FN2784.5 March 17, 2006 Functional Diagram Pinouts 82C59A (PDIP, CERDIP) TOP VIEW 82C59A (PLCC, CLCC) TOP VIEW CS WR RD D7 D6 D5 D4 D3 D2 D1 D0 " />
參數(shù)資料
型號: ID82C59A
廠商: Intersil
文件頁數(shù): 16/22頁
文件大?。?/td> 0K
描述: IC CONTROLLER INTERRUPT 28-DIP
標準包裝: 143
控制器類型: CMOS 優(yōu)先中斷控制器
電源電壓: 4.5 V ~ 5.5 V
電流 - 電源: 1mA
工作溫度: -40°C ~ 85°C
安裝類型: 通孔
封裝/外殼: 28-CDIP(0.600",15.24mm)
供應商設(shè)備封裝: 28-CDIP 熔接密封,帶窗口
包裝: 管件
3
FN2784.5
March 17, 2006
Functional Diagram
Pinouts
82C59A (PDIP, CERDIP)
TOP VIEW
82C59A (PLCC, CLCC)
TOP VIEW
CS
WR
RD
D7
D6
D5
D4
D3
D2
D1
D0
CAS 0
CAS 1
GND
VCC
INTA
IR7
IR6
IR5
IR3
IR1
IR0
INT
SP/EN
CAS 2
A0
IR4
IR2
28
27
26
25
24
23
22
21
20
19
18
17
16
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
23
24
25
22
21
20
19
11
3
2
1
4
14
15
16
17
18
12
13
28
27
26
10
5
6
7
8
9
D7
V
CC
A0
RD
WR
CS
INT
A
D6
D5
D4
D3
D2
D1
D0
IR7
IR6
IR5
IR4
IR3
IR2
IR1
CAS
0
IR0
CAS
1
GND
CAS
2
SP
/EN
INT
PIN
DESCRIPTION
D7 - D0
Data Bus (Bidirectional)
RD
Read Input
WR
Write Input
A0
Command Select Address
CS
Chip Select
CAS 2 - CAS 0
Cascade Lines
SP/EN
Slave Program Input Enable
INT
Interrupt Output
INTA
Interrupt Acknowledge Input
IR0 - IR7
Interrupt Request Inputs
PRIORITY
RESOLVER
IR0
IR1
IR2
IR3
IR4
IR5
IR6
IR7
INTERRUPT
REQUEST
REG
(IRR)
INTERRUPT MASK REG
(IMR)
CONTROL LOGIC
INTERNAL BUS
INT
DATA
BUS
BUFFER
CASCADE
BUFFER
COMPARATOR
CAS 0
CAS 1
CAS 2
READ/
WRITE
LOGIC
SP/EN
WR
RD
INTA
IN -
SERVICE
REG
(ISR)
CS
D7-D0
A0
FIGURE 1.
82C59A
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