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PCA8581T データシートの表示(PDF) - Philips Electronics
部品番号
コンポーネント説明
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PCA8581T
128 × 8-bit EEPROM with I2C-bus interface
Philips Electronics
PCA8581T Datasheet PDF : 20 Pages
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Philips Semiconductors
128
×
8-bit EEPROM with I
2
C-bus interface
5 BLOCK DIAGRAM
Product specification
PCA8581; PCA8581C
handbook, full pagewidth
PCA8581
PCA8581C
1
A0
2
A1
3
A2
6
SCL
5
SDA
INPUT
FILTER
TIMER
WORD
ADDRESS
REGISTER
7
I
2
C BUS
CONTROL
VOLTAGE
MULTIPLIER
ROW
SELECT
MEMORY
CELL
ARRAY
COLUMN
SELECT
MULTIPLEXER
VDD
8
4
VSS
7
TEST
POWER
ON
RESET
SHIFT
8
REGISTER
R/W
CONTROL
MLB887
Fig.1 Block diagram.
6 PINNING
SYMBOL PIN
A0
1
A1
2
A2
3
V
SS
4
SDA
5
SCL
6
TEST
7
V
DD
8
DESCRIPTION
hardware address input 0
hardware address input 1
hardware address input 2
negative supply
serial data input/output
serial clock input
test output can be connected to V
SS
, V
DD
or left
open-circuit
positive supply
fpage
A0 1
8
VDD
A1 2
PCA8581
7 TEST
A2 3
PCA8581C
6 SCL
VSS
4
5 SDA
MLB888
Fig.2 Pin configuration.
1997 Apr 02
4
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