Philips Semiconductors
128 × 8-bit EEPROM with I2C-bus interface
Product specification
PCA8581; PCA8581C
10 DC CHARACTERISTICS
VDD = 2.5 to 6.0 V (PCA8581C); VDD = 4.5 to 5.5 V (PCA8581); VSS = 0 V; Tamb = −25 to +85 °C; note 1; unless
otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX. UNIT
Supply
VDD
supply voltage
PCA8581C
PCA8581
2.5
−
4.5
−
IDD
supply current
standby mode
fSCL = 0 Hz; VIL = 0 V; VIH = VDD
−
−
during read cycle
fSCL = 100 Hz; VIL = 0 V; VIH = VDD −
−
during write cycle
VIL = 0 V; VIH = VDD
−
−
Inputs A0, A1, A2, SDA and SCL
VIL
LOW level input voltage
VIH
HIGH level input voltage
ILI
input leakage current
VI = VDD or VSS
Ci
input capacitance
VI = VSS
−
−
0.7VDD −
−
−
−
−
Output SDA
IOL
LOW level output current VOL = 0.4 V
3
−
Erase/write data
tWR
write time
tRET
data retention time
−
7
10
−
6.0
V
5.5
V
10
µA
400
µA
1 000
µA
0.3VDD V
−
V
1
µA
7
pF
−
mA
10
ms
−
years
Note
1. The PCA8581C is guaranteed to be programmed with all locations ‘FF’ (hexadecimal) provided the device has been
stored within the temperature limits −65 to +85 °C.
1997 Apr 02
10