73S1215F Data Sheet
DS_1215F_003
Pin Name
Description
ANA_IN
SEC
15
10
AI
I
Figure 38 Analog input pin. This signal goes to a programmable
comparator and is used to sense the value of an
external voltage.
67
54
2
Figure 37 Input pin for use in programming security fuse. It
should be connected to ground when not in use.
TEST
VDD
33
DI
I
Figure 37 Test pin, should be connected to ground.
28
42
65
18
27
44
General positive power supply pins. All digital IO is
referred to this supply voltage. There is an on-chip
regulator that uses VDD to provide power for internal
circuits (VPD). A 0.1μF capacitor is recommended at
each VDD pin.
N/C
46
29
0
No connect.
GND
9
7
GND
General ground supply pins for all IO and logic circuits.
25
44
15
RESET
66
1
I
Figure 33 Reset input, positive assertion. Resets logic and
registers to default condition.
* See the figures in the Equivalent Circuits section.
10
Rev. 1.4
TERIDIAN [ TERIDIAN SEMICONDUCTOR CORPORATION ]
