NXP Semiconductors

PCA9600

Dual bidirectional bus buffer

Tamb = -40 °C to +85 °C unless otherwise specified; voltages are specified with respect to GND with VCC = 2.5 V to 15 V

unless otherwise specified. Typical values are measured at VCC = 5 V and Tamb = 25 °C.

Symbol Parameter

Conditions

Min

Typ

Max

Unit

Pins SX and SY

on Standard-mode or Fast-mode

I2C-bus

ISX = ISY = 3 mA; Figure 6

-

0.7

0.74

V

ISX = ISY = 0.3 mA; Figure 5

-

0.6

0.65

V

on 5 V Fm+ I2C-bus

VOL

LOW-level output voltage

ISX = ISY = 7 mA

-

-

1

V

ΔV/ΔT

voltage variation with temperature ISX = ISY = 0.3 mA to 3 mA

-

0

-

%/K

Input logic switching threshold voltages

Pins SX and SY

VIL

LOW-level input voltage

on normal I2C-bus; Figure 7

[3] -

-

425

mV

Vth(IH)

HIGH-level input threshold voltage on normal I2C-bus; Figure 8

580

-

-

mV

ΔV/ΔT

voltage variation with temperature

-

0

-

%/K

Pins RX and RY

VIH

HIGH-level input voltage

fraction of applied VCC

0.55VCC -

-

V

Vth(i)

input threshold voltage

fraction of applied VCC

-

0.48VCC -

V

VIL

LOW-level input voltage

fraction of applied VCC

-

-

0.4VCC

V

Logic level threshold difference

ΔV

voltage difference

SX and SY; SX output LOW

at 0.3 mA to SX input HIGH

maximum

[4] 50

-

-

mV

Thermal resistance

Rth(j-pcb) thermal resistance from junction to

printed-circuit board

SOT96-1 (SO8); average lead

temperature at board interface

-

127

-

K/W

Bus release on VCC failure

VCC

supply voltage

SX, SY, TX and TY; voltage

at which all buses are to be

released at 25 °C

-

-

1

V

ΔV/ΔT

voltage variation with temperature Figure 9

-

-4

-

%/K

Buffer response time[5]

VCC = 5 V; pin TX pull-up resistor = 160 Ω; pin SX pull-up resistor = 2.2 kΩ; no capacitive load

VSX to VTX, VSY to VTY; on

falling input between VSX = input

switching threshold, and VTX

output falling to 50 % VCC

-

50

-

ns

td

delay time

VSX to VTX, VSY to VTY; on

rising input between VSX = input

switching threshold, and VTX

output reaching 50 % VCC

-

60

-

ns

Table 6. Characteristics...continued

PCA9600

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© NXP B.V. 2021. All rights reserved.

Product data sheet

Rev. 6.1 — 20 December 2021

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