PCA9512 Philips Semiconductors, PCA9512 Datasheet - Page 10
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PCA9512
Manufacturer Part Number
PCA9512
Description
Level shifting hot swappable I2C and SMBus buffer
Manufacturer
Philips Semiconductors
Datasheet
1.PCA9512.pdf
(16 pages)
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1. This specification applies over the full operating temperature range.
2. I
Philips Semiconductors
ELECTRICAL CHARACTERISTICS
V
NOTES:
2004 Oct 05
CC
V
V
I
I
V
t
t
I
V
V
I
t
V
f
C
V
I
f
t
t
t
t
t
t
t
t
t
t
SYMBOL
SYMBOL
Power supply
Start-up circuitry
Rise time accelerators
Input–output connection
Timing characteristics
VCCI
VCC2
EN
IDLE
PULLUPAC
VACC
PDOFF
SCL_SDA
LI
I2C
BUF
HD;STA
SU;STA
SU;STO
HD;DAT
SU;DAT
LOW
HIGH
f
r
Level shifting hot swappable I
ACCDIS
ACCEN
CC
CC2
PRE
OS
OL
IN
PULLUPAC
= 2.7 V to 5.5 V; T
Supply voltage
Card side supply voltage
V
V
Precharge voltage
Enable time on power-up
Bus idle time
Transient boosted pull-up current
Accelerator disable threshold
Accelerator enable threshold
A
A
Input–output offset voltage
operating frequency
Digital input capacitance
LOW-level output voltage
Input leakage current
I
Bus free time between stop and
start condition
Hold time after (repeated) start
condition
Repeated start condition setup
time
Stop condition setup time
Data hold time
Data setup time
Clock LOW period
Clock HIGH period
Clock, data fall time
Clock, data rise time
varies with temperature and V
2
CC
CC
CC
CC
C operating frequency
supply current
supply current
input current
delay, on/off
amb
PARAMETER
PARAMETER
= –40 C to +85 C unless otherwise noted.
CC
voltage, as shown in the Typical Performance Characteristics section.
Note 1.
Note 1.
V
V
SDA, SCL floating; Note 1.
Note 6.
Notes 1 and 7.
Positive transition on SDA, SCL,
ACC = 0.7 V
Slew rate = 1.25 V/ s; Note 2.
10 k to V
V
V
Guaranteed by design, not subject to
test
Guaranteed by design,
not subject to test
Input = 0 V. SDA, SCL pins;
I
V
SDA, SCL pins = V
V
Note 4
Note 4
Note 4
Note 4
Note 4
Note 4
Note 4
Note 4
Note 4
Notes 4 and 5
Notes 4 and 5
SINK
CC
CC
CC
IN
CC2
CC2
= 0.2 V; Note 1; Note 3.
2
= 5.5 V; V
= 5.5 V; V
= 3.3 V, V
= 3 mA; V
= 2.7 V; Note 1.
= 5.5 V
C and SMBus buffer
TEST CONDITIONS
TEST CONDITIONS
CC
on SDA, SCL;
CC2
SDAIN
SDAOUT
V
CC
CC2
= 3.3 V;
= 2.7 V;
CC
; V
10
= V
= 5.5 V;
= V
CC
SCLIN
= 2.7 V;
SCLOUT
= 0 V
= 0 V
20 + 0.1
20 + 0.1
0.3
MIN.
300
100
2.7
2.7
0.8
1.3
0.6
0.6
0.6
1.3
0.6
50
–1
–1
—
—
—
—
—
—
1
0
0
0
0
V
CC2
C
C
B
B
0.5
0.5
LIMITS
TYP.
180
140
1.2
1.1
1.1
70
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
2
0.1
5
V
V
CC2
CC2
0.7
PCA9512
Product data sheet
MAX.
250
150
400
400
300
300
5.5
5.5
3.6
2.4
1.2
0.4
—
—
—
—
10
—
—
—
—
—
—
—
—
1
5
V
CC2
UNIT
UNIT
kHz
kHz
mA
mA
mA
mV
pF
ns
ns
ns
ns
ns
V
V
V
V
V
V
A
A
s
s
s
s
s
s
s
s