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UPD30121 데이터시트(PDF) 52 Page - NEC

부품명 UPD30121
상세설명  VR4121TM 64-/32-BIT MICROPROCESSOR
PDF  76 Pages
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제조업체  NEC [NEC]
홈페이지  http://www.nec.com/
Logo NEC - NEC

UPD30121 데이터시트(HTML) 52 Page - NEC

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Data Sheet U14691EJ1V0DS00
52
µµµµPD30121
(12) System bus parameter (IOCHRDY) (2/3)
Invalid
When WISAA (0:2) bits = 010, BSEL bit = 0
BUSCLKNote 1
(output)
BUSCLKNote 1
(output)
BUSCLKNote 1
(output)
BUSCLKNote 1
(output)
ADD (19:25),
ADD (0:8)
(output)
ADD (9:18)
(output)
SHB#
(output)
MEMR#/MEMW#,
IOR#/IOW#
(output)
IOCHRDY
(input)
ZWS#
(input)
DATA
(output)
DATA
(input)
Invalid
tBCLKH1 tBCLKL1
tAVCKNote 2
tCLCKNote 2
tCLCH
tCHAV
tCHCL
tCHRL
tCHDV
tDH
tDS
tRHCH
tCLR
tDVCL
tAVCL
Invalid
MEMCS16#,
IOCS16#
(input)
tCHSV
tAVSV1
Notes 1. This indicates that there are four possible relationships between BUSCLK signal and other system
bus interface signals.
2. This indicates the minimum setup time to the BUSCLK signal rising or falling edge.
Remark The broken lines indicate high impedance.



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