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SAB88C166 Datasheet, PDF (42/58 Pages) Siemens Semiconductor Group – 16-Bit CMOS Single-Chip Microcontrollers with/without oscillator prescaler with 32 KByte Flash EPROM
SAB 88C166(W)
ALE
A17-A16
(A15-A8)
BHE
Read Cycle
BUS
RD
t5
t16
t17
Address
t6
t7
Address
t8
t10
t14
t12
t25
t27
t19
t18
Data In
Write Cycle
BUS
WR
Address
t8
t23
Data Out
t10
t22
t12
Figure 18
External Memory Cycle: Multiplexed Bus, With Read/Write Delay, Extended ALE
Semiconductor Group
41