AK6420AM Datasheet, PDF (10/15 Pages) Asahi Kasei Microsystems – 2K / 4K / 8Kbit Serial CMOS EEPROM

ASAHI KASEI
[AK6420A/40A/80A]
Electrical Characteristics
(1) D.C. ELECTRICAL CHARACTERISTICS
( 1.8V≤Vcc≤5.5V, -40°C≤Ta≤85°C, unless otherwise specified )
Parameter
Symbol
Condition
Min.
Current Dissipation ICC1 VCC=5.5V, tSKP=500ns, *1
(WRITE) ^ICC2
VCC=2.5V, *1 6420A
tSKP=500ns _6440A/80A
ICC3
VCC=1.8V, *1 6420A
tSKP=1.5us _6440A/80A
Current Dissipation ICC4
(READ,WREN,
WRDS)
ICC5
ICC6
VCC=5.5V, tSKP=500ns, *1
VCC=2.5V, tSKP=500ns, *1
VCC=1.8V, tSKP=1.5us, *1
Current Dissipation ICCSB VCC=5.5V
*2
(Standby)
Input High Voltage1 VIH1
CS, SK, RESET pin
1.8V≤VCC≤5.5V
0.8 Õ VCC
Input High Voltage2 VIH2
DI pin
VIH3
2.5V≤VCC≤5.5V
1.8V≤VCC<2.5V
0.7 Õ VCC
0.8 Õ VCC
Input Low Voltage1 VIL1 1.8V≤VCC≤5.5V
0
CS, SK, RESET pin
Input Low Voltage2 VIL2 2.5V≤VCC≤5.5V
0
DI pin
VIL3 1.8V≤VCC<2.5V
0
Output High Voltage VOH1 2.5V≤VCC≤5.5V
IOH=-50µA
VCC-0.3
VOH2 1.8V≤VCC<2.5V
IOH=-50µA
VCC-0.3
Output Low Voltage VOL1 2.5V≤VCC≤5.5V
IOL=1.0mA
VOL2 1.8V≤VCC<2.5V
IOL=0.1mA
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
0.3 Õ VCC V
0.2 Õ VCC V
V
V
0.4
V
0.4
V
Input Leakage
ILI
VCC=5.5V,VIN=5.5V
‘1.0
uA
Output Leakage
ILO
VCC=5.5V
VOUT=5.5V, CS=VCC
*1: VIN=VIH/VIL,DO=RDY/BUSY=Open
*2: CS=Vcc, SK/DI/RESET=Vcc/GND,DO=RDY/BUSY=Open
‘1.0
uA
DAS01E-00
- 10 -
1999/05