
AS-Interface Slave IC
AS2702 (SAP4.1)
Rev. C, January 2001
Page 4 of 18
to neg. AS-interface bus line;
ground reference.
Pos. supply pin, connected
to pos. AS-interface bus line
Pin for ext. buffer capacitor
Nom. 24V power supply output
Low-active input to flag failure
of the sensors / actuators circuitry con-
nected
LED output 2 (IC test input)
11
9
LTGP
I, power
12
13
14
10
11
12
CDC
UOUT
PFAULT I, digital, pull-
I/O, analog
O, power
up
1
15
13
LED2
I/O, digital,
pull-up
I/O, digital,
pull-up
I/O, digital
I/O, digital
I/O, digital,
pull-up
I/O, digital,
pull-up
1
16
14
PSTBn
1
Parameter port strobe output
(IC test input)
Bidir. data port bit 3
Bidir. data port bit 2
Bidir. parameter port bit 3
17
18
19
15
16
--
D3
D2
P3
1, 2
20
--
P2
1, 2
Bidir. parameter port bit 2
Notes:
1
2
The pull-up structure is a passive high-side current source with a nom. 10 μA current
The passive pull-up current source as per note 1 on these parameter port pins is off,
if the slave device is programmed with I/O-configuration code 7 and a master data
call is present
)XQFWLRQDOHOHFWULFDODQGWLPLQJFKDUDFWHULV
WLFV
All voltages are referenced to ground pin LTGN. Timing is valid for a quartz crystal frequency
of 5.333 MHz.
a) Absolute maximum ratings
6\PERO 3DUDPHWHU
VLTGP
Voltage at the positive supply pin
VCDC
Volage at pin for ext. buffer capacitor
0LQ
- 0.3
- 0.3
0D[
40
VLTGP +
0.3V
7
50
8QLW
1RWH
V
V
1
VU5R
IIN
Voltage at pins U5R, OSC1, OSC2
Input current at any pin, except for LTGP,
CDC
Electrostatic discharge voltage
Electrostatic discharge voltage
Storage temperature
Solder temperature
Max. power dissipation
Thermal resistance SOIC 16
Thermal resistance SOIC 20
- 0.3
- 50
V
mA
2
ESD1
ESD2
Θ
STG
Θ
LEAD
PTOT
RTHJA
RTHJA
1500
200
- 55
V
V
V
°C
W
3
4
125
260
1
74.8
71.5
5
6
7
7
61.2
58.5
°K / W
°K / W