Philips Semiconductors
Product specification
128 × 8-bit EEPROM with I2C-bus interface
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
−
−
6.0
V
V
4.5
5.5
IDD
supply current
standby mode
during read cycle
during write cycle
f
SCL = 0 Hz; VIL = 0 V; VIH = VDD
−
−
−
−
−
−
10
µA
µA
µA
fSCL = 100 Hz; VIL = 0 V; VIH = VDD
VIL = 0 V; VIH = VDD
400
1000
Inputs A0, A1, A2, SDA and SCL
VIL
VIH
ILI
LOW level input voltage
HIGH level input voltage
input leakage current
input capacitance
−
−
−
−
−
0.3VDD
V
0.7VDD
−
1
7
V
VI = VDD or VSS
VI = VSS
−
−
µA
pF
Ci
Output SDA
IOL
LOW level output current VOL = 0.4 V
3
−
−
mA
Erase/write data
tWR
write time
data retention time
−
7
10
ms
tRET
10
−
−
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
NXP [ NXP ]
