PCF8570 Philips Semiconductors, PCF8570 Datasheet - Page 8

• Manufacturer Part Number: PCF8570
• Description: 256 x 8-bit static low-voltage RAM with I2C-bus interface
• Manufacturer: Philips Semiconductors

andbook, full pagewidth
Philips Semiconductors
9
In accordance with the Absolute Maximum Rating System (IEC 134).
10 HANDLING
Inputs and outputs are protected against electrostatic discharge in normal handling. However, to be totally safe, it is
desirable to take precautions appropriate to handling MOS devices. Advice can be found in Data Handbook IC12 under
“Handling MOS Devices” .
1999 Jan 06
V
V
I
I
I
I
P
P
T
T
I
O
DD
SS
SYMBOL
amb
stg
DD
I
tot
O
256
I
2
LIMITING VALUES
C-bus interface
8-bit static low-voltage RAM with
supply voltage (pin 8)
input voltage (any input)
DC input current
DC output current
positive supply current
negative supply current
total power dissipation per package
power dissipation per output
operating ambient temperature
storage temperature
S
Fig.9 Master reads slave immediately after first byte (READ mode).
SLAVE ADDRESS
acknowledgement
PARAMETER
R/W
from slave
1 A
n bytes
DATA
8
auto increment
acknowledgement
word address
from slave
A
last bytes
DATA
acknowledgement
auto increment
0.8
0.8
40
65
word address
MIN.
from slave
MBD824
1
P
+8.0
V
300
50
+85
+150
10
10
50
50
DD
MAX.
Product specification
+ 0.8
PCF8570
V
V
mA
mA
mA
mA
mW
mW
C
C
UNIT