PCF8594C-2T PHILIPS [NXP Semiconductors], PCF8594C-2T Datasheet - Page 13
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PCF8594C-2T
Manufacturer Part Number
PCF8594C-2T
Description
512 X 8-bit CMOS EEPROM with I2C-bus interface
Manufacturer
PHILIPS [NXP Semiconductors]
Datasheet
1.PCF8594C-2T.pdf
(21 pages)
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Philips Semiconductors
9397 750 14221
Product data
Fig 11. n bytes E/W cycle (n = 2 to 7).
Fig 12. Page mode.
Fig 13. External clock.
(1) If an external clock is chosen, this information is latched internally by setting pin 7 (PTC) LOW after transmission of the
(2) 1-byte programming.
(3) 2-byte programming.
(4) One page (8 bytes) programming.
PTC
I C-bus
2
eighth bits of the word address (negative edge of SCL). Thus the state of pin 7 may be previously undefined. Leaving pin 7
LOW causes a higher standby current.
HIGH
LOW
S
SLAVE ADDRESS
SDA
SDA
PTC
SCL
PTC
SCL
undefined
0 A
WORD ADDRESS
STOP
STOP
negative edge
SCL 8-bit
t d
t d
Rev. 05 — 25 October 2004
A
r t
r t
t HIGH
t HIGH
1
1
DATA
f t
f t
t
t
LOW
LOW
512
A
2
2
8-bit CMOS EEPROM with I
DATA
A
P
d t
n x 256 + 1
(1)
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
1153
0
1
1
1
PCF8594C-2
2
2
2
MBA698
MBA699
1153
257
513
2
C-bus interface
undefined
clock (2)
clock (3)
clock (4)
MBA700
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