TNETX15AE Datasheet, PDF (8/78 Pages) Texas Instruments – ADDRESS-LOOKUP DEVICE

TNETX15AE
ADDRESS-LOOKUP DEVICE
SPWS041A – AUGUST 1997 – REVISED OCTOBER 1997
Terminal Functions (Continued)
external SRAM interface
TERMINAL
I/O
NAME NO.
EA20† 24
EA19
23
EA18
22
EA17
21
EA16
20
EA15
19
EA14
17
EA13
16
EA12
15
EA11
14
EA10
13
O
EA9
12
EA8
10
EA7
9
EA6
8
EA5
7
EA4
6
EA3
5
EA2
3
EA1
2
EA0‡
1
ED15† 134
ED14 133
ED13 132
ED12 313
ED11 130
ED10 128
ED9
127
ED8
ED7
126
125
I/O
ED6
124
ED5
123
ED4
121
ED3
120
ED2
119
ED1
118
ED0‡ 117
EOE
136
O
EWE 137 O
† _{Most-significant bit}
‡ _{Least-significant bit}
DESCRIPTION
External address bus. EA20–EA0 is the external SRAM address bus.
External data bus. ED15–ED0 is the external SRAM data bus.
External output enable. EOE is the active-low external SRAM output-enable signal.
External write enable. EWE is the active-low external SRAM write-enable signal.
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