MC68HC16Z1 Datasheet, PDF (307/500 Pages) Freescale Semiconductor, Inc – M68HC16Z Series

Freescale Semiconductor, Inc.
Table A-17 20.97-MHz AC Timing
(V_DD and V_DDSYN = 5.0 Vdc ± 5%, V_SS = 0 Vdc, T_A = T_L to T_H)¹
Num
Characteristic
Symbol
F1 Frequency of Operation
f
1 Clock Period
1A ECLK Period
1B External Clock Input Period²
2, 3 Clock Pulse Width³
2A, 3A ECLK Pulse Width
2B, 3B External Clock Input High/Low Time²
4, 5 CLKOUT Rise and Fall Time
4A, 5A
4B, 5B
6
Rise and Fall Time (All Outputs except CLKOUT)
External Clock Input Rise and Fall Time³
Clock High to ADDR, FC, SIZE Valid⁴
7 Clock High to ADDR, Data, FC, SIZE, High Impedance
8 Clock High to ADDR, FC, SIZE, Invalid
9 Clock Low to AS, DS, CS Asserted⁴
9A AS to DS or CS Asserted (Read)⁵
11 ADDR, FC, SIZE Valid to AS, CS, (and DS Read) Asserted
12 Clock Low to AS, DS, CS Negated
13 AS, DS, CS Negated to ADDR, FC SIZE Invalid (Address Hold)
14 AS, CS (and DS Read) Width Asserted
14A DS, CS Width Asserted (Write)
14B AS, CS (and DS Read) Width Asserted (Fast Cycle)
15 AS, DS, CS Width Negated⁶
16 Clock High to AS, DS, R/W High Impedance
17 AS, DS, CS Negated to R/W High
18 Clock High to R/W High
20 Clock High to R/W Low
21 R/W High to AS, CS Asserted
22 R/W Low to DS, CS Asserted (Write)
23 Clock High to Data Out Valid
24 Data Out Valid to Negating Edge of AS, CS (Fast Write Cycle)
25 DS, CS Negated to Data Out Invalid (Data Out Hold)
26 Data Out Valid to DS, CS Asserted (Write)
27 Data In Valid to Clock Low (Data Setup)⁴
27A Late BERR, HALT Asserted to Clock Low (Setup Time)
28 AS, DS Negated to DSACK[1:0], BERR, HALT, AVEC Negated
29 DS, CS Negated to Data In Invalid (Data In Hold)⁷
29A DS, CS Negated to Data In High Impedance^{7, 8}
t_cyc
t_Ecyc
t_Xcyc
t_CW
t_ECW
t_XCHL
t_Crf
t_rf
t_XCrf
t_CHAV
t_CHAZx
t_CHAZn
t_CLSA
t_STSA
t_AVSA
t_CLSN
t_SNAI
t_SWA
t_SWAW
t_SWDW
t_SN
t_CHSZ
t_SNRN
t_CHRH
t_CHRL
t_RAAA
t_RASA
t_CHDO
t_DVASN
t_SNDOI
t_DVSA
t_DICL
t_BELCL
t_SNDN
t_SNDI
t_SHDI
Min
—
47.7
381
47.7
18.8
183
23.8
—
—
—
0
0
0
0
-10
10
2
10
80
36
32
32
—
10
0
0
10
54
—
10
10
10
5
15
0
0
—
Max
20.97
—
—
—
—
—
—
5
8
5
23
47
—
23
10
—
23
—
—
—
—
—
47
—
23
23
—
—
23
—
—
—
—
—
60
—
48
Unit
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
M68HC16 Z SERIES
USER’S MANUAL
ELECTRICAL CHARACTERISTICS
For More Information On This Product,
Go to: www.freescale.com
A-23