MA828
PIN DESCRIPTIONS
Pin No.
26
27
28
1
2
3
4
5
6
7
8
9
10
11
12
22
23
24
13
14
15
17
18
20
19
21
25
16
Name
AD
0
AD
1
AD
2
AD
3
AD
4
AD
5
AD
6
AD
7
Intel: WR
Motorola: R/W
Intel: RD
Motorola: DS
Intel: ALE
Motorola: AS
RST
CLK
CS
TRIP
ZPPR
ZPPY
ZPPB
RPHB
YPHB
BPHB
BPHT
YPHT
RPHT
SET TRIP
WSS
V
DD
V
SS
Type
I
I
I
I
I
I
I
I
I
I
I
I
I
I
O
O
O
O
O
P
O
O
O
O
I
O
P
P
Function
Multiplexed Address/Data (LSB)
Multiplexed Address/Data
Multiplexed Address/Data
Multiplexed Address/Data
Multiplexed Address/Data
Multiplexed Address/Data
Multiplexed Address/Data
Multiplexed Address/Data(MSB)
Intel bus control: Write Strobe
Motorola bus control: Read/Write select
Intel bus control: Read Strobe
Motorola bus control: Data Strobe
Intel bus control: Address Latch Enable
Motorola bus control: Address Strobe
Reset internal counters, active low
Clock input
Chip Select input, active low
Output trip status; low = output tripped
Zero Phase Pulse, Red phase
Zero Phase Pulse, Yellow phase
Zero Phase Pulse, Blue phase
Red Phase, Bottom power switch
Yellow Phase, Bottom power switch
Blue Phase, Bottom power switch
Blue Phase, Top power switch
Yellow Phase, Top power switch
Red Phase, Top power switch
Set output trip. 90kΩ internal pull-up resistor
Waveform Sampling Synchronisation
Positive power supply
Negative power supply (0V)
2
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