Datasheet

Not Recommended for New Designs
PCA9517
www.ti.com SCPS157D –DECEMBER 2007–REVISED MARCH 2012
ELECTRICAL CHARACTERISTICS
V
CCB
= 2.7 V to 5.5 V, GND = 0 V, T
A
= –40°C to 85°C (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CCB
MIN TYP MAX UNIT
V
IK
Input clamp voltage I
I
= –18 mA 2.7 V to 5.5 V –1.2 V
I
OL
= 100 μA or 6 mA,
SDAB, SCLB 0.45 0.52 0.7
Low-level output
V
ILA
= V
ILB
= 0 V
V
OL
2.7 V to 5.5 V V
voltage
SDAA, SCLA I
OL
= 6 mA 0.1 0.2
Low-level input voltage
V
OL
– V
ILc
below low-level output SDAB, SCLB 2.7 V to 5.5 V 70 mV
voltage
SDA and SCL low-level
V
ILC
SDAB, SCLB 2.7 V to 5.5 V –0.5 0.4 V
input voltage contention
Both channels low,
SDAA = SCLA = GND and
I
CC
Quiescent supply current for V
CCA
SDAB = SCLB = open, or 1 mA
SDAA = SCLA = open and
SDAB = SCLB = GND
Both channels high,
SDAA = SCLA = V
CCA
and
1.5 4
SDAB = SCLB = V
CCB
and
EN = V
CCB
Both channels low,
SDAA = SCLA = GND and
I
CC
Quiescent supply current 5.5 V mA
SDAB = SCLB = open, or 1.5 5
SDAA = SCLA = open and
SDAB = SCLB = GND
In contention,
SDAA = SCLA = GND and 1.5 5
SDAB = SCLB = GND
V
I
= V
CCB
±1
SDAB, SCLB
V
I
= 0.2 V 10
V
I
= V
CCB
±1
I
I
Input leakage current SDAA, SCLA 2.7 V to 5.5 V μA
V
I
= 0.2 V 10
V
I
= V
CCB
±1
EN
V
I
= 0.2 V –10 –30
SDAB, SCLB 10
High-level output
I
OH
V
O
= 3.6 V 2.7 V to 5.5 V μA
leakage current
SDAA, SCLA 10
EN V
I
= 3 V or 0 V 3.3 V 6 7
C
I
Input capacitance 3.3 V 6 9 pF
SCLA, SCLB V
I
= 3 V or 0 V
0 V 6 8
3.3 V 6 9
Input/output
C
IO
SDAA, SDAB V
I
= 3 V or 0 V pF
capacitance
0 V 6 8
TIMING REQUIREMENTS
over recommended operating free-air temperature range (unless otherwise noted)
MIN MAX UNIT
t
su
Setup time, EN high before Start condition
(1)
100 ns
t
h
Hold time, EN high after Stop condition
(1)
100 ns
(1) EN should change state only when the global bus and the repeater port are in an idle state.
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