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SST30VR021 数据表(PDF) 2 Page - Silicon Storage Technology, Inc

部件名 SST30VR021
功能描述  2 Mbit ROM 1 Mbit / 2Mbit / 256 Kbit SRAM ROM/RAM Combo
PDF  12 Pages
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制造商  SST [Silicon Storage Technology, Inc]
网页  http://www.sst.com/
标志 SST - Silicon Storage Technology, Inc

SST30VR021 数据表(HTML) 2 Page - Silicon Storage Technology, Inc

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Data Sheet
2 Mbit ROM + 1 Mbit / 2Mbit / 256 Kbit SRAM
ROM/RAM Combo
SST30VR021 / SST30VR022 / SST30VR023
©2001 Silicon Storage Technology, Inc.
S71135-02-000
4/01
380
FIGURE 1: PIN ASSIGNMENTS FOR 32-PIN TSOP
TABLE
1: PIN DESCRIPTION
Symbol
Pin Name
AMS1-A0
1. AMS = Most significant address
Address Inputs, for ROM: AMS = A17, for RAM: AMS =A16 for SST30VR021
A17 for SST30VR022
A14 for SST30VR023
WE#
Write Enable Input
OE#
Output Enable
RAMCS#
RAM Enable Input
ROMCS#
ROM Enable Input
DQ7-DQ0
Data Input/Output
VDD
Power Supply
VSS
Ground
T1.2 380
A11
A9
A8
A13
A14
A17
RAMCS#
VDD
WE#
A16
A15
A12
A7
A6
A5
A4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
OE#
A10
ROMCS#
DQ7
DQ6
DQ5
DQ4
DQ3
VSS
DQ2
DQ1
DQ0
A0
A1
A2
A3
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
380 ILL F01.0
Standard Pinout
Top View
Die Up



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