参数资料
型号: RL5C478A
厂商: RICOH COMPANY LTD
元件分类: 总线控制器
英文描述: PCI BUS CONTROLLER, PQFP256
封装: 28 X 28 MM, 1.70 MM HEIGHT, 0.40 MM PITCH, PLASTIC, LQFP-256
文件页数: 24/43页
文件大小: 472K
代理商: RL5C478A
RL5C478A/RB5C478A
PCI-CARDBUS BRIDGE DATA SHEET
RICOH COMPANY, LTD.
REV 2.0
12345 1998
30
4.3.2 System Interface Signals
System Interface Signals AC Characteristics
( VCC_CORE=3.0~3.6V, VCC_PCI=3.0~3.6V or 4.75~5.25V, VCC_SLOTA/B=3.0~3.6V or
4.75~5.25V, VCC_5V= 3.0~5.25V,Ta=0~70
°°°°C)
Symbol
Parameter
Min
Max
Unit
Notes
RI_OUT#, IRQ3-15, INTA#, INTB#
t5b
RI# to RI_OUT# Delay
50
ns
t5c
Card Status Change to
IRQ3-15/INTA#,INTB# Delay
2Tcyc+0
ns
1
t5d
Card IREQ#/CINT# to
IRQ3-15/INTA#,INTB# Delay
50
ns
SPKOUT#
t5e
SPKR#/CAUDIO to SPKOUT#
Delay
50
ns
Note1: Tcyc is PCICLK cycle time.( Typically 30ns )
Syste m Sig na ls Tim ing
RI_OUT#
IRQ3-15
INTA#,INTB#
IREQ#
CINT#
Card Status
Change
t5b
STSCHG#/RI#
SPKR#
CAUDIO
SPKOUT#
t5e
t5d
t5c
t5b
System Signals Timing
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