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KM684000BLRI-7L 数据表(PDF) 2 Page - Samsung semiconductor

部件名 KM684000BLRI-7L
功能描述  512Kx8 bit Low Power CMOS Static RAM
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制造商  SAMSUNG [Samsung semiconductor]
网页  http://www.samsung.com/Products/Semiconductor
标志 SAMSUNG - Samsung semiconductor

KM684000BLRI-7L 数据表(HTML) 2 Page - Samsung semiconductor

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KM684000B Family
CMOS SRAM
Revision 3.0
September 1998
2
512Kx8 bit Low Power CMOS Static RAM
GENERAL DESCRIPTION
The KM684000B families are fabricated by SAMSUNG
′s
advanced CMOS process technology. The families support
various operating temperature ranges and various package
types for user flexibility of system design. The family also
support low data retention voltage for battery back-up oper-
ation with low data retention current.
FEATURES
• Process Technology: TFT
• Organization: 512Kx8
• Power Supply Voltage: 4.5~5.5V
• Low Data Retention Voltage: 2V(Min)
• Three state output and TTL Compatible
• Package Type: 32-DIP-600, 32-SOP-525
32-TSOP2-400F/R
PIN DESCRIPTION
Pin Name
Function
WE
Write Enable Input
CS
Chip Select Input
OE
Output Enable Input
A0~A18
Address Inputs
I/O1~I/O8
Data Inputs/Outputs
Vcc
Power
Vss
Ground
PRODUCT FAMILY
1. The parameter is measured with 50pF test load.
Product Family
Operating Temperature
Vcc Range
Speed
Power Dissipation
PKG Type
Standby
(ISB1, Max)
Operating
(ICC2, Max)
KM684000BL
Commercial (0~70
°C)
4.5~5.5V
551)/70ns
100
µA
20
µA
80mA
32-DIP,32-SOP
32-TSOP2-F/R
KM684000BL-L
KM684000BLI
Inderstrial (-40~85
°C)
100
µA
50
µA
32-SOP
32-TSOP2-F/R
KM684000BLI-L
FUNCTIONAL BLOCK DIAGRAM
32-DIP
32-SOP
(Forward)
32-TSOP2
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
VSS
VCC
A15
WE
A13
A8
A9
A11
OE
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
32-TSOP2
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
I/O1
I/O2
I/O3
VSS
VCC
A15
WE
A13
A8
A9
A11
OE
A10
CS
I/O8
I/O7
I/O6
I/O5
I/O4
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
(Reverse)
A18
A17
A17
A18
SAMSUNG ELECTRONICS CO., LTD. reserves the right to change products and specifications without notice.
A3
Precharge circuit.
Memory array
1024 rows
512
×8 columns
I/O Circuit
Column select
Clk gen.
Row
select
A9 A8 A13A17 A15
A11
A10
A18
A16
A14
A12
A7
A6
A4
I/O1
Data
cont
Data
cont
I/O8
A5
A1
A0
A2
CS
WE
OE
Control
logic


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