bs62lv4008sti ETC-unknow, bs62lv4008sti Datasheet - Page 4

• Manufacturer Part Number: bs62lv4008sti
• Description: Very Low Power/voltage Cmos Sram 512k X 8 Bit
• Manufacturer: ETC-unknow

R0201-BS62LV4008
READ CYCLE1
AC TEST CONDITIONS
READ CYCLE
AC ELECTRICAL CHARACTERISTICS
(Test Load and Input/Output Reference)
SWITCHING WAVEFORMS (READ CYCLE)
Input Pulse Levels
Input Rise and Fall Times
Input and Output
Timing Reference Level
Output Load
PARAMETER
JEDEC
t
t
t
t
t
t
t
t
t
NAME
AVAX
AVQV
ELQV
GLQV
ELQX
GLQX
EHQZ
GHQZ
AXOX
ADDRESS
D
OUT
BSI
(1,2,4)
PARAMETER
NAME
t
t
t
t
t
t
t
t
t
RC
AA
ACS
OE
CLZ
OLZ
CHZ
OHZ
OH
Vcc / 0V
1V/ns
0.5Vcc
C
C
Read Cycle Time
Address Access Time
Chip Select Access Time
Output Enable to Output Valid
Chip Select to Output Low Z
Output Enable to Output in Low Z
Chip Deselect to Output in High Z
Output Disable to Output in High Z
Data Hold from Address Change
L
L
= 30pF+1TTL
= 100pF+1TTL
DESCRIPTION
t
OH
( TA = -40 to + 85
t
AA
4
t
RC
o
C )
WAVEFORM
KEY TO SWITCHING WAVEFORMS
55
10
10
10
--
--
--
--
--
MIN.
CYCLE TIME : 55ns
(Vcc = 3.0~3.6V)
TYP.
--
--
--
--
--
--
--
--
--
MAX.
INPUTS
MUST BE
STEADY
MAY CHANGE
FROM H TO L
MAY CHANGE
FROM L TO H
DON T CARE:
ANY CHANGE
PERMITTED
DOES NOT
APPLY
55
55
30
30
25
--
--
--
--
,
BS62LV4008
MIN.
CYCLE TIME : 70ns
10
10
10
70
--
--
--
--
--
t
(Vcc = 2.7~3.6V)
OH
TYP.
--
--
--
--
--
--
--
--
--
OUTPUTS
MUST BE
STEADY
WILL BE
CHANGE
FROM H TO L
WILL BE
CHANGE
FROM L TO H
CHANGE :
STATE
UNKNOWN
CENTER
LINE IS HIGH
IMPEDANCE
”OFF ”STATE
MAX.
70
70
35
35
30
--
--
--
--
Revision 1.1
Jan.
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
2004