ISO1I811T
Pin Configuration and Functionality
1
Pin Configuration and Functionality
The pin configuration slightly differs for the parallel or the serial interface.
1.1
Pin Configuration
The ordering, type and functions of the IC pins are listed in the Table 1 .
Table 1
Pin Configuration
Pin
Parallel Interface Mode
Serial Interface Mode
Symbol
Ctrl Type Function
1)
2)
Symbol
Ctrl. Type Function
1
GND
A
Logic Ground
GND
2
3
SEL
n.c.
I
PU
Serial Parallel Mode Select
not connected
SEL
n.c.
4
ROSC
A
Clock Frequency Adjustment ROSC
5
VCC
A
Positive 5/3.3V logic supply
VCC
6
ERR
O
OD,
Error output
ERR
PU
7
GND
A
Logic Ground
GND
8
D0
O
PPZ
Data output bit0
SDI
I
PD
SPI Data input
9
10
11
12
D1
D2
D3
D4
O
O
O
O
PPZ
PPZ
PPZ
PPZ
Data output bit1
Data output bit2
Data output bit3
Data output bit4
GND
GND
GND
GND
13
D5
O
PPZ
Data output bit5
SCLK
I
PD
SPI Shift Clock input
14
D6
O
PPZ
Data output bit6
GND
15
D7
O
PPZ
Data output bit7
SDO
O
PPZ
SPI Data output
16
CS
I
PU
Chip Select
CS
17
18
19
20
21
RD
GND
DS0
DS1
GND
I
I
I
PU
A
PD
PD
A
Data Read Input
Logic Ground
Filter Select Input 0
Filter Select Input 1
Logic Ground
n.c.
GND
DS0
DS1
GND
not connected
22
23
n.c.
n.c.
not connected
not connected
n.c.
n.c.
24
25
GND
GNDBB
A
A
Logic Ground
Input Ground
GND
GNDBB
26
VBB
A
Positive input supply voltage VBB
27
28
29
30
31
32
I0L
I0H
I1L
I1H
GNDBB
I2L
A
A
A
A
A
A
Input 0 Low, LED Out
Input 0 High
Input 1 Low, LED Out
Input 1 High
Input Ground
Input 2 Low, LED Out
I0L
I0H
I1L
I1H
GNDBB
I2L
Data Sheet
6
Revision 2.0, 2012-06-14
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