MR80C154-12 TEMIC [TEMIC Semiconductors], MR80C154-12 Datasheet - Page 20

• Manufacturer Part Number: MR80C154-12
• Description: CMOS 0 to 36 MHz Single Chip 8-bit Microcontroller
• Manufacturer: TEMIC [TEMIC Semiconductors]

80C154/83C154
20
External Data Memory Characteristics
External Data Memory Write Cycle
External Data Memory Read Cycle
SYMBOL
TWLWH
TQVWX
TQVWH
TWHQX
TWHLH
TRHDX
TAVWL
TRLRH
TLLAX
TRLDV
TRHDZ
TLLDV
TAVDV
TLLWL
TRLAZ
RD pulse Width
WR pulse Width
Address Hold After ALE
RD to Valid in
Data hold after RD
Data float after RD
ALE to Valid Data In
Address to Valid Data IN
ALE to WR or RD
Address to WR or RD
Data valid to WR transition
Data Setup to WR transition
Data Hold after WR
RD low to Address Float
RD or WR high to ALE high
PARAMETER
TAVWL
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
340
340
150
180
380
85
35
40
35
0
16 MHz
240
435
480
250
90
90
0
270
270
135
180
325
TQVWX
85
35
35
35
0
20 MHz
210
370
400
170
90
60
0
210
210
120
140
250
70
30
30
25
0
25 MHz
175
350
300
130
80
45
0
180
180
115
215
55
90
20
20
20
0
30 MHz
135
235
260
115
70
40
Rev.F (14 Jan. 97)
0
MATRA MHS
120
120
170
35
70
75
15
15
20
36 MHz
0
110
170
190
100
50
40
0