DS2154
PIN
57
NAME
D1/AD1
D2/AD2
D3/AD3
D4/AD4
D5/AD5
D6/AD6
D7/AD7
A0–A6
TYPE
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I
FUNCTION
Data Bus Bit 1/Address/Data Bus Bit 1
Data Bus Bit 2/Address/Data Bus Bit 2
Data Bus Bit 3/Address/Data Bus Bit 3
Data Bus Bit 4/Address/Data Bus Bit 4
Data Bus Bit 5/Address/Data Bus Bit 5
Data Bus Bit 6/Address/Data Bus Bit 6
Data Bus Bit 7/Address/Data Bus Bit 7
Address Bus Bit 0
58
59
62
63
64
65
66–72
73
A7/ALE
RD(DS)
I
Address Bus Bit 7/Address Latch Enable
Active-Low Read Input (Data Strobe)
74
I
CS
75
I
Active-Low Chip Select
77
WR(R/W)
I
Active-Low Write Input (Read/Write)
78
79
82
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
RLINK
RLKCLK
RCLK
O
O
O
O
I
I
I
O
O
O
O
O
O
O
O
O
I/O
O
I
Receive Link Data
Receive Link Clock
Receive Clock
RDATA
RPOSI
Receive Data
Receive Positive Data Input
Receive Negative Data Input
Receive Clock Input
RNEGI
RCLKI
RCLKO
RNEGO
RPOSO
RCHCLK
RSIGF
Receive Clock Output
Receive Negative Data Output
Receive Positive Data Output
Receive Channel Clock
Receive Signaling Freeze Output
Receive Signaling Output
Receive Serial Data
RSIG
RSER
RMSYNC
RFSYNC
RSYNC
RLOS/LOTC
RSYSCLK
Receive Multiframe Sync
Receive Frame Sync
Receive Sync
Receive Loss of Sync/Loss of Transmit Clock
Receive System Clock
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MAXIM [ MAXIM INTEGRATED PRODUCTS ]
