 or 12 diodes configured by cells of 2
diodes, each cell being used to protect signal line
from transient overvoltages by clamping action.
COMPLIES WITH FOLLOWING
STANDARDS :
IEC 61000-4-2 Level 4:
– 15kV (air discharge)
– 8kV (contact discharge)
SO-8
Functional diagram: DA108S1
I/O1
I/O2
I/O3
I/O4
Functional diagram: DA112S1
REF1
REF2
REF3
REF4
I/O1 1
I/O2 2
I/O3 3
I/O4 4
8 REF1
7 I/O6
6 REF2
5 I/O5
February 2007
Rev 5
1/8
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