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8406601QA View Datasheet(PDF) - Intersil

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8406601QA Datasheet PDF : 26 Pages
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82C55A
Timing Waveforms (Continued)
A0-A1,
CS
DATA
BUS
WR
tAW (7)
tWA (8)
tDW (10) tWD (11)
tWW (9)
FIGURE 30. WRITE TIMING
AC Test Circuit
V1
OUTPUT FROM
DEVICE UNDER
TEST
R1
TEST
POINT
R2
C1
(SEE NOTE)
NOTE: Includes STRAY and JIG Capacitance
A0-A1,
CS
RD
DATA
BUS
tAR (1)
tRR (3)
(4) tRD
VALID
HIGH IMPEDANCE
FIGURE 31. READ TIMING
tRA (2)
tDF (5)
AC Testing Input, Output Waveforms
INPUT
VIH + 0.4V
OUTPUT
VOH
1.5V
1.5V
VIL - 0.4V
VOL
AC Testing: All AC Parameters tested as per test circuits. Input RISE and
FALL times are driven at 1ns/V.
TEST CONDITION DEFINITION TABLE
TEST CONDITION
1
2
3
V1
1.7V
VCC
1.5V
R1
523
2k
750
R2
Open
1.7k
Open
C1
150pF
50pF
50pF
Burn-In Circuits
MD82C55A CERDIP
F6
1
40
F7
2
39
F8
3
38
F9
4
37
F4
5
36
F3
6
35
GND
7
34
F0
8
33
F1
9
32
F10
10
31
F6
11
30
F7
12
29
F8
13
28
F9
14
27
F10
15
26
F6
16
25
F7
17
24
F8
18
23
F9
19
22
F10
20
21
NOTES:
1. VCC = 5.5V ± 0.5V
2. VIH = 4.5V ± 10%
3. VIL = -0.2V to 0.4V
4. GND = 0V
MR82C55A CLCC
F11
F12
F13
F14
F2
F5
F15
F11
F12
F13
F14
F15
F11
F12
VCC
F13
C1
F14
F15
F11
F12
GND
F0
F1
F10
F6
F7
F8
F9
F10
F6
6 5 4 3 2 1 44 43 42 41 40
7
39
8
38
F5
9
37
F15
10
36
F11
11
35
F12
12
34
F13
13
33
F14
14
32
F15
15
31
F11
16
30
F12
17
29
18 19 20 21 22 23 24 25 26 27 28
C1
NOTES:
1. C1 = 0.01µF minimum
2. All resistors are 47kΩ ± 5%
3. f0 = 100kHz ± 10%
4. f1 = f0 ÷ 2; f2 = f1 ÷ 2; . . . ; f15 = f14 ÷ 2
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