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参数资料
| 型号： | IS82C37A-5 |
| 厂商： | INTERSIL CORP |
| 元件分类： | DMA控制器 |
| 英文描述： | CMOS High Performance Programmable DMA Controller |
| 中文描述： | 4 CHANNEL(S), 5 MHz, DMA CONTROLLER, PQCC44 |
| 封装： | PLASTIC, LCC-44 |
| 文件页数： | 16/23页 |
| 文件大小： | 204K |
| 代理商： | IS82C37A-5 |
4-207
82C37A
(21)TEPW
EOP Pulse Width
220
-
135
-
50
-
ns
(22)TFAAB
ADR Valid Delay from CLK HIGH
-
110
-
60
-
50
ns
(23)TFAC
READ or WRITE Active from
CLK HIGH
-
150
-
90
-
50
ns
(24)TFADB
DB Valid Delay from CLK HIGH
-
110
-
60
-
45
ns
(25)THS
HLDA Valid to CLK HIGH Setup Time
75
-
45
-
10
-
ns
(26)TIDH
Input Data from MEMR HIGH
Hold Time
0
-
0
-
0
-
ns
(27)TIDS
Input Data to MEMR HIGH
Setup Time
155
-
90
-
45
-
ns
(28)TODH
Output Data from MEMW HIGH
Hold Time
15
-
15
-
TCY-50
-
ns
(29)TODV
Output Data Valid to MEMW HIGH
TCY-35
-
TCY-35
-
TCY-10
-
ns
(30)TQS
DREQ to CLK LOW (SI, S4)
Setup Time
0
-
0
-
0
-
ns
(31)TRH
CLK to READY LOW Hold Time
20
-
20
-
10
-
ns
(32)TRS
READY to CLK LOW Setup Time
60
-
35
-
15
-
ns
(33)TCLSH
ADSTB HIGH from CLK LOW
Delay Time
-
80
-
70
-
70
ns
(34)TCLSL
ADSTB LOW from CLK LOW
Delay Time
-
120
-
120
-
60
ns
(35)TWRRD
READ HIGH Delay from WRITE HIGH
0
-
0
-
5
-
ns
(36)TRLRH
READ Pulse Width, Normal Timing
2TCY-60
-
2TCY-60
-
2TCY-55
-
ns
(37)TSHSL
ADSTB Pulse Width
TCY-80
-
TCY-50
-
TCY-35
-
ns
(38)TWLWHA
Extended WRITE Pulse Width
2TCY-100
-
2TCY-85
-
2TCY-80
-
ns
(39)TWLWH
WRITE Pulse Width
TCY-100
-
TCY-85
-
TCY-80
-
ns
(40)TRLRHC
READ Pulse Width, Compressed
TCY-60
-
TCY-60
-
TCY-55
-
ns
(56)TAVRL
ADR Valid to READ LOW
17
-
17
-
17
-
ns
(57)TAVWL
ADR Valid to WRITE LOW
7
-
7
-
7
-
ns
(58)TRHAL
READ HIGH to AEN LOW
15
-
15
-
15
-
ns
(59)TRHSH
READ HIGH to ADSTB HIGH
13
-
13
-
13
-
ns
(60)TWHSH
WRITE HIGH to ADSTB HIGH
15
-
15
-
15
-
ns
(61)TDVRL
DACK Valid to READ LOW
25
-
25
-
25
-
ns
AC Electrical Specifications
V
CC
= +5.0V
±
10%, GND = 0V, T
A
= 0
o
C to +70
o
C (C82C37A),
T
A
= -40
o
C to +85
o
C (I82C37A),
T
A
= -55
o
C to +125
o
C (M82C37A)
(Continued)
SYMBOL
PARAMETER
82C37A-5
82C37A
82C37A-12
UNITS
MIN
MAX
MIN
MAX
MIN
MAX
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