Pagina 31 - Interfaccia - Espansori I/O | Circuiti integrati (CI) | Heisener Electronics
Contattaci
SalesDept@heisener.com +86-755-83210559 ext. 809
Accesso/Registrati
Language Translation

* Please refer to the English Version as our Official Version.

BOM
Carrello 0

Interfaccia - Espansori I/O

Record 1.197
Pagina  31/43
Immagine
Numero di parte
Produttore
Descrizione
pacchetto
Azione
Quantità
Interface
Interrupt Output
Features
Output Type
Current - Output Source/Sink
Clock Frequency
Voltage - Supply
Operating Temperature
Mounting Type
Package / Case
Supplier Device Package
PCA9674AD,512
NXP

IC I/O EXPANDER I2C 8B 16SOIC

  • Number of I/O: 8
  • Interface: I2C
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 100µA, 25mA
  • Clock Frequency: 1MHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 16-SOIC (0.295", 7.50mm Width)
  • Supplier Device Package: 16-SO
pacchetto: 16-SOIC (0.295", 7.50mm Width)
Azione4.368
I2C
Yes
POR
Push-Pull
100µA, 25mA
1MHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
16-SOIC (0.295", 7.50mm Width)
16-SO
hot MIC74BQS
Microchip Technology

IC I/O EXPANDER I2C 8B 16QSOP

  • Number of I/O: 8
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: Fan Speed Controller
  • Output Type: Open Drain, Push-Pull
  • Current - Output Source/Sink: 7mA, 10mA
  • Clock Frequency: 100kHz
  • Voltage - Supply: 2.7 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 16-SSOP (0.154", 3.90mm Width)
  • Supplier Device Package: 16-QSOP
pacchetto: 16-SSOP (0.154", 3.90mm Width)
Azione3.952
I2C, SMBus
Yes
Fan Speed Controller
Open Drain, Push-Pull
7mA, 10mA
100kHz
2.7 V ~ 3.6 V
-40°C ~ 85°C
Surface Mount
16-SSOP (0.154", 3.90mm Width)
16-QSOP
MCP25055-I/SL
Microchip Technology

IC I/O EXPANDER CAN 8B 14SOIC

  • Number of I/O: 8
  • Interface: CAN (1-Wire)
  • Interrupt Output: No
  • Features: ADC, EEPROM, PWM
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 25mA
  • Clock Frequency: 4MHz
  • Voltage - Supply: 2.7 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 14-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 14-SOIC
pacchetto: 14-SOIC (0.154", 3.90mm Width)
Azione4.576
CAN (1-Wire)
No
ADC, EEPROM, PWM
Push-Pull
25mA
4MHz
2.7 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
14-SOIC (0.154", 3.90mm Width)
14-SOIC
hot MAX7313ATG+T
Maxim Integrated

IC I/O EXPANDER I2C 16B 24TQFN

  • Number of I/O: 16
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: PWM
  • Output Type: Open Drain
  • Current - Output Source/Sink: 50mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 125°C
  • Mounting Type: Surface Mount
  • Package / Case: 24-WFQFN Exposed Pad
  • Supplier Device Package: 24-TQFN (4x4)
pacchetto: 24-WFQFN Exposed Pad
Azione29.196
I2C, SMBus
Yes
PWM
Open Drain
50mA
400kHz
2 V ~ 3.6 V
-40°C ~ 125°C
Surface Mount
24-WFQFN Exposed Pad
24-TQFN (4x4)
XRA1405IG24TR-F
Exar Corporation

IC I/O PORT EXPANDER 16 BIT SPI

  • Number of I/O: 16
  • Interface: SPI
  • Interrupt Output: Yes
  • Features: -
  • Output Type: Open Drain
  • Current - Output Source/Sink: -
  • Clock Frequency: 26MHz
  • Voltage - Supply: 1.65 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
pacchetto: -
Azione4.048
SPI
Yes
-
Open Drain
-
26MHz
1.65 V ~ 3.6 V
-40°C ~ 85°C
-
-
-
PCF8574APWG4
Texas Instruments

IC I/O EXPANDER I2C 8B 20TSSOP

  • Number of I/O: 8
  • Interface: I2C
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 1mA, 25mA
  • Clock Frequency: 100kHz
  • Voltage - Supply: 2.5 V ~ 6 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 20-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 20-TSSOP
pacchetto: 20-TSSOP (0.173", 4.40mm Width)
Azione4.144
I2C
Yes
POR
Push-Pull
1mA, 25mA
100kHz
2.5 V ~ 6 V
-40°C ~ 85°C
Surface Mount
20-TSSOP (0.173", 4.40mm Width)
20-TSSOP
PCA9535HF,118
NXP

IC I/O EXPANDER I2C 16B 24HWQFN

  • Number of I/O: 16
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 24-WFQFN Exposed Pad
  • Supplier Device Package: 24-HWQFN (4x4)
pacchetto: 24-WFQFN Exposed Pad
Azione7.376
I2C, SMBus
Yes
POR
Push-Pull
10mA, 25mA
400kHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
24-WFQFN Exposed Pad
24-HWQFN (4x4)
XRA1202IL16MTR-F
Exar Corporation

IC I/O PORT EXPANDER 8 BIT I2C G

  • Number of I/O: 8
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: -
  • Output Type: Open Drain
  • Current - Output Source/Sink: -
  • Clock Frequency: 400kHz
  • Voltage - Supply: 1.65 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
pacchetto: -
Azione3.984
I2C, SMBus
Yes
-
Open Drain
-
400kHz
1.65 V ~ 3.6 V
-40°C ~ 85°C
-
-
-
PCAL9554CBS,128
NXP

IC I/O EXPANDER 8BIT 16HVQFN

  • Number of I/O: 8
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Open Drain, Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 1.65 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 16-VFQFN Exposed Pad
  • Supplier Device Package: 16-HVQFN (3x3)
pacchetto: 16-VFQFN Exposed Pad
Azione7.328
I2C, SMBus
Yes
POR
Open Drain, Push-Pull
10mA, 25mA
400kHz
1.65 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
16-VFQFN Exposed Pad
16-HVQFN (3x3)
XRA1207IL24TR-F
Exar Corporation

IC I/O PORT EXPANDER 16 BIT I2C

  • Number of I/O: 16
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: -
  • Output Type: Open Drain
  • Current - Output Source/Sink: -
  • Clock Frequency: 400kHz
  • Voltage - Supply: 1.65 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
pacchetto: -
Azione7.344
I2C, SMBus
Yes
-
Open Drain
-
400kHz
1.65 V ~ 3.6 V
-40°C ~ 85°C
-
-
-
PCA9557D,118
NXP

IC I/O EXPANDER I2C 8B 16SOIC

  • Number of I/O: 8
  • Interface: I2C, SMBus
  • Interrupt Output: No
  • Features: POR
  • Output Type: Open Drain, Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 16-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 16-SO
pacchetto: 16-SOIC (0.154", 3.90mm Width)
Azione2.144
I2C, SMBus
No
POR
Open Drain, Push-Pull
10mA, 25mA
400kHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
16-SOIC (0.154", 3.90mm Width)
16-SO
hot PCF8574ADGVRG4
Texas Instruments

IC I/O EXPANDER I2C 8B 20TVSOP

  • Number of I/O: 8
  • Interface: I2C
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 1mA, 25mA
  • Clock Frequency: 100kHz
  • Voltage - Supply: 2.5 V ~ 6 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 20-TFSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 20-TVSOP
pacchetto: 20-TFSOP (0.173", 4.40mm Width)
Azione5.072
I2C
Yes
POR
Push-Pull
1mA, 25mA
100kHz
2.5 V ~ 6 V
-40°C ~ 85°C
Surface Mount
20-TFSOP (0.173", 4.40mm Width)
20-TVSOP
hot PCF8575CDW
Texas Instruments

IC I/O EXPANDER I2C 16B 24SOIC

  • Number of I/O: 16
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Open Drain
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 24-SOIC (0.295", 7.50mm Width)
  • Supplier Device Package: 24-SOIC
pacchetto: 24-SOIC (0.295", 7.50mm Width)
Azione5.072
I2C, SMBus
Yes
POR
Open Drain
10mA, 25mA
400kHz
4.5 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
24-SOIC (0.295", 7.50mm Width)
24-SOIC
hot PCA9539DB
Texas Instruments

IC I/O EXPANDER I2C 16B 24SSOP

  • Number of I/O: 16
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 24-SSOP (0.209", 5.30mm Width)
  • Supplier Device Package: 24-SSOP
pacchetto: 24-SSOP (0.209", 5.30mm Width)
Azione5.696
I2C, SMBus
Yes
POR
Push-Pull
10mA, 25mA
400kHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
24-SSOP (0.209", 5.30mm Width)
24-SSOP
hot PCA9534APW
Texas Instruments

IC I/O EXPANDER I2C 8B 16TSSOP

  • Number of I/O: 8
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 16-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 16-TSSOP
pacchetto: 16-TSSOP (0.173", 4.40mm Width)
Azione7.904
I2C, SMBus
Yes
POR
Push-Pull
10mA, 25mA
400kHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
16-TSSOP (0.173", 4.40mm Width)
16-TSSOP
MAX7314AEG+T
Maxim Integrated

IC I/O EXPANDER I2C 16B 24QSOP

  • Number of I/O: 18
  • Interface: I2C
  • Interrupt Output: Yes
  • Features: PWM
  • Output Type: Open Drain
  • Current - Output Source/Sink: 50mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 125°C
  • Mounting Type: Surface Mount
  • Package / Case: 24-SSOP (0.154", 3.90mm Width)
  • Supplier Device Package: 24-QSOP
pacchetto: 24-SSOP (0.154", 3.90mm Width)
Azione4.592
I2C
Yes
PWM
Open Drain
50mA
400kHz
2 V ~ 3.6 V
-40°C ~ 125°C
Surface Mount
24-SSOP (0.154", 3.90mm Width)
24-QSOP
PCA9539RBS,118
NXP

IC I/O EXPANDER I2C 16B 24HVQFN

  • Number of I/O: 16
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 24-VFQFN Exposed Pad
  • Supplier Device Package: 24-HVQFN (4x4)
pacchetto: 24-VFQFN Exposed Pad
Azione4.144
I2C, SMBus
Yes
POR
Push-Pull
10mA, 25mA
400kHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
24-VFQFN Exposed Pad
24-HVQFN (4x4)
hot PCA9554DBR
Texas Instruments

IC I/O EXPANDER I2C 8B 16SSOP

  • Number of I/O: 8
  • Interface: I2C, SMBus
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 16-SSOP (0.209", 5.30mm Width)
  • Supplier Device Package: 16-SSOP
pacchetto: 16-SSOP (0.209", 5.30mm Width)
Azione72.816
I2C, SMBus
Yes
POR
Push-Pull
10mA, 25mA
400kHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
16-SSOP (0.209", 5.30mm Width)
16-SSOP
hot STMPE1600QTR
STMicroelectronics

IC EXPANDER 16BIT 24QFN

  • Number of I/O: 16
  • Interface: I2C
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Open Drain
  • Current - Output Source/Sink: 4mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 1.65 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 24-VFQFN Exposed Pad
  • Supplier Device Package: 24-QFN
pacchetto: 24-VFQFN Exposed Pad
Azione108.804
I2C
Yes
POR
Open Drain
4mA
400kHz
1.65 V ~ 3.6 V
-40°C ~ 85°C
Surface Mount
24-VFQFN Exposed Pad
24-QFN
PCA9672BS,118
NXP

IC I/O EXPANDER 8BIT 16-HVQFN

  • Number of I/O: 8
  • Interface: I2C
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 100µA, 25mA
  • Clock Frequency: 1MHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 16-VFQFN Exposed Pad
  • Supplier Device Package: 16-HVQFN (3x3)
pacchetto: 16-VFQFN Exposed Pad
Azione5.712
I2C
Yes
POR
Push-Pull
100µA, 25mA
1MHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
16-VFQFN Exposed Pad
16-HVQFN (3x3)
PCA9506DGG,512
NXP

IC I/O EXPANDER I2C 40B 56TSSOP

  • Number of I/O: 40
  • Interface: I2C
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 56-TFSOP (0.240", 6.10mm Width)
  • Supplier Device Package: 56-TSSOP
pacchetto: 56-TFSOP (0.240", 6.10mm Width)
Azione16.176
I2C
Yes
POR
Push-Pull
10mA, 25mA
400kHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
56-TFSOP (0.240", 6.10mm Width)
56-TSSOP
PCA9557PW,112
NXP

IC I/O EXPANDER I2C 8B 16TSSOP

  • Number of I/O: 8
  • Interface: I2C, SMBus
  • Interrupt Output: No
  • Features: POR
  • Output Type: Open Drain, Push-Pull
  • Current - Output Source/Sink: 10mA, 25mA
  • Clock Frequency: 400kHz
  • Voltage - Supply: 2.3 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 16-TSSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 16-TSSOP
pacchetto: 16-TSSOP (0.173", 4.40mm Width)
Azione17.292
I2C, SMBus
No
POR
Open Drain, Push-Pull
10mA, 25mA
400kHz
2.3 V ~ 5.5 V
-40°C ~ 85°C
Surface Mount
16-TSSOP (0.173", 4.40mm Width)
16-TSSOP
hot CP82C55AZ
Intersil

IC I/O EXPANDER 24B 40DIP

  • Number of I/O: 24
  • Interface: Parallel
  • Interrupt Output: No
  • Features: -
  • Output Type: Open Drain
  • Current - Output Source/Sink: 2.5mA
  • Clock Frequency: -
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: 0°C ~ 70°C
  • Mounting Type: Through Hole
  • Package / Case: 40-DIP (0.600", 15.24mm)
  • Supplier Device Package: 40-DIP
pacchetto: 40-DIP (0.600", 15.24mm)
Azione132.192
Parallel
No
-
Open Drain
2.5mA
-
4.5 V ~ 5.5 V
0°C ~ 70°C
Through Hole
40-DIP (0.600", 15.24mm)
40-DIP
hot MCP23017-E/ML
Microchip Technology

IC I/O EXPANDER I2C 16B 28QFN

  • Number of I/O: 16
  • Interface: I2C
  • Interrupt Output: Yes
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 25mA
  • Clock Frequency: 1.7MHz
  • Voltage - Supply: 1.8 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 125°C
  • Mounting Type: Surface Mount
  • Package / Case: 28-VQFN Exposed Pad
  • Supplier Device Package: 28-QFN (6x6)
pacchetto: 28-VQFN Exposed Pad
Azione4.976
I2C
Yes
POR
Push-Pull
25mA
1.7MHz
1.8 V ~ 5.5 V
-40°C ~ 125°C
Surface Mount
28-VQFN Exposed Pad
28-QFN (6x6)
PCA9570GMH
NXP

IC GPIO EXPANDER 8XQFN

  • Number of I/O: 4
  • Interface: I2C, SMBus
  • Interrupt Output: No
  • Features: POR
  • Output Type: Push-Pull
  • Current - Output Source/Sink: 4mA
  • Clock Frequency: 100kHz
  • Voltage - Supply: 1.1 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C
  • Mounting Type: Surface Mount
  • Package / Case: 8-XFQFN Exposed Pad
  • Supplier Device Package: 8-XQFN (1.6x1.6)
pacchetto: 8-XFQFN Exposed Pad
Azione27.792
I2C, SMBus
No
POR
Push-Pull
4mA
100kHz
1.1 V ~ 3.6 V
-40°C ~ 85°C
Surface Mount
8-XFQFN Exposed Pad
8-XQFN (1.6x1.6)
MAX7313ATG+TGC1
Maxim Integrated

INTEGRATED CIRCUIT

  • Number of I/O: -
  • Interface: -
  • Interrupt Output: -
  • Features: -
  • Output Type: -
  • Current - Output Source/Sink: -
  • Clock Frequency: -
  • Voltage - Supply: -
  • Operating Temperature: -
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
pacchetto: -
Azione7.072
-
-
-
-
-
-
-
-
-
-
-
PM8381-LGI
Microchip Technology

6 PORT SAS EDGE EXPANDER

  • Number of I/O: 24
  • Interface: Serial
  • Interrupt Output: Yes
  • Features: -
  • Output Type: -
  • Current - Output Source/Sink: -
  • Clock Frequency: -
  • Voltage - Supply: 1.8V ~ 3.3V
  • Operating Temperature: -
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
pacchetto: -
Azione3.824
Serial
Yes
-
-
-
-
1.8V ~ 3.3V
-
-
-
-
LPC47M997-NR
SMSC

LPC SUPER I/O WITH HARDWARE MONI

  • Number of I/O: -
  • Interface: -
  • Interrupt Output: -
  • Features: -
  • Output Type: -
  • Current - Output Source/Sink: -
  • Clock Frequency: -
  • Voltage - Supply: -
  • Operating Temperature: -
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
pacchetto: -
Request a Quote
-
-
-
-
-
-
-
-
-
-
-