MPC859T FREESCALE [Freescale Semiconductor, Inc], MPC859T Datasheet - Page 18

• Manufacturer Part Number: MPC859T
• Description: Hardware Specifications
• Manufacturer: FREESCALE [Freescale Semiconductor, Inc]

Bus Signal Timing
Bus Signal Timing
18
B16a TEA, KR, RETRY, CR valid to
B16b BB, BG, BR, valid to CLKOUT (setup
B17a CLKOUT to KR, RETRY, CR valid
B22a CLKOUT falling edge to CS asserted
B22b CLKOUT falling edge to CS asserted
B22c CLKOUT falling edge to CS asserted
Num
B17 CLKOUT to TA, TEA, BI, BB, BG, BR
B18 D(0:31), DP(0:3) valid to CLKOUT
B19 CLKOUT rising edge to D(0:31),
B20 D(0:31), DP(0:3) valid to CLKOUT
B21 CLKOUT falling edge to D(0:31),
B22 CLKOUT rising edge to CS asserted
B23 CLKOUT rising edge to CS negated
B24 A(0:31) and BADDR(28:30) to CS
CLKOUT (setup time) (MIN = 0.00 x B1
+ 4.5)
time)
valid (hold time) (MIN = 0.00 x B1 +
1.00
(hold time) (MIN = 0.00 x B1 + 2.00)
rising edge (setup time)
x B1 + 6.00)
DP(0:3) valid (hold time)
x B1 + 1.00
falling edge (setup time)
x B1 + 4.00)
DP(0:3) valid (hold Time)
x B1 + 2.00)
GPCM ACS = 00 (MAX = 0.25 x B1 +
6.3)
GPCM ACS = 10, TRLX = 0 (MAX =
0.00 x B1 + 8.00)
GPCM ACS = 11, TRLX = 0, EBDF = 0
(MAX = 0.25 x B1 + 6.3)
GPCM ACS = 11, TRLX = 0, EBDF = 1
(MAX = 0.375 x B1 + 6.6)
GPCM read access, GPCM write
access ACS = 00, TRLX = 0 & CSNT =
0 (MAX = 0.00 x B1 + 8.00)
asserted GPCM ACS = 10, TRLX = 0
(MIN = 0.25 x B1 - 2.00)
3
)
2
(4 MIN = 0.00 x B1 + 0.00 )
Characteristic
5
)
Freescale Semiconductor, Inc.
4
4
6
6
Table 9. Bus Operation Timings (continued)
(MIN = 0.00
(MIN = 0.00
(MIN = 0.00
For More Information On This Product,
(MIN = 0.00
MPC866/859 Hardware Specifications
Go to: www.freescale.com
10.90
4.50
4.00
1.00
2.00
6.00
1.00
4.00
2.00
7.60
7.60
2.00
5.60
Min
—
33 MHz
13.80
13.80
18.00
Max
8.00
8.00
—
—
—
—
—
—
—
—
—
10.90
4.50
4.00
1.00
2.00
6.00
1.00
4.00
2.00
6.30
6.30
2.00
4.30
Min
—
40 MHz
12.50
12.50
16.00
8.00
Max
8.00
—
—
—
—
—
—
—
—
—
4.50
4.00
1.00
2.00
6.00
1.00
4.00
2.00
5.00
5.00
7.00
2.00
3.00
Min
—
50 MHz
11.30
11.30
14.10
Max
8.00
8.00
—
—
—
—
—
—
—
—
—
4.50
4.00
2.00
2.00
6.00
2.00
4.00
2.00
3.80
3.80
5.20
2.00
1.80
Min
—
66 MHz
MOTOROLA
10.00
10.00
12.30
Max
8.00
8.00
—
—
—
—
—
—
—
—
—
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns