參數(shù)資料
型號(hào): CDP1877C
廠商: Intersil Corporation
英文描述: Programmable Interrupt Controller (PIC)(可編程中斷控制器)
中文描述: 可編程中斷控制器(PIC)(可編程中斷控制器)
文件頁(yè)數(shù): 9/10頁(yè)
文件大小: 45K
代理商: CDP1877C
4-90
Dynamic Electrical Specifications
At T
A
= -40 to +85
o
C, V
DD
±
5%, t
R
, t
F
= 20ns, V
IH
= 0.7V
DD
, V
IL
= 0.3V
DD
, C
L
= 50pF
PARAMETER
V
DD
(V)
LIMITS
UNITS
CDP1877
CDP1877C
MIN
(NOTE 1)
TYP
MAX
MIN
(NOTE 1)
TYP
MAX
Address to TPA Setup Time
t
AS
5
60
-
-
60
-
-
ns
10
40
-
-
-
-
-
ns
Address to TPA Hold Time
t
AH
5
60
-
-
60
-
-
ns
10
40
-
-
-
-
-
ns
Data Valid after TPB
t
DTPB
5
370
-
-
370
-
-
ns
10
210
310
-
-
-
-
ns
Data Hold Time from Write
t
HW
5
30
-
-
30
-
-
ns
10
40
-
-
-
-
-
ns
Address to Valid Data
Access Time
t
DR
5
-
340
490
-
340
490
ns
10
-
125
230
-
-
-
ns
Data Setup Time to Write
t
DSU
5
0
-
-
0
-
-
ns
10
0
-
-
-
-
-
ns
Address Hold from TPB
t
HTPB
5
80
-
-
80
-
-
ns
10
40
-
-
-
-
-
ns
Minimum MWR Pulse Width
t
MWR
5
130
-
-
130
-
-
ns
10
60
-
-
-
-
-
ns
Minimum IR Pulse Width
t
IRX
5
130
-
-
130
-
-
ns
10
60
-
-
-
-
-
ns
NOTE:
1. Typical values are for T
A
= 25
o
C and V
DD
±
5%.
HIGH BYTE
LOW BYTE
t
AH
t
AS
MEMORY ADDRESS
TPA
TPB
MRD
t
HTPB
t
DTPB
t
DR
VALID DATA
DATA FROM PIC TO BUS
MWR
DATA FROM BUS TO PIC
IRX
t
MWR
t
DSU
t
DH
VALID DATA
t
IRX
FIGURE 4. TIMING WAVEFORMS FOR CDP1877
CDP1877, CDP1877C
相關(guān)PDF資料
PDF描述
CDP1877CE Programmable Interrupt Controller (PIC)
CDP1877E Programmable Interrupt Controller (PIC)
CDP1878CD CMOS Dual Counter-Timer
CDP1878C CMOS Dual Counter-Timer(CMOS 雙路計(jì)時(shí)器/定時(shí)器)
CDP1878CE CMOS Dual Counter-Timer
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
CDP1877CD 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Peripheral IC
CDP1877CE 制造商:Harris Corporation 功能描述:
CDP1877CE WAF 制造商:Harris Corporation 功能描述:
CDP1877D 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Peripheral IC
CDP1877E 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Programmable Interrupt Controller (PIC)