Philips Semiconductors
I2C-bus repeater
Product data sheet
PCA9515A
AC ELECTRICAL CHARACTERISTICS
VCC = 2.3 to 2.7 V
SYMBOL
PARAMETER
TEST CONDITIONS
MIN.
LIMITS
TYP.2
MAX.
UNIT
tPHL
Propagation delay
Waveform 1
45
82
130
ns
tPLH
Propagation delay
Waveform 1; Note 1
33
113
190
ns
tTHL
Transition time
Waveform 1
—
57
—
ns
tTLH
Transition time
Waveform 1; Note 1
—
148
—
ns
tSET
Enable to Start condition
100
—
—
ns
tHOLD
Enable after Stop condition
130
—
—
ns
NOTES:
1. Different load resistance and capacitance will alter the RC time constant, thereby changing the propagation delay and transition times.
2. Typical value taken at 2.5 V and 25 °C.
AC ELECTRICAL CHARACTERISTICS
VCC = 3.0 to 3.6 V
SYMBOL
PARAMETER
TEST CONDITIONS
MIN.
LIMITS
TYP.2
MAX.
UNIT
tPHL
Propagation delay
Waveform 1
45
68
120
ns
tPLH
Propagation delay
Waveform 1; Note 1
33
102
180
ns
tTHL
Transition time
Waveform 1
—
58
—
ns
tTLH
Transition time
Waveform 1; Note 1
—
147
—
ns
tSET
Enable to Start condition
100
—
—
ns
tHOLD
Enable after Stop condition
100
—
—
ns
NOTES:
1. Different load resistance and capacitance will alter the RC time constant, thereby changing the propagation delay and transition times.
2. Typical value taken at 3.3 V and 25 °C.
AC WAVEFORMS
TEST CIRCUIT
INPUT
1.5 V
tPHL
OUTPUT
80%
tTHL
1.5 V
20%
3.3 V
1.5 V
0.1 V
1.5 V
20%
tPLH
80%
3.3 V
tTLH
VOL
PULSE
GENERATOR
VIN
RT
VCC
D.U.T.
VOUT
VCC
RL
CL
Test Circuit for Open Drain Outputs
Waveform 1.
SW00646
DEFINITIONS
RL = Load resistor; 1.35 kΩ
CL = Load capacitance includes jig and probe capacitance;
50 pF
RT = Termination resistance should be equal to ZOUT of
pulse generators.
SW02280
2004 Sep 29
8