參數(shù)資料
型號(hào)： PCA9516A
廠商： NXP Semiconductors N.V.
英文描述： 5-channel I2C hub
中文描述： 5通道的I2C樞紐
文件頁(yè)數(shù)： 9/13頁(yè)
文件大?。?/td> 127K
代理商： PCA9516A
Philips Semiconductors
Product data sheet
PCA9516A
5-channel I
2
C hub
2004 Sep 29
9
AC ELECTRICAL CHARACTERISTICS
V
CC
= 2.3 V to 2.7 V
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
TYP.
2
93
UNIT
MIN.
45
MAX.
150
t
PHL
t
PLH
t
THL
t
TLH
t
SET
t
HOLD
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.
Propagation delay
Waveform 1
ns
Propagation delay
Waveform 1; Note 1
33
90
135
ns
Transition time
Waveform 1
—
60
—
ns
Transition time
Waveform 1; Note 1
—
131
—
ns
Enable to Start condition
100
—
—
ns
Enable after Stop condition
130
—
—
ns
AC ELECTRICAL CHARACTERISTICS
V
CC
= 3.0 V to 3.6 V
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
TYP.
2
75
UNIT
MIN.
45
MAX.
120
t
PHL
t
PLH
t
THL
t
TLH
t
SET
t
HOLD
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.
Propagation delay
Waveform 1
ns
Propagation delay
Waveform 1; Note 1
33
60
83
ns
Transition time
Waveform 1
—
47
—
ns
Transition time
Waveform 1; Note 1
—
130
—
ns
Enable to Start condition
100
—
—
ns
Enable after Stop condition
100
—
—
ns
AC WAVEFORMS
3.3 V
0.1 V
1.5 V
1.5 V
INPUT
OUTPUT
3.3 V
V
OL
t
PHL
t
PLH
80%
20%
1.5 V
1.5 V
20%
80%
t
THL
t
TLH
SW00646
Waveform 1.
TEST CIRCUIT
DEFINITIONS
R
L
=
Load resistor; 1.35 k
C
L
=
Load capacitance includes jig and probe capacitance;
50 pF
R
T
=
Termination resistance should be equal to Z
OUT
of
pulse generators.
PULSE
GENERATOR
V
IN
D.U.T.
V
OUT
C
L
V
CC
R
L
Test Circuit for Open Drain Outputs
R
T
SW02280
V
CC
Figure 7. Test circuit
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