EtronTech
EM564166
Data Retention Characteristics (Ta = -40°C to 85°C)
Symbol
Parameter
VDR
Data Retention Supply
Voltage
CE# ≥ VDD - 0.2V,
VIN ≥ VDD - 0.2V or VIN ≤ 0.2V
IDR Data Retention Current
VDD = 1.0V, CE# ≥ VDD - 0.2V,
VIN ≥ VDD - 0.2V or VIN ≤ 0.2V
tSDR Chip Deselect to Data Retention Mode Time
tRDR Recovery Time
Min
Typ Max Unit
1.0
− 3.6 V
−
0.5 3.5 µA
0
− − ns
tRC
− − ns
CE# Controlled Data Retention Mode
VDD
2.7V
tSDR
Data Retention Mode
tRDR
2.2V
VDR
CE#
GND
Note 1
Note:
1. CE# ≥ VDD – 0.2V or UB# = LB# ≥ VDD – 0.2V
Preliminary
10
Rev 1.0
May 2001