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PDF PCA9511DP Data sheet ( Hoja de datos )

Número de pieza PCA9511DP
Descripción Hot swappable I2C and SMBus bus buffer
Fabricantes NXP Semiconductors 
Logotipo NXP Semiconductors Logotipo



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No Preview Available ! PCA9511DP Hoja de datos, Descripción, Manual

INTEGRATED CIRCUITS
PCA9510; PCA9511
Hot swappable I2C and SMBus bus buffer
Product data sheet
Supersedes data of 2003 Dec 18
2004 Oct 05
Philips
Semiconductors

1 page




PCA9511DP pdf
Philips Semiconductors
Hot swappable I2C and SMBus bus buffer
Product data sheet
PCA9510; PCA9511
TYPICAL APPLICATION — PCA9511
VCC
(2.7 V to
5.5 V)
R1
10 k
SCLIN
R2
10 k8
3
C1
0.01 µF R5
10 k
R3
10 k
2
R4
10 k
SCLOUT
SDAIN
67
SDAOUT
ENABLE
BLOCK DIAGRAM — PCA9511
SDAIN 6
SCLIN 3
SLEW RATE
DETECTOR
CONNECT
100 k
RCH1
100 k
RCH2
SLEW RATE
DETECTOR
CONNECT
1
ENABLE
5
READY
GND
4
Figure 4. Typical application — PCA9511
2 mA
BACKPLANE-TO-CARD
CONNECTION
CONNECT
ENABLE
1 VOLT
PRECHARGE
2 mA
BACKPLANE-TO-CARD
CONNECTION
2 mA
SLEW RATE
DETECTOR
CONNECT
100 k
RCH3
2 mA
100 k
RCH4
SLEW RATE
DETECTOR
CONNECT
SW02151
8 VCC
7 SDAOUT
2 SCLOUT
0.55VCC/
0.45VCC
0.55VCC/
0.45VCC
UVLO
ENABLE 1
130 µs
DELAY
2004 Oct 05
STOP BIT AND
BUS IDLE
0.5 µA
20 pF
UVLO
0.5 pF
Figure 5. Block diagram — PCA9511
5
CONNECT
RD
QB
S
5 READY
4 GND
CONNECT
SW01051

5 Page





PCA9511DP arduino
Philips Semiconductors
Hot swappable I2C and SMBus bus buffer
Product data sheet
PCA9510; PCA9511
ELECTRICAL CHARACTERISTICS
VCC = 2.7 V to 5.5 V; Tamb = –40 to +85 °C unless otherwise noted.
SYMBOL
PARAMETER
TEST CONDITIONS
Power supply
VCC Supply voltage
ICC Supply current
ICC(sd)
Supply current in shut-down mode
Start-up circuitry
VPRE
VEN
VDIS
IEN
tEN
tIDLE
tDIS
tSTOP
Precharge voltage
Enable threshold voltage
Disable threshold voltage
Enable input current
Enable delay or initialization time
Bus idle time
Disable time, ENABLE to Ready
SDAIN to READY deLay after
STOP
tREADY
IOFF
Ci
CO
VOL(READY)
SCLOUT/SDAOUT to READY
Ready off state leakage current
ENABLE capacitance
Ready capacitance
LOW-level output voltage on
READY pin
Rise time accelerators
IPULLUPAC Transient boosted pull-up current
Input–output connection
VOS Input–output offset voltage
fSCL_SDA
tPLH
operating frequency
SCL to SCL and SDA to SDA
tPHL SCL to SCL and SDA to SDA
CIN Digital input capacitance
VOL LOW-level output voltage
ILI Input leakage current
Note 1.
VCC = 5.5 V;
VSDAIN = VSCLIN = 0 V; Note 1.
VENABLE = 0 V, all other pins at VCC
or GND
SDA, SCL floating; Note 1.
Enable from 0 V to VCC
Note 1.
Note 7
Note 7
VEN = VCC
VI = VCC or GND, Note 4
VI = VCC or GND, Note 4
Ipull-up = 3 mA; VEN = VCC; Note 1.
Positive transition on SDA, SCL,
VCC = 2.7 V;
Slew rate = 1.25 V/µs Note 2.
10 kto VCC on SDA, SCL;
VCC = 3.3 V; Note 1; Note 3.
10 kto VCC, CL = 100 pF each
side
10 kto VCC, CL = 100 pF each
side
Note 4
Input = 0 V,
SDA, SCL pins, ISINK = 3 mA;
VCC = 2.7 V; Note 1
SDA, SCL pins = VCC = 5.5 V
MIN.
2.7
0.8
0.3 x VCC
50
1
0
0
0
LIMITS
TYP.
2.8
200
MAX.
UNIT
5.5 V
6 mA
µA
1.0
0.5 x VCC
0.5 x VCC
±0.1
130
120
15
1.3
1.2
0.7 x VCC
±1
250
V
V
V
µA
µs
µs
ns
µs
1.2 — µs
±0.3 — µA
2 — pF
2 — pF
— 0.4 V
2 — mA
65 150 mV
— 400 kHz
25 — ns
380 — ns
— 10 pF
— 0.4 V
±5 µA
2004 Oct 05
11

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