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A428316V 반도체 회로 부품 판매점

256K X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE



AMIC Technology 로고
AMIC Technology
A428316V 데이터시트, 핀배열, 회로
A428316 Series
Preliminary
256K X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE
Document Title
256K X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE
Revision History
Rev. No.
0.0
0.1
0.2
0.3
History
Initial issue
Modify AC data
Modify DC data and all parts guarantee self-refresh mode
Delete -30,-40 grade and add -25 grade
Issue Date
June 13, 2001
April 26, 2002
June 10, 2002
August 20, 2002
Remark
Preliminary
PRELIMINARY (August, 2002, Version 0.3)
AMIC Technology, Inc.


A428316V 데이터시트, 핀배열, 회로
A428316 Series
Preliminary
256K X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE
Features
n Organization: 262,144 words X 16 bits
n Part Identification
- A428316 (512 Ref.)
n Single 5.0V power supply/built-in VBB generator
n Low power consumption
- Operating: 110mA (-25 max)
- Standby: 2.5mA (TTL), 1.0mA (CMOS)
1.0mA (Self-refresh current)
n High speed
- 25/35 ns RAS access time
- 12/17 ns column address access time
- 8/10 ns CAS access time
- 12/16 ns EDO Page Mode Cycle Time
General Description
The A428316 is a new generation randomly accessed
memory for graphics, organized in a 262,144-word by 16-
bit configuration. This product can execute Byte Write
and Byte Read operation via two CAS pins.
The A428316 offers an accelerated Fast Page Mode
Pin Configuration
nSOJ
n TSOP
VCC
I/O0
I/O1
I/O2
I/O3
VCC
I/O4
I/O5
I/O6
I/O7
NC
NC
WE
RAS
NC
A0
A1
A2
A3
VCC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
40 VSS
39 I/O15
38 I/O14
37 I/O13
36 I/O12
35 VSS
34 I/O11
33 I/O10
32 I/O9
31 I/O8
30 NC
29 LCAS
28 UCAS
27 OE
26 A8
25 A7
24 A6
23 A5
22 A4
21 VSS
VCC
I/O0
I/O1
I/O2
I/O3
VCC
I/O4
I/O5
I/O6
I/O7
NC
NC
WE
RAS
NC
A0
A1
A2
A3
VCC
1
2
3
4
5
6
7
8
9
10
13
14
15
16
17
18
19
20
21
22
44 VSS
43 I/O15
42 I/O14
41 I/O13
40 I/O12
39 VSS
38 I/O11
37 I/O10
36 I/O9
35 I/O8
32 NC
31 LCAS
30 UCAS
29 OE
28 A8
27 A7
26 A6
25 A5
24 A4
23 VSS
n Industrial operating temperature range: -40°C to 85°C
for -U
n Fast Page Mode with Extended Data Out
n Separate CAS ( UCAS , LCAS ) for byte selection
n 512 Refresh Cycle in 8ms
n Read-modify-write, RAS -only, CAS -before- RAS ,
Hidden refresh capability
n TTL-compatible, three-state I/O
n JEDEC standard packages
- 400mil, 40-pin SOJ
- 400mil, 40/44 TSOP type II package
This allow random access of up to 512 words within a row
at a 83/62 MHz EDO cycle, making the A428316 ideally
suited for graphics, digital signal processing and high
performance computing systems.
Pin Descriptions
Symbol
A0 – A8
I/O0 - I/O15
RAS
LCAS
UCAS
WE
OE
VCC
VSS
NC
Description
Address Inputs
Data Input/Output
Row Address Strobe
Column Address Strobe for Lower Byte
(I/O0 – I/O7)
Column Address Strobe for Upper Byte
(I/O8 – I/O15)
Write Enable
Output Enable
5.0V Power Supply
Ground
No Connection
cycle with a feature called Extended Data Out (EDO).
PRELIMINARY (August, 2002, Version 0.3)
1
AMIC Technology, Inc.




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A428316V cmos

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