PCF8594C-2 데이터 시트보기 (PDF) - Philips Electronics
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PCF8594C-2 Datasheet PDF : 21 Pages
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Philips Semiconductors
PCF8594C-2
512 × 8-bit CMOS EEPROM with I2C-bus interface
SDA
t BUF
t LOW
SCL
P
S
t HD;STA
tr
t HD;DAT
P = STOP condition; S = START condition.
Fig 9. Timing requirements for the I2C-bus.
tf
t HIGH
t SU;DAT
t HD;STA
S
t SU;STA
MBA705
P
t SU;STO
12. Write cycle limits
Table 9: Write cycle limits
Selection of the chip address is achieved by connecting the A0, A1 and A2 inputs to either VSS or VDD.
Symbol Parameter
Conditions
Min
Typ
Max
E/W cycle timing
tE/W
E/W cycle time
internal oscillator
external clock
−
7
−
4
−
10
Endurance
NE/W
E/W cycle per byte
Tamb = −40 °C to +85 °C
Tamb = 22 °C
100 000
−
−
1000000 −
13. External clock timing
Unit
ms
ms
cycles
cycles
PTC
SDA
SCL
Fig 10. One byte E/W cycle.
td t r t HIGH t f t LOW
1
2
STOP
257
MBA697
9397 750 14221
Product data
Rev. 05 — 25 October 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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