参数资料
型号: P87C251SQ16
厂商: INTEL CORP
元件分类: 微控制器/微处理器
英文描述: HIGH-PERFORMANCE CHMOS MICROCONTROLLER
中文描述: 8-BIT, OTPROM, 16 MHz, MICROCONTROLLER, PDIP40
封装: PLASTIC, DIP-40
文件页数: 22/35页
文件大小: 186K
代理商: P87C251SQ16
22
PRELIMINARY
8XC251SA/SB/SP/SQ HIGH-PERFORMANCE CHMOS MICROCONTROLLER
5.3.1
EXTERNAL BUS CYCLES, NONPAGE MODE
Figure 7. External Bus Cycle: Code Fetch (Nonpage Mode)
XTAL1
ALE
TLHLL
A7:0
TRHDZ1
RD#/PSEN#
P0
P2/A16/A17
TRHDX
TRHLH1
TRLRH
TLLRL
TAVLL
TRLDV
TAVRL
TAVDV1
TAVDV2
TOSC
A4211-03
TLHAX
Instruction In
The value of this parameter depends on wait states. See the table of AC characteristics.
A15:8/A16/A17
D7:0
TRLAZ
TLLAX
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