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UT621024SC-55LL fiches techniques PDF

ETC - 128K X 8 BIT LOW POWER CMOS SRAM

Numéro de référence UT621024SC-55LL
Description 128K X 8 BIT LOW POWER CMOS SRAM
Fabricant ETC 
Logo ETC 





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UT621024SC-55LL fiche technique
UTRON
UT621024
Rev. 1.5
128K X 8 BIT LOW POWER CMOS SRAM
GENERAL DESCRIPTION
FEATURES
The UT621024 is a 1,048,576-bit low power
„ Access time : 35/55/70ns (max.)
„ Low power consumption :
Operating : 60/50/40 mA (typical)
Standby : 2µA (typical) L-version
CMOS static random access memory
organized as 131,072 words by 8 bits. It is
fabricated using high performance, high
reliability CMOS technology.
1µA (typical) LL-version
„ Single 5V power supply
„ All inputs and outputs TTL compatible
„ Fully static operation
„ Three state outputs
The UT621024 is designed for low power
application. It is particularly well suited for
battery back-up nonvolatile memory
application.
„ Data retention voltage : 2V (min.)
„ Package : 32-pin 600 mil PDIP
32-pin 450 mil SOP
32-pin 8mmx20mm TSOP-1
The UT621024 operates from a single 5V
power supply and all inputs and outputs are
fully TTL compatible.
32-pin 8mmx13.4mm STSOP
PIN CONFIGURATION
FUNCTIONAL BLOCK DIAGRAM
A16
A15
A13 .
A14
.A12
A7 ROW
DECODER
A6 .
A5
A4
A8
I/O1
...
... I/O
CONTROL
I/O8
...
MEMORY ARRAY
1024 ROWS× 1024 COLUMNS
. ..
COLUMN I/O
COLUMN DECODER
VCC
VSS
NC 1
A16 2
A14 3
A12 4
A7 5
A6 6
A5 7
A4 8
A3 9
A2 10
A1 11
A0 12
I/O1 13
I/O2 14
I/O3 15
Vss 16
32 Vcc
31 A15
30 CE2
29 WE
28 A13
27 A8
26 A9
25 A11
24 OE
23 A10
22 CE1
21 I/O8
20 I/O7
19 I/O6
18 I/O5
17 I/O4
PDIP / SOP
CE1
CE2
WE
OE
LOGIC
CONTROL
A10 A11 A9 A3 A2 A1 A0
PIN DESCRIPTION
SYMBOL
A0 - A16
I/O1 - I/O8
CE1 ,CE2
WE
OE
VCC
VSS
NC
DESCRIPTION
Address Inputs
Data Inputs/Outputs
Chip enable 1,2 Inputs
Write Enable Input
Output Enable Input
Power Supply
Ground
No Connection
A11
A9
A8
A13
WE
CE2
A15
Vcc
NC
A16
A14
A12
A7
A6
A5
A4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
UT621024
TSOP-I/STSOP
32 OE
31 A10
30 CE1
29 I/O8
28 I/O7
27 I/O6
26 I/O5
25 I/O4
24 Vss
23 I/O3
22 I/O2
21 I/O1
20 A0
19 A1
18 A2
17 A3
________________________________________________________________________________________________
UTRON TECHNOLOGY INC.
P80036
1F, No. 11, R&D Rd. II, Science-Based Industrial Park, Hsinchu, Taiwan, R. O. C.
TEL: 886-3-5777882 FAX: 886-3-5777919
1

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