82C37A
o
o
AC Electrical Specifications
V
= +5.0V ±10%, GND = 0V, T = 0 C to +70 C (C82C37A),
A
CC
o
o
T = -40 C to +85 C (I82C37A),
A
o
o
T = -55 C to +125 C (M82C37A) (Continued)
A
82C37A-5
82C37A
82C37A-12
SYMBOL
PARAMETER
MIN
MAX
MIN
MAX
MIN
MAX
UNITS
(21)TEPW
EOP Pulse Width
220
-
135
-
50
-
-
ns
(22)TFAAB
(23)TFAC
ADR Valid Delay from CLK HIGH
-
-
110
150
-
-
60
90
50
50
ns
ns
READ or WRITE Active from
CLK HIGH
-
(24)TFADB
(25)THS
DB Valid Delay from CLK HIGH
-
110
-
60
-
-
45
-
ns
ns
ns
HLDA Valid to CLK HIGH Setup Time
75
0
-
-
45
0
10
0
(26)TIDH
Input Data from MEMR HIGH
Hold Time
-
-
(27)TIDS
Input Data to MEMR HIGH
Setup Time
155
15
-
-
90
15
-
-
45
-
-
ns
ns
(28)TODH
Output Data from MEMW HIGH
Hold Time
TCY-50
(29)TODV
(30)TQS
Output Data Valid to MEMW HIGH
TCY-35
0
-
-
TCY-35
0
-
-
TCY-10
0
-
-
ns
ns
DREQ to CLK LOW (SI, S4)
Setup Time
(31)TRH
CLK to READY LOW Hold Time
READY to CLK LOW Setup Time
20
60
-
-
-
20
35
-
-
-
10
15
-
-
-
ns
ns
ns
(32)TRS
(33)TCLSH
ADSTB HIGH from CLK LOW
Delay Time
80
70
70
(34)TCLSL
ADSTB LOW from CLK LOW
Delay Time
-
120
-
120
-
60
ns
(35)TWRRD
(36)TRLRH
(37)TSHSL
READ HIGH Delay from WRITE HIGH
READ Pulse Width, Normal Timing
ADSTB Pulse Width
0
2TCY-60
TCY-80
2TCY-100
TCY-100
TCY-60
17
-
-
-
-
-
-
-
-
-
-
-
-
0
2TCY-60
TCY-50
2TCY-85
TCY-85
TCY-60
17
-
-
-
-
-
-
-
-
-
-
-
-
5
2TCY-55
TCY-35
2TCY-80
TCY-80
TCY-55
17
-
-
-
-
-
-
-
-
-
-
-
-
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
(38)TWLWHA Extended WRITE Pulse Width
(39)TWLWH
(40)TRLRHC
(56)TAVRL
(57)TAVWL
(58)TRHAL
(59)TRHSH
(60)TWHSH
(61)TDVRL
WRITE Pulse Width
READ Pulse Width, Compressed
ADR Valid to READ LOW
ADR Valid to WRITE LOW
READ HIGH to AEN LOW
READ HIGH to ADSTB HIGH
WRITE HIGH to ADSTB HIGH
DACK Valid to READ LOW
7
7
7
15
15
15
13
13
13
15
15
15
25
25
25
4-207
INTERSIL [ Intersil ]
