PCA9559(2003) Просмотр технического описания (PDF) - Philips Electronics

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производитель

PCA9559
(Rev.:2003)

5-bit multiplexed/1-bit latched 6-bit I2C EEPROM DIP switch

Philips Electronics 

Philips Semiconductors

5-bit multiplexed/1-bit latched 6-bit

I2C EEPROM DIP switch

Product data

PCA9559

SDA

tBUF

tLOW

tR

tF

SCL

P

tHD;STA

S

tHD;DAT

tHIGH

tSU;DAT

tHD;STA

tSU;STA

Sr

Figure 5. Definition of timing

tSP

tSU;STO

P

SU00645

MUX INPUT

VM

VM

tPHL

MUX OUTPUT

VM

tPLZ

VO

VOL + 0.3V

VOL

SW00500

Figure 6. Open drain output enable and disable times

VCC

VO

VIN

PULSE

GENERATOR

VOUT

RL

D.U.T.

RT

CL

Test Circuit for Open Drain Outputs

DEFINITIONS

RL = Load resistor; 1 kΩ

CL = Load capacitance includes jig and probe capacitance;

10 pF

RT = Termination resistance should be equal to ZOUT of

pulse generators.

Figure 7. Test circuit

SW00510

2003 Jun 27

8

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