參數(shù)資料
型號(hào): BD616LV4017DIG70
廠商: Electronic Theatre Controls, Inc.
元件分類: DRAM
英文描述: Very Low Power/Voltage CMOS SRAM 256K X 16 bit
中文描述: 非常低功率/電壓CMOS SRAM的256 × 16位
文件頁數(shù): 5/10頁
文件大?。?/td> 265K
代理商: BD616LV4017DIG70
Revision 2.1
Jan. 2004
5
R0201-BS616LV4017
AC ELECTRICAL CHARACTERISTICS
( TA = -40 to + 85
o
C )
READ CYCLE
AC TEST CONDITIONS
(Test Load and Input/Output Reference)
KEY TO SWITCHING WAVEFORMS
WAVEFORM
INPUTS
OUTPUTS
MUST BE
STEADY
MAY CHANGE
FROM H TO L
DON T CARE:
ANY CHANGE
PERMITTED
DOES NOT
APPLY
MUST BE
STEADY
WILL BE
CHANGE
FROM H TO L
CHANGE :
STATE
UNKNOWN
CENTER
LINE IS HIGH
IMPEDANCE
”O(jiān)FF ”STATE
MAY CHANGE
FROM L TO H
WILL BE
CHANGE
FROM L TO H
BSI
BS616LV4017
Input Pulse Levels
Vcc / 0V
Input Rise and Fall Times
1V/ns
Input and Output
Timing Reference Level
0.5Vcc
Output Load
C
L
= 30pF+1TTL
C
L
= 100pF+1TTL
JEDEC
PARAMETER
NAME
t
AVAX
t
AVQV
t
ELQV
t
BA
t
GLQV
t
E1LQX
t
BE
t
GLQX
t
EHQZ
t
BDO
t
GHQZ
t
AXOX
PARAMETER
NAME
DESCRIPTION
(Vcc = 2.7~5.5V)
MIN. TYP. MAX.
(Vcc = 3.0~5.5V)
MIN. TYP. MAX.
UNIT
t
RC
t
AA
t
ACS
t
BA
t
OE
t
CLZ
t
BE
t
OLZ
t
CHZ
t
BDO
t
OHZ
t
OH
Read Cycle Time
70
--
--
55
--
--
ns
Address Access Time
--
--
70
--
--
55
ns
Chip Select Access Time
--
--
70
--
--
55
ns
Data Byte Control Access Time
(LB,UB)
--
--
35
--
--
30
ns
Output Enable to Output Valid
--
--
35
--
--
30
ns
Chip Select to Output Low Z
10
--
--
10
--
--
ns
Data Byte Control to Output Low Z
(LB,UB)
5
--
--
5
--
--
ns
Output Enable to Output in Low Z
5
--
--
5
--
--
ns
Chip Deselect to Output in High Z
--
--
35
--
--
30
ns
Data Byte Control to Output High Z
(LB,UB)
--
--
35
--
--
30
ns
Output Disable to Output in High Z
--
--
30
--
--
25
ns
Data Hold from Address Change
10
--
--
10
--
--
ns
(1)
NOTE :
1. t
BA
is 35ns/30ns (@speed=70ns/55ns) with address toggle. ; t
BA
is 70ns/55ns (@speed=70ns/55ns) without address toggle.
CYCLE TIME : 70ns
CYCLE TIME : 55ns
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