參數(shù)資料
型號： PCA9516
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
文件頁數(shù)： 7/10頁
文件大小： 112K
代理商： PCA9516
Philips Semiconductors
Product data
PCA9516
5-channel I
2
C hub
2002 May 13
7
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
TEST CONDITIONS
LIMITS
UNIT
MIN.
57
TYP.
115
MAX.
170
t
PHL
t
PLH
t
THL
t
TLH
t
SET
t
HOLD
NOTE:
1. The t
TLH
transition time is guaranteed with loads of 1.35 k
pull-up resistance and 7 pF load capacitance, plus an additional 50 pF load
capacitance. Different load resistance and capacitance will alter the RC time constant, thereby changing the propagation delay and
transition times.
Propagation delay
Waveform 1
ns
Propagation delay
Waveform 1
33
55
78
ns
Transition time
Waveform 1
67
ns
Transition time
Waveform 1; Note 1
135
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;
7 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
SW00792
V
CC
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