Pagina 3 di 7
Ecco le specifiche:
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Kingstone pc6400 CL4
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Frequenza operativa
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800 MHz DDR2
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Timings
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4-4-4-5
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Specifiche
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KHX6400D2LL/1G
1GB 128M x 64-Bit PC2-6400
CL4 240-Pin DIMM
Power supply : Vdd: 1.8V ± 0.1V, Vddq: 1.8V ± 0.1V
Double-data-rate architecture; two data transfers per clock cycle
Bidirectional data strobe(DQS)
Differential clock inputs(CK and CK)
DLL aligns DQ and DQS transition with CK transition
Programmable Read latency 3, 4, 5 (clock)
Burst Length: 4, 8 (Interleave/nibble sequential)
Programmable Burst type (sequential & interleave)
Timing Reference: 667MHz 5-5-5-15 at +1.8V / 800MHz 4-4-4-12 at +2.0V
Edge aligned data output, center aligned data input
Auto & Self refresh, 7.8us refresh interval (8K/64ms refresh)
Clock Cycle Time (tCK) CL=5 3ns (min.) / 8ns (max.)
Row Cycle Time (tRC) 54ns (min.)
Refresh to Active/Refresh Command Time (tRFC) 105ns
Row Active Time (tRAS) 39ns (min.) / 70,000ns (max.)
Single Power Supply of +1.8V (+/- .1V)
Power 1.922 W (operating)
UL Rating 94 V - 0
Operating Temperature 0o C to 55o C
Storage Temperature -55o C to +125o C
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Range di tensione
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2.0Volts
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Prezzo indicativo kit da 1GB
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250€
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Il prezzo di questo kit non è particolarmente elevato, anche perché la frequenza garantita dalla casa è di “soli” 800Mhz.
Vediamo insieme come si comportano.
