MPC860 Motorola, MPC860 Datasheet - Page 16

• Manufacturer Part Number: MPC860
• Description: Family Hardware Specifications
• Manufacturer: Motorola

Bus Signal Timing
16
Num
B22c CLKOUT falling edge to CS asserted
B24a A(0:31) and BADDR(28:30) to CS
B27a A(0:31) and BADDR(28:30) to CS
B28a CLKOUT falling edge to WE(0:3)
B28b CLKOUT falling edge to CS negated
B28c CLKOUT falling edge to WE(0:3)
B28d CLKOUT falling edge to CS negated
B29a WE(0:3) negated to D(0:31), DP(0:3)
B23
B24
B25
B26
B27
B28
B29
GPCM ACS = 11, TRLX = 0,
EBDF = 1
CLKOUT rising edge to CS negated
GPCM read access, GPCM write
access ACS = 00, TRLX = 0, and
CSNT = 0
A(0:31) and BADDR(28:30) to CS
asserted GPCM ACS = 10, TRLX = 0
asserted GPCM ACS = 11, TRLX = 0
CLKOUT rising edge to OE, WE(0:3)
asserted
CLKOUT rising edge to OE negated
A(0:31) and BADDR(28:30) to CS
asserted GPCM ACS = 10, TRLX = 1
asserted GPCM ACS = 11, TRLX = 1
CLKOUT rising edge to WE(0:3)
negated GPCM write access
CSNT = 0
negated GPCM write access
TRLX = 0, CSNT = 1, EBDF = 0
GPCM write access TRLX = 0, CSNT
= 1, ACS = 10, or ACS = 11, EBDF =
0
negated GPCM write access
TRLX = 0, CSNT = 1 write access
TRLX = 0, CSNT = 1, EBDF = 1
GPCM write access TRLX = 0, CSNT
= 1, ACS = 10, or ACS = 11, EBDF =
1
WE(0:3) negated to D(0:31), DP(0:3)
High-Z GPCM write access
CSNT = 0, EBDF = 0
High-Z GPCM write access,
TRLX = 0, CSNT = 1, EBDF = 0
Characteristic
Table 9-6. Bus Operation Timings (continued)
MPC860 Family Hardware Specifications
10.86
13.15
35.88
43.45
10.86
13.15
2.00
5.58
2.00
7.58
5.58
Min
—
—
—
—
33 MHz
17.99
14.33
14.33
17.99
17.99
Max
8.00
9.00
9.00
9.00
—
—
—
—
—
—
10.50
29.25
35.50
8.88
2.00
4.25
2.00
6.25
8.88
4.25
10.5
Min
—
—
—
—
40 MHz
16.00
13.00
13.00
16.00
16.00
Max
8.00
9.00
9.00
9.00
—
—
—
—
—
—
23.00
28.00
7.00
2.00
3.00
8.00
2.00
5.00
7.00
3.00
8.00
Min
—
—
—
—
50 MHz
14.13
11.75
11.75
14.13
14.13
Max
8.00
9.00
9.00
9.00
—
—
—
—
—
—
16.94
20.73
5.18
2.00
1.79
5.58
2.00
3.80
5.18
1.79
5.58
Min
—
—
—
—
66 MHz
MOTOROLA
12.31
10.54
10.54
12.31
12.31
Max
8.00
9.00
9.00
9.00
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns