K1S321611C Datasheet, PDF (3/10 Pages) Samsung semiconductor – 2Mx16 bit Uni-Transistor Random Access Memory

K1S321611C
POWER UP SEQUENCE
1. Apply power.
2. Maintain stable power(Vcc min.=2.7V) for a minimum 200µs with CS1=high.or CS2=low.
TIMING WAVEFORM OF POWER UP(1) (CS1 controlled)
VCC(Min)
VCC
Min. 200µs
CS1
CS2
Power Up Mode
Normal Operation
POWER UP(1)
1. After VCC reaches VCC(Min.), wait 200µs with CS1 high. Then the device gets into the normal operation.
Preliminary
UtRAM
TIMING WAVEFORM OF POWER UP(2) (CS2 controlled)
VCC(Min)
VCC
Min. 200µs
CS1
CS2
Power Up Mode
Normal Operation
POWER UP(2)
1. After VCC reaches VCC(Min.), wait 200µs with CS2 low. Then the device gets into the normal operation.
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Revision 0.2
August 2003