參數(shù)資料
型號(hào): SME1430LGA-480
元件分類: 微控制器/微處理器
英文描述: 64-BIT, 480 MHz, RISC PROCESSOR, CBGA587
封裝: CERAMIC, LGA-587
文件頁數(shù): 38/60頁
文件大?。?/td> 646K
代理商: SME1430LGA-480
43
Highly Integrated 64-Bit RISC; L2-Cache, DRAM, PCI Interfaces
UltraSPARC-IIi CPU
SME1430LGA-360
SME1430LGA-440
SME1430LGA-480
May 1999
Sun Microsystems, Inc
AC Characteristics - Signal Timing (Except JTAG) [1]
1. All timing requirements are specied with PLL enabled.
Symbol
Parameter
Signals
Conditions
Min.
Max.
Unit
tSU
Input setup time [2] to CLK
2. Some signals are asserted and deasserted asynchronously.
1.9 V signals
1.4
ns
3.3 V non-PCI interface
2.1
ns
3.3 V PCI interface
2.5
ns
tH
Input hold time to CLK
1.9 V signals
0.1
ns
3.3 V non-PCI interface
0.1
ns
3.3 V PCI interface
0.3
ns
tPD
Output delay from CLK
1.9 V signals
IOL = 8 mA
IOH = -4 mA
CL = 35 pF
VLOAD = 1.5 V
1.2
ns
3.3 V non-PCI interface
1.9
ns
3.3 V PCI interface
3.4
ns
EPD
-
4.0
ns
tOH
Output hold time from
CLK
1.9 V signals
-0.5
ns
3.3 V non-PCI interface
-0.3
ns
3.3 V PCI interface
0.1
ns
EPD
0.2
ns
tLOCK
PLL acquisition time
20
us
2500
cycles
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