MPC823 ELECTRICAL SPECIFICATIONS
B28c
CLKOUT Falling Edge to WE(0:3) Negated -GPCM-Write
Access TRLX = 0, CSNT = 1, EBDF=1
14
25716716
ns
B28d
CLKOUT Falling Edge to CS Negated -GPCM-Write Access
TRLX = 0, CSNT = 1, ACS = 10 or ACS=11, EBDF = 1
251616
ns
B29
WE(0:3) Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write
Access, CSNT = 0
833
ns
B29a
WE(0:3) Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write
Access, TRLX = 0, CSNT = 1, EBDF = 0
18
88
ns
B29b
CS Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write Access,
ACS = 00, TRLX = 0 & CSNT = 0
833
ns
B29c
CS Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write Access,
TRLX = 0, CSNT = 1, ACS = 10 or ACS=11, EBDF = 0
18
88
ns
B29d
WE(0:3) Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write
Access, TRLX = 1, CSNT = 1, EBDF = 0
582828
ns
B29e
CS Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write Access,
TRLX = 1, CSNT = 1, ACS = 10 or ACS=11, EBDF = 0
582828
ns
B29f
WE(0:3) Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write
Access, TRLX = 0, CSNT = 1, EBDF = 1
12
55
ns
B29g
CS Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write Access,
TRLX = 0, CSNT = 1, ACS = 10 or ACS=11, EBDF = 1
12
55
ns
B29h
WE(0:3) Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write
Access, TRLX = 1, CSNT = 1, EBDF = 1
522424
ns
B29i
CS Negated to D(0:31), DP(0:3) Hi Z -GPCM- Write Access,
TRLX = 1, CSNT = 1, ACS = 10 or ACS=11, EBDF =1
522424
ns
B30
CS, WE(0:3) Negated to A(6:31) invalid -GPCM- Write
Access.
833
B30a
WE(0:3) Negated to A(6:31) Invalid -GPCM- Write Access,
TRLX=0, CSNT = '1. CS Negated to A(6:31) Invalid -GPCM-
Write Access, TRLX=0, CSNT = '1, ACS = 10,ACS = =11,
EBDF = 0
18
88
ns
B30b
WE(0:3) Negated to A(6:31)Invalid -GPCM- Write Access,
TRLX=1, CSNT = '1. CS Negated to A(6:31)Invalid -GPCM-
Write Access, TRLX=1, CSNT = '1, ACS = 10,ACS = =11,
EBDF = 0
582828
ns
B30c
WE(0:3) Negated to A(6:31) Invalid -GPCM- Write Access,
TRLX=0, CSNT = '1. CS Negated to A(6:31) Invalid -GPCM-
Write Access, TRLX=0, CSNT = '1, ACS = 10 ,ACS = =11,
EBDF = 1
12
44
ns
B30d
WE(0:3) Negated to A(6:31) Invalid -GPCM- Write Access,
TRLX=1, CSNT = '1. CS Negated to A(6:31) Invalid -GPCM-
Write Access, TRLX=1, CSNT = '1, ACS = 10,ACS = =11,
EBDF = 1
522424
ns
B31
CLKOUT Falling Edge to CS valid as requested by CST4 in
the corresponding word of the UPM
1.5
10
1.5
8
1.5
8
ns
Table 1. Bus Operation Timing (Continued)
NUM
CHARACTERISTIC
25MHz
40MHz
50MHz
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
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Freescale Semiconductor, Inc.
For More Information On This Product,
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