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HY27US08121M Datasheet, PDF (38/43 Pages) Hynix Semiconductor – 512Mbit (64Mx8bit / 32Mx16bit) NAND Flash
HY27SS(08/16)121M Series
HY27US(08/16)121M Series
512Mbit (64Mx8bit / 32Mx16bit) NAND Flash
Ready/Busy Signal Electrical Characteristics
Figures 32, 33 and 34 show the electrical characteristics for the Ready/Busy signal. The value required for the resistor
RP can be calculated using the following equation:
where IL is the sum of the input currents of all the devices tied to the Ready/Busy signal. RP max is determined by the
maximum value of tr.
ready Vcc
VOH
VOL
busy
tf
tr
Figure 34. Ready/Busy AC Waveform
Vcc
Device
ibusy
Rp
RB
Open Drain Output
Vss
Figure 35. Ready/Busy Load Circuit
Rev 0.6 / Oct. 2004
38