82C88_05 Datasheet, PDF (6/11 Pages) Intersil Corporation – CMOS Bus Controller

82C88
AC Electrical Specifications
V_CC = 5.0V ± 10%;
T_A = 0°C to +70°C (C82C88);
T_A = -40°C to +85°C (I82C88);
T_A = -55°C to +125°C (M82C88)
8MHz
SYMBOL
PARAMETER
MIN
MAX
10MHz
MIN
MAX
12MHz
MIN
MAX
TEST
UNITS CONDITIONS
TIMING REQUIREMENTS
(1) TCLCL CLK Cycle Period
125
-
100
-
83
-
ns
(2) TCLCH CLK Low Time
55
-
50
-
34
-
ns
(3) TCHCL CLK High Time
40
-
37
-
34
-
ns
(4) TSVCH Status Active Setup Time
35
-
35
-
35
-
ns
(5) TCHSV Status Inactive Hold Time
10
-
10
-
5
-
ns
(6) TSHCL Status Inactive Setup Time
35
-
35
-
35
-
ns
(7) TCLSH Status Active Hold Time
10
-
10
-
5
-
ns
TIMING RESPONSES
(8) TCVNV Control Active Delay
5
45
5
45
5
45
ns
1
(9) TCVNX Control Inactive Delay
10
45
10
45
10
35
ns
1
(10) TCLLH ALE Active Delay (from CLK)
-
20
-
20
-
20
ns
1
(11) TCLMCH MCE Active Delay (from CLK)
-
25
-
23
-
23
ns
1
(12) TSVLH ALE Active Delay (from Status)
-
20
-
20
-
20
ns
1
(13) TSVMCH MCE Active Delay (from Status)
-
30
-
23
-
23
ns
1
(14) TCHLL ALE Inactive Delay
4
18
4
18
4
18
ns
1
(15) TCLML Command Active Delay
5
35
5
35
5
35
ns
2
(16) TCLMH Command Inactive Delay
5
35
5
35
5
35
ns
2
(17) TCHDTL Direction Control Active Delay
-
50
-
50
-
50
ns
1
(18) TCHDTH Direction Control Inactive Delay
-
30
-
30
-
30
ns
1
(19) TAELCH Command Enable Time (Note 1)
-
40
-
40
-
40
ns
3
(20) TAEHCZ Command Disable Time
(Note 2)
-
40
-
40
-
40
ns
4
(21) TAELCV Enable Delay Time
110
250
110
250
110
250
ns
2
(22) TAEVNV AEN to DEN
-
25
-
25
-
25
ns
1
(23) TCEVNV CEN to DEN, PDEN
-
25
-
25
-
25
ns
1
(24) TCELRH CEN to Command
-
TCLML
-
TCLML
-
TCLML ns
2
+10
(25) TLHLL ALE High Time
TCLCH -
-
TCLCH -
-
TCLCH -
n
ns
1
10
10
10
NOTES:
1. TAELCH measurement is between 1.5V and 2.5V.
2. TAEHCZ measured at 0.5V change in VOUT.
6
FN2979.2
August 25, 2005