Samsung SCX-1100 Service Manual page 69

CIRCUIT DESCRIPTION
Parameter
ROM/SRAM Address Delay
ROM/SRAM Chip select Delay
ROM/SRAM Output enable Delay
ROM/SRAM read Data Setup time
ROM/SRAM read Data Hold time
ROM/SRAM Byte Enable Dalay
ROM/SRAM Write Byte Enable Delay
ROM/SRAM output Data Delay
ROM/SRAM external Wait Setup time
ROM/SRAM external Wait Hold time
ROM/SRAM Write enable Delay
DRAM Address Delay
DRAM Row active Delay
DRAM Read Column active Delay
DRAM Output enable Delay
DRAM read Data Setup time
DRAM read Data Hold time
DRAM Write Cas active Delay
DRAM Cbr Cas active Delay
DRAM Write enable Delay
DRAM output Data Delay
SDRAM Address Delay
SDRAM Chip Select Delay
SDRAM Row active Delay
SDRAM Column active Delay
SDRAM Byte Enable Delay
SDRAM Write enable Delay
SDRAM read Data Setup time
SDRAM read Data Hold time
SDRAM output Data Delay
SDRAM Clock Eable Delay
Repair Manual
3-10
Symbol
t RAD
t RCD
t ROD
t RDS
t RDH
t RBED
t RWBED
t RDD
t WS
t WH
t RWD
t DAD
t DRD
t DRCD
t DOD
t DDS
t DDH
t DWCD
t DCCD
t DWD
t DDD
t SAD
t SCSD
t SRD
t SCD
t SBED
t SWD
t SDS
t SDH
t SDD
t CKED
< ROM/SRAM Bus Timing Constants >
(V DDP : 3.3V, V DDI : 2.5V, Ta =25˚C, PLCAP=70pf, Max/Min=typ. ±30%)
- This Document can not be used without Samsung's authorization -
Min Typ. Max
- 12
- 11
- 11
- 1
- 5
- 13
- 14
- 14
- 1
- 5
- 14
- 12
- 11
- 11
- 12
- 1
- 5
- 14
- 12
- 13
- 14
- 4
- 4
- 4
- 4
- 5
- 5
- 4
- 0
- 8
- 5
Unit
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
- ns
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