參數(shù)資料
型號: M37643F8HP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 12 MHz, MICROCONTROLLER, PQFP80
封裝: 12 X 12 MM, 0.50 MM PITCH, PLASTIC, LQFP-80
文件頁數(shù): 104/120頁
文件大?。?/td> 1253K
代理商: M37643F8HP
84
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
7643 Group
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to
change.
tWL(
φ)
0.5VCC
tWH(
φ)
tC(
φ)
td(
φ-AH)
td(
φ-AL)
td(
φ-SYNC)
tv(
φ-AH)
tv(
φ-AL)
tv(
φ-SYNC)
td(
φ-WR)
td(
φ-RD)
tv(
φ-WR)
tv(
φ-RD)
0.5VCC
AB15 to AB8
AB7 to AB0
SYNCOUT
RD,WR
DMAOUT
0.8VCC
0.2VCC
th(
φ-DB)
0.5VCC
td(
φ-DB)
tv(
φ-DB)
DB0 to DB7
0.5VCC
tv(
φ-DMA)
0.5VCC
td(
φ-DMA)
RDY
0.8VCC
0.2VCC
tsu(RDY-
φ)
th(
φ-RDY)
HOLD
(at entering)
0.8VCC
0.2VCC
tsu(HOLD-
φ) th(φ-HOLD)
HLDA
td(
φ-HLDAL)
HOLD
(at releasing)
0.8VCC
0.2VCC
tsu(HOLD-
φ) th(φ-HOLD)
HLDA
td(
φ-HLDAH)
0.5VCC
tsu(DB-
φ)
<CPU write>
EDMA
0.5VCC
tv(
φ-EDMA)
0.5VCC
td(
φ-EDMA)
<CPU read>
φ
n cycles of
φ
Fig. 76 Timing diagram (4); Memory expansion and microprocessor modes
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