ZENTRUM MIKROELEKTRONIK DRESDEN AG
Datasheet
“ASI for you” IC
Package
pin number
23
Name
LED2
Direction
OUT
Type
Open Drain
Description
LED output "Enhanced Diagnosis", to be activated by
LED2_Active
bit in the Firmware region of the
E²PROM
LED output "AS-i-Diagnosis" /
Addressing channel output
(input function used for IC test purposes only)
Filter control (Electronic Inductor)
Regulated internal/external 5V supply
Decoupled Actuator/Sensor supply
Power supply input
24
LED1
I/O
Pull-up/Open Drain
25
26
27
28
CAP
U5R
UOUT
UIN
I/O
OUT
OUT
Analog
Analog
Analog
SUPPLY
All open drain outputs are NMOS based. Pull-up properties at input stages are achieved by current sources
referring to U5R.
ASIP
ASIN
0V
IRD
FID
OSC2
OSC1
DO3
DO2
DO1
DO0
GND
P3
P2
UIN
UOUT
U5R
CAP
LED1
LED2
DSR
PST
DI3
DI2
DI1
DI0
P0
P1
Figure 2:
ASI4U
Package Pin Assignment
Copyright © 2006, ZMD AG, Rev.1.4
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the prior written consent of the copyright owner. The
Information furnished in this publication is preliminary and subject to changes without notice.
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ZMD [ Zentrum Mikroelektronik Dresden AG ]
