AK6420A Datasheet, PDF (10/15 Pages) Asahi Kasei Microsystems – 2K / 4K / 8Kbit Serial CMOS EEPROM

ASAHI KASEI
[AK6420B/40B/80B]
Electrical Characteristics
(1) D.C. ELECTRICAL CHARACTERISTICS
( 1.8V≤Vcc≤5.5V, -40°C≤Ta≤85°C, unless otherwise specified )
Parameter
Symbol
Condition
Current Dissipation ICC1 VCC=5.5V, tSKP=500ns, *1
(WRITE) ICC2 VCC=2.5V, *1 6420B
tSKP=500ns 6440B/80B
ICC3 VCC=1.8V, *1 6420B
tSKP=1.5us 6440B/80B
Current Dissipation ICC4 VCC=5.5V, tSKP=500ns, *1
(READ,WREN,
ICC5 VCC=2.5V, tSKP=500ns, *1
WRDS) _{ICC6 VCC=1.8V, tSKP=1.5us, *1}
Current Dissipation ICCSB VCC=5.5V
*2
(Standby)
Input High Voltage1 VIH1 1.8V≤VCC≤5.5V
CS, SK, RESET pin
Input High Voltage2 VIH2 2.5V≤VCC≤5.5V
DI pin
VIH3 1.8V≤VCC<2.5V
Input Low Voltage1 VIL1 1.8V≤VCC≤5.5V
CS, SK, RESET pin
Input Low Voltage2 VIL2 2.5V≤VCC≤5.5V
DI pin
VIL3 1.8V≤VCC<2.5V
Output High Voltage VOH1 2.5V≤VCC≤5.5V
IOH=-50µA
VOH2 1.8V≤VCC<2.5V
IOH=-50µA
Output Low Voltage VOL1 2.5V≤VCC≤5.5V
IOL=1.0mA
VOL2 1.8V≤VCC<2.5V
IOL=0.1mA
Input Leakage
ILI VCC=5.5V,VIN=5.5V
Output Leakage
ILO VCC=5.5V
VOUT=5.5V,CS=VCC
*1: VIN=VIH/VIL,DO=Open
*2: CS=Vcc, SK/DI/RESET=Vcc/GND,DO=Open
Min.
0.8ÕVCC
0.7ÕVCC
0.8ÕVCC
0
0
0
VCC-0.3
VCC-0.3
Max.
Unit
4.0
mA
2.0
mA
2.5
mA
1.5
mA
2.0
mA
0.75
mA
0.3
mA
0.15
mA
0.8
uA
VCC+0.5
V
VCC+0.5
V
VCC+0.5
V
0.2ÕVCC
V
0.3ÕVCC
V
0.2ÕVCC
V
V
V
0.4
V
0.4
V
‘1.0
uA
‘1.0
uA
DAS03E-00
- 10 -
1999/05