參數(shù)資料
型號: KMPC870VR80
廠商: Freescale Semiconductor
文件頁數(shù): 10/84頁
文件大?。?/td> 0K
描述: IC MPU POWERQUICC 80MHZ 256PBGA
標準包裝: 2
系列: MPC8xx
處理器類型: 32-位 MPC8xx PowerQUICC
速度: 80MHz
電壓: 3.3V
安裝類型: 表面貼裝
封裝/外殼: 256-BGA
供應(yīng)商設(shè)備封裝: 256-PBGA(23x23)
包裝: 托盤
MPC875/MPC870 PowerQUICC Hardware Specifications, Rev. 4
18
Freescale Semiconductor
Bus Signal Timing
B2
CLKOUT pulse width low (MIN = 0.4
× B1,
MAX = 0.6
× B1)
12.1
18.2
10.0
15.0
6.1
9.1
5.0
7.5
ns
B3
CLKOUT pulse width high (MIN = 0.4
× B1,
MAX = 0.6
× B1)
12.1
18.2
10.0
15.0
6.1
9.1
5.0
7.5
ns
B4
CLKOUT rise time
4.00
4.00
4.00
4.00
ns
B5
CLKOUT fall time
4.00
4.00
4.00
4.00
ns
B7
CLKOUT to A(0:31), BADDR(28:30), RD/WR,
BURST, D(0:31) output hold (MIN = 0.25
× B1)
7.60
6.30
3.80
3.13
ns
B7a
CLKOUT to TSIZ(0:1), REG, RSV, BDIP, PTR
output hold (MIN = 0.25
× B1)
7.60
6.30
3.80
3.13
ns
B7b
CLKOUT to BR, BG, FRZ, VFLS(0:1), VF(0:2)
IWP(0:2), LWP(0:1), STS output hold
(MIN = 0.25
× B1)
7.60
6.30
3.80
3.13
ns
B8
CLKOUT to A(0:31), BADDR(28:30), RD/WR,
BURST, D(0:31) valid (MAX = 0.25
× B1 + 6.3)
13.80
12.50
10.00
9.43
ns
B8a
CLKOUT to TSIZ(0:1), REG, RSV, BDIP, PTR
valid (MAX = 0.25
× B1 + 6.3)
13.80
12.50
10.00
9.43
ns
B8b
CLKOUT to BR, BG, VFLS(0:1), VF(0:2),
IWP(0:2), FRZ, LWP(0:1), STS valid 2
(MAX = 0.25
× B1 + 6.3)
13.80
12.50
10.00
9.43
ns
B9
CLKOUT to A(0:31), BADDR(28:30), RD/WR,
BURST, D(0:31), TSIZ(0:1), REG, RSV, PTR
High-Z (MAX = 0.25
× B1 + 6.3)
7.60
13.80
6.30
12.50
3.80
10.00
3.13
9.43
ns
B11
CLKOUT to TS, BB assertion
(MAX = 0.25
× B1 + 6.0)
7.60
13.60
6.30
12.30
3.80
9.80
3.13
9.13
ns
B11a
CLKOUT to TA, BI assertion (when driven by
the memory controller or PCMCIA interface)
(MAX = 0.00
× B1 + 9.301)
2.50
9.30
2.50
9.30
2.50
9.80
2.5
9.3
ns
B12
CLKOUT to TS, BB negation
(MAX = 0.25
× B1 + 4.8)
7.60
12.30
6.30
11.00
3.80
8.50
3.13
7.92
ns
B12a
CLKOUT to TA, BI negation (when driven by
the memory controller or PCMCIA interface)
(MAX = 0.00
× B1 + 9.00)
2.50
9.00
2.50
9.00
2.50
9.00
2.5
9.00
ns
B13
CLKOUT to TS, BB High-Z (MIN = 0.25
× B1) 7.60
21.60
6.30
20.30
3.80
14.00
3.13
12.93
ns
B13a
CLKOUT to TA, BI High-Z (when driven by the
memory controller or PCMCIA interface)
(MIN = 0.00
× B1 + 2.5)
2.50
15.00
2.50
15.00
2.50
15.00
2.5
15.00
ns
B14
CLKOUT to TEA assertion
(MAX = 0.00
× B1 + 9.00)
2.50
9.00
2.50
9.00
2.50
9.00
2.50
9.00
ns
Table 10. Bus Operation Timings (continued)
Num
Characteristic
33 MHz
40 MHz
66 MHz
80 MHz
Unit
Min
Max
Min
Max
Min
Max
Min
Max
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