Filter
Top Products
SILICON GATE MOS 8102-2
A.C.
CHARACTERISTICS
T
A
=
ooe
to
70
o
e,
Vee =
5V
±5%
unless otherwise specified
SYMBOL
READ
CYCLE
PARAMETER
LIMITS
--·---r----mT----
_.~~_~
...
_...
l}YP._...
..L
_~?<~.
_._
UNIT
os
ns
ns
ns
ns
--t
R-e------r-R--EA~D-C-Y--C-L-E--·-------
--_
..
---------
85o-·-···T
-._-
"--r
.-_._.-
--"---'-
~~~~~~~---~--------~-_
..
_-----~--~--
-_._----~._------
~
---
--~
t
A
ACCESS
TIME I 500 i 850
-----~
_.
-_.-
.....
-.---~-.-
---
--
-_.
--.--.~-------.-----.--.
... -
-_
..
----
-
--1-------
----t···---
_._.-
teo
CHIP ENABLE TO OUTPUT TIME : I 500
_______
~------_---
.
---+
..
_--l-.
~---
t
OH1
PREVIOUS READ
DATA
VALID
WITH
RESPECT
50 I
TO ADDRESS :
----------4---------
------·l-
_.-_
..
--
..
----
---~----.
PREVIOUS READ
DATA
VALID
WITH
RESPECT
a I 1
TO CHIP ENABLE i :_____"__
--J-
_
WRITE
CYCLE
ns
--~-C----~W-R-I-T-E-C-Y-C-L-E----------------T--8-~-r--~-~-
! M
------.----+----.-----
...
--.-.-----
....
--.-------------------
..
--
.
__
....
__
1_
--
-
.....
+ . -
..
-.-t-------
tAW ADDRESS TO WRITE SETUP TIME I
200'
: !
ns
.-----
------+i
..
--.----+-.-.-----.--
..
---~---.-----~---
~_tw_p
+_W-R-IT-E-P-U-L-S-E-W-IDTH
I
~~
L_.
.+-
...
-n_--li---ns_-
tWR
WRITE
RECOVERY
TIME
--t
50:
! I
ns
-----------1t-------------------------+------~~:-------
..
~
i
__
::_:
-+--~_:_~_:_:_~_T_L~_P
~~EEt~~~-.±--=~=~L~==--+---~-:-
t
cw
CHIP ENABLE TO WRITE SETUP TIME I
750!
;
(1)
Typical
values are
for
T
A=25
0
C and
nominal
supply
voltage.
CAPACITANCE
T
A
= 25°C, f = 1
MHz
A.
C.
CONDITIONS OF TEST
Input
Pulse
Levels: +0.65
Volt
to
2.2
Volt
Input
Pulse
Rise
and
Fall Times: 20nsec
Timing Measurement Reference Level: 1.5
Volt
Output Load: 1
TTL
Gate
and
C
L
= 100
pF
._------_._-----
SYMBOL
TEST
LIMITS (pF)
TYP.
MAX.
---------_.-
-
_.--
..
_-
---
--
C
IN
INPUT CAPACITANCE
3 5
(ALL
INPUT PINS) V
iN
::
OV
C
OUT
OUTPUT CAPACITANCE
7
10
V
OUT
=
OV
WAVEFORMS
READ CYCLE
WRITE CYCLE
DATA STABLE
~----tow----~~
~~----twP------...I
..-----tew~----~I
t4-------twc---------I~
DATA DATA
CAN
IN
CHANGE
CHIP
ENABLE
READ/
WRITE
teo
ADDRESS
t4-------tRC-----~
~----tA-----""
CHIP
ENABLE
DATA
OUT
5-77