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A428316V-35 반도체 회로 부품 판매점

256K X 16 CMOS DYNAMIC RAM WITH EDO PAGE MODE



AMIC Technology 로고
AMIC Technology
A428316V-35 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-35 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-35 cmos

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