參數(shù)資料
型號(hào): AS6UA25617
英文描述: 1.65V to 3.6V 256K x 16 Intelliwatt low power CMOS SRAM with two chip enables
中文描述: 1.65V至3.6V的256K × 16 Intelliwatt低功耗CMOS SRAM的兩個(gè)芯片,使
文件頁(yè)數(shù): 4/9頁(yè)
文件大小: 216K
代理商: AS6UA25617
4
ALLIANCE SEMICONDUCTOR
7/14/00
AS6UA25617
Read cycle (over the operating range)
3,9
Shaded areas indicate preliminary information.
Key to switching waveforms
Read waveform 1 (address controlled)
3,6,7,9
Read waveform 2 (chip selects, OE, UB, LB controlled)
3,6,8,9
Parameter
Symbol
t
RC
t
AA
t
ACS1,2
t
OE
t
OH
t
CLZ
t
CHZ
t
OLZ
t
BA
t
BLZ
t
BHZ
t
OHZ
t
PU
t
PD
–55
–70
–100
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
Min
55
10
10
0
5
10
0
0
0
Max
55
55
25
20
55
20
20
55
Min
70
10
10
0
5
10
0
0
0
Max
70
70
35
20
70
20
20
70
Min
100
15
10
0
5
10
0
0
0
Max
100
100
50
20
100
20
20
100
Read cycle time
Address access time
Chip selects access time
Output enable (OE) access time
Output hold from address change
Chip selects low to output in low Z
Chip selects high to output in high Z
OE low to output in low Z
UB/LB access time
UB/LB low to low Z
UB/LB high to high Z
OE high to output in high Z
Power up time
Power down time
3
3
5
4, 5
4, 5
4, 5
4, 5
4, 5
4, 5
4, 5
4, 5
Undefined/don’t care
Falling input
Rising input
t
OH
t
AA
t
RC
t
OH
D
OUT
Address
Data valid
Previous data valid
CS1
Data valid
t
RC
t
AA
t
BLZ
t
BA
t
BHZ
Address
OE
CS2
LB, UB
D
OUT
t
OLZ
t
OE
t
OH
t
OLZ
t
OE
t
OH
t
ACS1
t
t
t
OHZ
t
HZ
t
LZ
t
LZ
t
OHZ
t
HZ
t
ACS1
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AS6UA51216 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:1.65V to 3.6V 512K】16 Intelliwatt low power CMOS SRAM with one chip enable
AS6UA51216-BC 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:1.65V to 3.6V 512K】16 Intelliwatt low power CMOS SRAM with one chip enable
AS6UA51216-BI 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:1.65V to 3.6V 512K】16 Intelliwatt low power CMOS SRAM with one chip enable
AS6UA51216-TC 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:1.65V to 3.6V 512K】16 Intelliwatt low power CMOS SRAM with one chip enable
AS6UA51216-TI 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:1.65V to 3.6V 512K】16 Intelliwatt low power CMOS SRAM with one chip enable