
Circuit-, IC descriptions and list of abbreviations
EN 156
9.
Figure 9-28
[1]
All supply pins must be connected to the same external power supply voltage
[2]
All inputs are 5V tolerant – i.e. they will drive the supply voltage (3.0-3.6V), but will work correctly
when interface to a 5V drive device
[3]
The pin type definition is given below:
IRQN
35
OD
M
Interrupt Request Not – active low interrupt request
OSTR
36
I hy
pd
T
OPC Strobe – request step in alpha setpoint / Board
test input
RESETN
37
I hy
pd
T
Reset Not – active low reset input
RWN
38
B
M/T
Read/Write not – indicates power setpoints/Board test
IO
V
SSD2
39
P
-
Digital Core Supply
V
DDD2
40
P
-
Digital Core Supply
BANK
41
I hy
pd
T
CAV setpoint switching input signal / Board test IO
TEST2D
42
I pd
T
Test pin
SDA
43
BOD
M/T
I
2
C
Serial Data
SCL
44
I
T
I
2
C
Serial Clock
PinType Definition Table
Type
Definition
I
input
O
output
OD
open drain
B
bi-directional
BOD
bi-directional
open drain
T
tri-state output
AI
analog input
AO
analog output
AB
analog
bi-directional
P
power
connection
hy
hysteresis on
input
pd
hysteresis on
output
Pin description
…continued
Symbol
Pin
Type
Drive
/Thr.
Description
http://www.jdwxzlw.com/?fromuser=华盛维修
家电维修资料网,免费下载各种维修资料