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參數(shù)資料
| 型號： | ID82C237 |
| 廠商： | INTERSIL CORP |
| 元件分類： | DMA控制器 |
| 英文描述： | CMOS High Performance Programmable DMA Controller |
| 中文描述： | 4 CHANNEL(S), 8 MHz, DMA CONTROLLER, CDIP40 |
| 封裝： | SIDE BRAZED, DIP-40 |
| 文件頁數(shù)： | 24/25頁 |
| 文件大?。?/td> | 158K |
| 代理商： | ID82C237 |
4-171
82C237
AC Test Circuits
AC Testing Input, Output Waveforms
FIGURE 15. COMPRESSED TRANSFER
FIGURE 16. RESET
Timing Waveforms
(Continued)
CLK
S4
S2
(10)
TASM
(15)
TDCL
TRLRHC
(40)
TDCTR
(16)
TDCL
(15)
(10)
TASM
TDCTR
(16)
TDCTW
(17)
TRH (31)
TRS (32)
S2
S4
TRS (32)
TRH (31)
TDCTW
(17)
A0-A7
READ
WRITE
READY
VALID
VALID
(48) TRSTD
(50) TRSTW
(49) TRSTS
IOR OR IOW
RESET
V
CC
TEST CONDITION DEFINITION TABLE
PINS
V1
R1
C1
All Outputs Except EOP
1.7V
520
100pF
EOP
V
CC
1.6K
50pF
TEST POINT
R1
V1
C1*
OUTPUT FROM
DEVICE UNDER
TEST
* Includes STRAY and FIXTURE Capacitance
NOTE: AC Testing: All AC Parameters tested as per test circuits. In-
put RISE and FALL times are driven at Ins/V. CLK input must
switch between VIHC +0.4V and VILC -0.4V
VOH
VO -0.45
0.45
VOL
OUTPUT
L OR H
→
Z
VOH
2.0V
0.8V
VOL
INPUT
Z
→
L OR H
VIH + 0.4V
VIL - 0.4V
1.5V
1.5V
VOH
VOL
OUTPUT
OUTPUT
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ID82C237-12 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:CMOS High Performance Programmable DMA Controller |
| ID82C284 | 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Clock Generator and Ready Interface for 80C286 Processors |
| ID82C284-10 | 制造商:Harris Corporation 功能描述: 制造商:Intersil Corporation 功能描述: |
| ID82C284-12 | 制造商:Rochester Electronics LLC 功能描述:PERIPH CLK GENERATOR 5V 12.5MHZ 18CDIP IND - Bulk |
| ID82C37A | 制造商:HARRIS 制造商全稱:HARRIS 功能描述:CMOS High Performance Programmable DMA Controller |
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