参数资料
型号: IBM25403GCX-3JC76C2
元件分类: 微控制器/微处理器
英文描述: RISC PROCESSOR, PQFP16
封装: PLASTIC, QFP-160
文件页数: 20/54页
文件大小: 541K
代理商: IBM25403GCX-3JC76C2
IBM PowerPC 403GCX
27
All TOH and TOV timings in Table 17 are specied with respect to the rise of the SysClk input signal. Inter-
nal system clocks are duty-cycle corrected so the falling edge of the external SysClk signal may not be
the same as the falling edge of the internally corrected system clock. TOHxr/TOVxr specications are for
signals which transition relative to the rising edge of SysClk, while TOHxf/TOVxf apply to falling edge tran-
sitions. Refer to the appropriate timing diagram to determine the appropriate clock edge for signal transi-
tions.
Table 17. 403GCX Synchronous Output Timings
Symbol
Parameter
38 MHz
Units
TOHMin
TOVMax
TOH, TOV Output hold, output
TOH1r, TOV1r
TOH1f, TOV1f
TOH2, TOV2
TOH3, TOV3
TOH4r, TOV4r
TOH4f, TOV4f
TOH5, TOV5
TOH6, TOV6
TOH7, TOV7
TOH8, TOV8
TOH9r, TOV9r
TOH9f, TOV9f
TOH10, TOV10
TOH11, TOV11
TOH12, TOV12
TOH13, TOV13
TOH14r, TOV14r
TOH14f, TOV14f
TOH15, TOV15
TOH16, TOV16
TOH17, TOV17
TOH18, TOV18
TOH19, TOV19
TOH20, TOV20
TOH21, TOV21
TOH22, TOV22
valid
A6:31
A6:312,3,8
AMuxCAS
BusReq
CAS0:38
CAS0:32,3
CS0:7
D0:31
DMAA0:3
DMADXFER
DRAMOE
DRAMOE2,3,8
DRAMWE
Error
HoldAck
OE
RAS0:3(turn-off)8
RAS0:3(turn-on)3
RAS0:3(Early, turn-on)4
Reset
R/W
TC0:3
Parity(DMA)5,8
WBE0:3[BE0:3]
XAck
BLast8
3
16.2
3
16.2
3
16.2
3
16.2
10
2
3
4
3
4
10
23.2
9
22.3
9
12
9
10
9
23.2
9
10
9
10
9
23.2
16.9
10
9
10
13
9
10
14
ns
TOF
Output oat time
TOF1
TOF4
TOF5
TOF6
TOF9
TOF10
TOF13
TOF14
TOF16
TOF17
TOF20
A6:31
CAS0:3
CS0:7
D0:31
DRAMOE
DRAMWE
OE
RAS0:3
Reset
R/W
WBE0:3[BE0:3]
Min
2
3
2
3
Max
8
10
9
10
9
ns
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