R1LP0108E Datasheet, PDF (15/17 Pages) Renesas Technology Corp – 1Mb Advanced LPSRAM (128k word x 8bit)

R1LP0108E Series
Low Vcc Data Retention Timing Waveforms
(1) CS1# Controlled
Vcc
t_CDR
2.2V
CS1#
4.5V 4.5V
t_R
V_DR
CS1# ≥ Vcc - 0.2V
2.2V
(2) CS2 Controlled
Vcc
CS2
t_CDR
0.2V
4.5V 4.5V
t_R
V_DR
0V ≤ CS2 ≤ 0.2V
0.2V
R10DS0029EJ0200 Rev.2.00
2011.01.14
Page 15 of 15