PCA9515A
www.ti.com
SCPS150D –DECEMBER 2005–REVISED JUNE 2014
6.4 Electrical Characteristics
over recommended operating free-air temperature range (unless otherwise noted)
PARAMETER TEST CONDITIONS V
CC
MIN TYP
(1)
MAX UNIT
V
IK
Input diode clamp voltage I
I
= –18 mA 2.3 V to 3.6 V –1.2 V
SDAx,
V
OL
Low-level output voltage I
OL
= 20 μA or 6 mA 2.3 V to 3.6 V 0.47 0.52 0.6 V
SCLx
Low-level input voltage below SDAx,
V
OL
– V
ILc
I
I
= 10 μA 2.3 V to 3.6 V 70 mV
low-level output voltage SCLx
2.7 V 0.5 3
Both channels high,
SDAx = SCLx = V
CC
3.6 V 0.5 3
Both channels low, 2.7 V 1 4
SDA0 = SCL0 = GND and
I
CC
Quiescent supply current SDA1 = SCL1 = open; or mA
3.6 V 1 4
SDA0 = SCL0 = open and
SDA1 = SCL1 = GND
2.7 V 1 4
In contention,
SDAx = SCLx = GND
3.6 V 1 4
V
I
= 3.6 V ±1
SDAx,
SCLx
V
I
= 0.2 V 3
I
I
Input current 2.3 V to 3.6 V μA
V
I
= V
CC
±1
EN
V
I
= 0.2 V –10 –20
V
I
= 3.6 V 0.5
SDAx,
I
off
Leakage current EN = L or H 0 V μA
SCLx
V
I
= GND 0.5
Leakage current during SDAx,
I
I(ramp)
V
I
= 3.6 V EN = L or H 0 V to 2.3 V 1 μA
power up SCLx
EN 3.3 V 7 9
C
in
Input capacitance V
I
= 3 V or GND pF
SDAx,
EN = H 3.3 V 7 9
SCLx
(1) All typical values are at nominal supply voltage (V
CC
= 2.5 V or 3.3 V) and T
A
= 25°C.
6.5 Timing Requirements
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
V
CC
= 2.5 V V
CC
= 3.3 V
± 0.2 V ± 0.3 V
UNIT
MIN MAX MIN MAX
t
su
Setup time, EN↑ before Start condition 100 100 ns
t
h
Hold time, EN↓ after Stop condition 130 100 ns
6.6 Switching Characteristics
over recommended operating free-air temperature range, C
L
≤ 100 pF (unless otherwise noted)
V
CC
= 2.5 V ± 0.2 V V
CC
= 3.3 V ± 0.3 V
FROM TO
PARAMETER UNIT
(INPUT) (OUTPUT)
MIN TYP
(1)
MAX MIN TYP
(1)
MAX
t
PZL
45 82 130 45 68 120
SDA0, SCL0 or SDA1, SCL1 or
Propagation delay time
(2)
ns
SDA1, SCL1 SDA0, SCL0
t
PLZ
33 113 190 33 102 180
t
tHL
80% 20% 57 58
Output transition time
(2)
ns
(SDAx, SCLx)
t
tLH
20% 80% 148 147
(1) All typical values are at nominal supply voltage (V
CC
= 2.5 V or 3.3 V) and T
A
= 25°C.
(2) Different load resistance and capacitance alter the RC time constant, thereby changing the propagation delay and transition times.
Copyright © 2005–2014, Texas Instruments Incorporated Submit Documentation Feedback 5
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