PCF8594C-2T PHILIPS [NXP Semiconductors], PCF8594C-2T Datasheet - Page 3

• Manufacturer Part Number: PCF8594C-2T
• Description: 512 X 8-bit CMOS EEPROM with I2C-bus interface
• Manufacturer: PHILIPS [NXP Semiconductors]

Fig 1. Block diagram.
V DD
SDA
SCL
A2
A1
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6
5
3
2
8
PCF8594C-2
ADDRESS
SWITCH
V SS
n
4
REGISTER
FILTER
INPUT
SHIFT
TEST MODE DECODER
POWER-ON-RESET
COUNTER
(8 bytes)
LATCH
BYTE
BYTE
3
ADDRESS
POINTER
8
I
2
C-BUS CONTROL LOGIC
REGISTER
ADDRESS
EEPROM
HIGH
4
CONTROL
EE
SEQUENCER
OSCILLATOR
TIMER
(
16)
DIVIDER
(
128)
002aaa258
1
7
WP
PTC