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
(62)TDVWL
DACK Valid to WRITE LOW
READ HIGH to DACK Inactive
ADR Float to READ LOW
25
-
25
12
-
25
12
-
ns
(63)TRHDI
(64)TAZRL
12
-
-
-
-
-
-
ns
ns
-2.5
-2.5
-2.5
PERIPHERAL (SLAVE) MODE
(41)TAR
ADR Valid or CS LOW to READ LOW
10
0
-
10
0
-
0
0
-
-
ns
ns
ns
ns
ns
ns
ns
ns
(42)TAWL
(43)TCWL
(44)TDW
(45)TRA
ADR Valid to WRITE LOW Setup Time
CS LOW to WRITE LOW Setup Time
Data Valid to WRITE HIGH Setup Time
ADR or CS Hold from READ HIGH
Data Access from READ
-
-
0
-
-
0
-
-
0
-
150
0
100
0
60
0
-
-
-
-
(46)TRDE
(47)TRDF
(48)TRSTD
-
140
85
-
-
120
85
-
-
80
55
-
DB Float Delay from READ HIGH
5
5
5
Power Supply HIGH to RESET LOW
Setup Time
500
500
500
(49)TRSTS
(50)TRSTW
(51)TRW
RESET to First IOR or IOW
RESET Pulse Width
2TCY
300
200
0
-
-
-
-
-
2TCY
300
155
0
-
-
-
-
-
2TCY
300
85
-
-
-
-
-
ns
ns
ns
ns
ns
READ Pulse Width
(52)TWA
ADR from WRITE HIGH Hold Time
0
(53)TWC
CS HIGH from WRITE HIGH
Hold Time
0
0
0
(54)TWD
Data from WRITE HIGH Hold Time
WRITE Pulse Width
10
-
-
10
-
-
10
45
-
-
ns
ns
(55)TWWS
150
100
4-208
HARRIS [ HARRIS CORPORATION ]
