K1S1616B1A Datasheet, PDF (3/10 Pages) Samsung semiconductor – 1Mx16 bit Uni-Transistor Random Access Memory

K1S1616B1A
POWER UP SEQUENCE
1. Apply power.
2. Maintain stable power(Vcc min.=1.7V) for a minimum 200µs with CS1=high.or CS2=low.
Preliminary
UtRAM
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 gest into the normal operation.
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 0.0
October 2003