Datasheet

PCA9510A_4 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 04 — 18 August 2009 12 of 24
NXP Semiconductors
PCA9510A
Hot swappable I
2
C-bus and SMBus bus buffer
11. Characteristics
Table 5. Characteristics
V
CC
= 2.7 V to 5.5 V; T
amb
= − 40 ° C to +85 ° C; unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
Power supply
V
CC
supply voltage
[1]
2.7 - 5.5 V
I
CC
supply current V
CC
= 5.5 V;
V
SDAIN
=V
SCLIN
=0V
[1]
- 3.5 6 mA
I
CC(sd)
Shut-down mode supply
current
V
ENABLE
= 0 V; all other pins at
V
CC
or GND
-16-µA
Start-up circuitry
V
pch
precharge voltage SDA, SCL floating; input only
[1]
0.8 1.1 1.2 V
V
IH(ENABLE)
HIGH-level input voltage
on pin ENABLE
- 0.5 × V
CC
0.7 × V
CC
V
V
IL(ENABLE)
LOW-level input voltage
on pin ENABLE
0.3 × V
CC
0.5 × V
CC
-V
I
I(ENABLE)
input current on pin
ENABLE
V
ENABLE
= 0 V to V
CC
- ±0.1 ±1 µA
t
en
enable time
[2]
- 110 - µs
t
idle(READY)
bus idle time to READY
active
[1]
50 105 200 µs
t
dis(EN-RDY)
disable time (ENABLE to
READY)
-30-ns
t
stp(READY)
SDAIN to READY delay
after STOP
[3]
- 1.2 - µs
t
READY
SCLOUT/SDAOUT to
READY delay
[3]
- 0.8 - µs
I
LZ(READY)
off-state leakage current
on pin READY
V
ENABLE
=V
CC
- ±0.3 - µA
C
i(ENABLE)
input capacitance on pin
ENABLE
V
I
=V
CC
or GND
[4]
- 1.9 4.0 pF
C
o(READY)
output capacitance on pin
READY
V
I
=V
CC
or GND
[4]
- 2.5 4.0 pF
V
OL(READY)
LOW-level output voltage
on pin READY
I
pu
= 3 mA; V
ENABLE
=V
CC
[1]
- - 0.4 V