MD82C59A/B Intersil, MD82C59A/B Datasheet - Page 19

• Manufacturer Part Number: MD82C59A/B
• Description: Interrupt Controller 5V 28-Pin CDIP
• Manufacturer: Intersil

Specifications of MD82C59A/B

• Package: 28CDIP
• Interrupt Mask Option: Yes
• Interrupt Out Delay: 300(Max) ns
• Operating Supply Voltage: 5 V

Timing Waveforms
AC Testing Input, Output Waveform
NOTE: AC Testing: All input signals must switch between V
ADDRESS BUS
ADDRESS BUS
DATA BUS
DATA BUS
INTA
INTA
INTA
RD/INTA
WR
WR
WR
RD
RD
RD
19
WR
CS
EN
CS
A
A
0
V
V
0
IH
INPUT
IL
+0.4V
- 0.4V
1.5V
TAHWL
TAHRL
(4)
(1)
FIGURE 14. OTHER TIMING
FIGURE 13. READ/INTA
IL
TRLEL
FIGURE 12. WRITE
TAHDV
- 0.4V and V
(18)
(20)
TRLDV
82C59A
82C59A
TWLWH
(14)
TRLRH
(6)
(3)
TDVWH
TWHWL
TRHRL
TCHCL
(7)
(11)
(12)
(13)
IH
+ 0.4V. Input rise and fall times are driven at 1ns/V.
TWHDX
TRHDZ
(15)
(8)
TRHEH
(19)
TWHAX
TRHAX
1.5V
(2)
(5)
OUTPUT
V
V
OH
OL
March 17, 2006
FN2784.5