Page 304 - Logique - Tampons, circuits d'attaque, récepteurs, émetteurs-récepteurs | Circuits intégrés (CI) | Heisener Electronics
Contactez nous
SalesDept@heisener.com 86-755-83210559-827
Language Translation

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

Logique - Tampons, circuits d'attaque, récepteurs, émetteurs-récepteurs

Dossiers 15 562
Page  304/556
Image
Référence
Fabricant
Description
paquet
Stock
Quantité
Number of Elements
Number of Bits per Element
Input Type
Output Type
Current - Output High, Low
Voltage - Supply
Operating Temperature
Mounting Type
Package / Case
Supplier Device Package
74AUP2G3407GSH
Nexperia USA Inc.

IC BUFFER SGL LP OPEN-DRN 6XSON

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 1
  • Input Type: -
  • Output Type: Open Drain, Push-Pull
  • Current - Output High, Low: -, 4mA; 4mA, 4mA
  • Voltage - Supply: 0.8 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 125°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 6-XFDFN
  • Supplier Device Package: 6-XSON, SOT1202 (1x1)
paquet: 6-XFDFN
Stock2 800
2
1
-
Open Drain, Push-Pull
-, 4mA; 4mA, 4mA
0.8 V ~ 3.6 V
-40°C ~ 125°C (TA)
Surface Mount
6-XFDFN
6-XSON, SOT1202 (1x1)
SN74AHC16540DLRG4
Texas Instruments

IC INVERTER DUAL 8-INPUT 48SSOP

  • Logic Type: Buffer, Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 8mA, 8mA
  • Voltage - Supply: 2 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 48-BSSOP (0.295", 7.50mm Width)
  • Supplier Device Package: 48-SSOP
paquet: 48-BSSOP (0.295", 7.50mm Width)
Stock5 552
2
8
-
Push-Pull
8mA, 8mA
2 V ~ 5.5 V
-40°C ~ 85°C (TA)
Surface Mount
48-BSSOP (0.295", 7.50mm Width)
48-SSOP
SN74BCT2244DWRE4
Texas Instruments

IC BUFF/DVR TRI-ST DUAL 20SOIC

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 12mA, 12mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SOIC (0.295", 7.50mm Width)
  • Supplier Device Package: 20-SOIC
paquet: 20-SOIC (0.295", 7.50mm Width)
Stock4 416
2
4
-
Push-Pull
12mA, 12mA
4.5 V ~ 5.5 V
0°C ~ 70°C (TA)
Surface Mount
20-SOIC (0.295", 7.50mm Width)
20-SOIC
MC74VHCT540AM
ON Semiconductor

IC INVERTER 8-INPUT 20SOEIAJ

  • Logic Type: Buffer, Inverting
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 8mA, 8mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: -55°C ~ 125°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SOIC (0.209", 5.30mm Width)
  • Supplier Device Package: SOEIAJ-20
paquet: 20-SOIC (0.209", 5.30mm Width)
Stock6 304
1
8
-
Push-Pull
8mA, 8mA
4.5 V ~ 5.5 V
-55°C ~ 125°C (TA)
Surface Mount
20-SOIC (0.209", 5.30mm Width)
SOEIAJ-20
PI74ALVTC16245VE
Diodes Incorporated

IC 16-BIT BI-DIR TXRX 3ST 48SSOP

  • Logic Type: Transceiver, Non-Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 32mA, 64mA
  • Voltage - Supply: 1.8 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 48-BSSOP (0.295", 7.50mm Width)
  • Supplier Device Package: 48-SSOP
paquet: 48-BSSOP (0.295", 7.50mm Width)
Stock6 640
2
8
-
Push-Pull
32mA, 64mA
1.8 V ~ 3.6 V
-40°C ~ 85°C (TA)
Surface Mount
48-BSSOP (0.295", 7.50mm Width)
48-SSOP
SN74AHC240DGVR
Texas Instruments

IC INVERTER DUAL 4-INPUT 20TVSOP

  • Logic Type: Buffer, Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 8mA, 8mA
  • Voltage - Supply: 2 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-TFSOP (0.173", 4.40mm Width)
  • Supplier Device Package: 20-TVSOP
paquet: 20-TFSOP (0.173", 4.40mm Width)
Stock5 856
2
4
-
Push-Pull
8mA, 8mA
2 V ~ 5.5 V
-40°C ~ 85°C (TA)
Surface Mount
20-TFSOP (0.173", 4.40mm Width)
20-TVSOP
SN74ALS621ADW
Texas Instruments

IC TXRX BUS OCTAL 20SOIC

  • Logic Type: Transceiver, Non-Inverting
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Open Collector
  • Current - Output High, Low: -, 24mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SOIC (0.295", 7.50mm Width)
  • Supplier Device Package: 20-SOIC
paquet: 20-SOIC (0.295", 7.50mm Width)
Stock7 296
1
8
-
Open Collector
-, 24mA
4.5 V ~ 5.5 V
0°C ~ 70°C (TA)
Surface Mount
20-SOIC (0.295", 7.50mm Width)
20-SOIC
SN74BCT541ADWG4
Texas Instruments

IC BUFF/DVR TRI-ST 8BIT 20SOIC

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 15mA, 64mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SOIC (0.295", 7.50mm Width)
  • Supplier Device Package: 20-SOIC
paquet: 20-SOIC (0.295", 7.50mm Width)
Stock5 344
1
8
-
Push-Pull
15mA, 64mA
4.5 V ~ 5.5 V
0°C ~ 70°C (TA)
Surface Mount
20-SOIC (0.295", 7.50mm Width)
20-SOIC
hot 74FCT163244CPVG8
IDT, Integrated Device Technology Inc

IC BUFF DVR 16BIT N-INV 48SSOP

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 4
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 8mA, 24mA
  • Voltage - Supply: 2.7 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 48-BSSOP (0.295", 7.50mm Width)
  • Supplier Device Package: 48-SSOP
paquet: 48-BSSOP (0.295", 7.50mm Width)
Stock2 000
4
4
-
Push-Pull
8mA, 24mA
2.7 V ~ 3.6 V
-40°C ~ 85°C (TA)
Surface Mount
48-BSSOP (0.295", 7.50mm Width)
48-SSOP
74LVTH16244ADGGRG4
Texas Instruments

IC BUFF/DVR TRI-ST 16BIT 48TSSOP

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 4
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 32mA, 64mA
  • Voltage - Supply: 2.7 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 125°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 48-TFSOP (0.240", 6.10mm Width)
  • Supplier Device Package: 48-TSSOP
paquet: 48-TFSOP (0.240", 6.10mm Width)
Stock4 640
4
4
-
Push-Pull
32mA, 64mA
2.7 V ~ 3.6 V
-40°C ~ 125°C (TA)
Surface Mount
48-TFSOP (0.240", 6.10mm Width)
48-TSSOP
CD74AC245MG4
Texas Instruments

IC TRANSCEIVER 8BIT N-INV 20SOIC

  • Logic Type: Transceiver, Non-Inverting
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 24mA, 24mA
  • Voltage - Supply: 1.5 V ~ 5.5 V
  • Operating Temperature: -55°C ~ 125°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SOIC (0.295", 7.50mm Width)
  • Supplier Device Package: 20-SOIC
paquet: 20-SOIC (0.295", 7.50mm Width)
Stock6 272
1
8
-
Push-Pull
24mA, 24mA
1.5 V ~ 5.5 V
-55°C ~ 125°C (TA)
Surface Mount
20-SOIC (0.295", 7.50mm Width)
20-SOIC
hot SN74ALS245ADWRG4
Texas Instruments

IC BUS TRANSCEIVER DUAL 20SOIC

  • Logic Type: Transceiver, Non-Inverting
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 15mA, 24mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SOIC (0.295", 7.50mm Width)
  • Supplier Device Package: 20-SOIC
paquet: 20-SOIC (0.295", 7.50mm Width)
Stock3 856
1
8
-
Push-Pull
15mA, 24mA
4.5 V ~ 5.5 V
0°C ~ 70°C (TA)
Surface Mount
20-SOIC (0.295", 7.50mm Width)
20-SOIC
hot SN74LVC244ADBRG4
Texas Instruments

IC BUFF/DVR TRI-ST DUAL 20SSOP

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 24mA, 24mA
  • Voltage - Supply: 1.65 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 125°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SSOP (0.209", 5.30mm Width)
  • Supplier Device Package: 20-SSOP
paquet: 20-SSOP (0.209", 5.30mm Width)
Stock7 408
2
4
-
Push-Pull
24mA, 24mA
1.65 V ~ 3.6 V
-40°C ~ 125°C (TA)
Surface Mount
20-SSOP (0.209", 5.30mm Width)
20-SSOP
TC7WT126FU,LF
Toshiba Semiconductor and Storage

IC BUS BUFFER TRI-ST INV SM8

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 1
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 6mA, 6mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 8-TSSOP, 8-MSOP (0.110", 2.80mm Width)
  • Supplier Device Package: SM8
paquet: 8-TSSOP, 8-MSOP (0.110", 2.80mm Width)
Stock2 736
2
1
-
Push-Pull
6mA, 6mA
4.5 V ~ 5.5 V
-40°C ~ 85°C (TA)
Surface Mount
8-TSSOP, 8-MSOP (0.110", 2.80mm Width)
SM8
hot SN74ALS1245AN
Texas Instruments

IC BUS TRANSCEIVER DUAL 20DIP

  • Logic Type: Transceiver, Non-Inverting
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 15mA, 16mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 20-DIP (0.300", 7.62mm)
  • Supplier Device Package: 20-PDIP
paquet: 20-DIP (0.300", 7.62mm)
Stock106 272
1
8
-
Push-Pull
15mA, 16mA
4.5 V ~ 5.5 V
0°C ~ 70°C (TA)
Through Hole
20-DIP (0.300", 7.62mm)
20-PDIP
CD74AC240E
Texas Instruments

IC INVERTER DUAL 4-INPUT 20DIP

  • Logic Type: Buffer, Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 24mA, 24mA
  • Voltage - Supply: 1.5 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 20-DIP (0.300", 7.62mm)
  • Supplier Device Package: 20-PDIP
paquet: 20-DIP (0.300", 7.62mm)
Stock17 736
2
4
-
Push-Pull
24mA, 24mA
1.5 V ~ 5.5 V
-40°C ~ 85°C (TA)
Through Hole
20-DIP (0.300", 7.62mm)
20-PDIP
hot SN74ABT125D
Texas Instruments

IC BUS BUFF TRI-ST QD 14SOIC

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 4
  • Number of Bits per Element: 1
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 32mA, 64mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 14-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package: 14-SOIC
paquet: 14-SOIC (0.154", 3.90mm Width)
Stock13 500
4
1
-
Push-Pull
32mA, 64mA
4.5 V ~ 5.5 V
-40°C ~ 85°C (TA)
Surface Mount
14-SOIC (0.154", 3.90mm Width)
14-SOIC
SN74AS757DWR
Texas Instruments

IC BUFF/DVR 3-ST DL N-INV 20SOIC

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: Open Collector
  • Current - Output High, Low: -, 64mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SOIC (0.295", 7.50mm Width)
  • Supplier Device Package: 20-SOIC
paquet: 20-SOIC (0.295", 7.50mm Width)
Stock7 952
2
4
-
Open Collector
-, 64mA
4.5 V ~ 5.5 V
0°C ~ 70°C (TA)
Surface Mount
20-SOIC (0.295", 7.50mm Width)
20-SOIC
hot SN74AUC16244ZQLR
Texas Instruments

IC BUFF/DVR TRI-ST 16BIT 56BGA

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 4
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 9mA, 9mA
  • Voltage - Supply: 0.8 V ~ 2.7 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 56-VFBGA
  • Supplier Device Package: 56-BGA MICROSTAR JUNIOR (7.0x4.5)
paquet: 56-VFBGA
Stock4 128
4
4
-
Push-Pull
9mA, 9mA
0.8 V ~ 2.7 V
-40°C ~ 85°C (TA)
Surface Mount
56-VFBGA
56-BGA MICROSTAR JUNIOR (7.0x4.5)
hot SN74F541NSR
Texas Instruments

IC BUFF/DVR TRI-ST 8BIT 20SO

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: Push-Pull
  • Current - Output High, Low: 15mA, 64mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: 0°C ~ 70°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 20-SOIC (0.209", 5.30mm Width)
  • Supplier Device Package: 20-SO
paquet: 20-SOIC (0.209", 5.30mm Width)
Stock59 076
1
8
-
Push-Pull
15mA, 64mA
4.5 V ~ 5.5 V
0°C ~ 70°C (TA)
Surface Mount
20-SOIC (0.209", 5.30mm Width)
20-SO
74ABT162244CSSC
ON Semiconductor

IC BUF NON-INVERT 5.5V 48SSOP

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 4
  • Number of Bits per Element: 4
  • Input Type: -
  • Output Type: 3-State
  • Current - Output High, Low: 32mA, 12mA
  • Voltage - Supply: 4.5 V ~ 5.5 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 48-BSSOP (0.295", 7.50mm Width)
  • Supplier Device Package: 48-SSOP
paquet: 48-BSSOP (0.295", 7.50mm Width)
Stock3 696
4
4
-
3-State
32mA, 12mA
4.5 V ~ 5.5 V
-40°C ~ 85°C (TA)
Surface Mount
48-BSSOP (0.295", 7.50mm Width)
48-SSOP
hot 74LCX16543MTD
ON Semiconductor

IC TXRX NON-INVERT 3.6V 56TSSOP

  • Logic Type: Transceiver, Non-Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: 3-State
  • Current - Output High, Low: 24mA, 24mA
  • Voltage - Supply: 2 V ~ 3.6 V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 56-TFSOP (0.240", 6.10mm Width)
  • Supplier Device Package: 56-TSSOP
paquet: 56-TFSOP (0.240", 6.10mm Width)
Stock23 400
2
8
-
3-State
24mA, 24mA
2 V ~ 3.6 V
-40°C ~ 85°C (TA)
Surface Mount
56-TFSOP (0.240", 6.10mm Width)
56-TSSOP
74FCT244PTQ
IDT, Integrated Device Technology Inc

OCTAL BUFFER/LINE DRIVER

  • Logic Type: -
  • Number of Elements: -
  • Number of Bits per Element: -
  • Input Type: -
  • Output Type: -
  • Current - Output High, Low: -
  • Voltage - Supply: -
  • Operating Temperature: -
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
paquet: -
Request a Quote
-
-
-
-
-
-
-
-
-
-
CY23FS08OI-01
Cypress Semiconductor Corp

3.3V,200MHZ,FAILSAFE LVCMOS IN/8

  • Logic Type: -
  • Number of Elements: -
  • Number of Bits per Element: -
  • Input Type: -
  • Output Type: -
  • Current - Output High, Low: -
  • Voltage - Supply: -
  • Operating Temperature: -
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
paquet: -
Request a Quote
-
-
-
-
-
-
-
-
-
-
74ACT16540DLR
Texas Instruments

IC BUFF INVERT 5.5V 48SSOP

  • Logic Type: Buffer, Inverting
  • Number of Elements: 2
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: 3-State
  • Current - Output High, Low: 24mA, 24mA
  • Voltage - Supply: 4.5V ~ 5.5V
  • Operating Temperature: -40°C ~ 85°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 48-BSSOP (0.295", 7.50mm Width)
  • Supplier Device Package: 48-SSOP
paquet: -
Request a Quote
2
8
-
3-State
24mA, 24mA
4.5V ~ 5.5V
-40°C ~ 85°C (TA)
Surface Mount
48-BSSOP (0.295", 7.50mm Width)
48-SSOP
SNJ54ALS648JT
Texas Instruments

MILITARY 8-CH, 4.5-V TO 5.5-V BI

  • Logic Type: Transceiver, Inverting
  • Number of Elements: 1
  • Number of Bits per Element: 8
  • Input Type: -
  • Output Type: 3-State
  • Current - Output High, Low: 12mA, 12mA
  • Voltage - Supply: 4.5V ~ 5.5V
  • Operating Temperature: -55°C ~ 125°C (TA)
  • Mounting Type: Through Hole
  • Package / Case: 24-CDIP (0.300", 7.62mm)
  • Supplier Device Package: 24-CDIP
paquet: -
Request a Quote
1
8
-
3-State
12mA, 12mA
4.5V ~ 5.5V
-55°C ~ 125°C (TA)
Through Hole
24-CDIP (0.300", 7.62mm)
24-CDIP
SN74LVC07ANS
Texas Instruments

PROTOTYPE

  • Logic Type: Buffer, Non-Inverting
  • Number of Elements: 6
  • Number of Bits per Element: 1
  • Input Type: -
  • Output Type: Open Drain
  • Current - Output High, Low: -, 24mA
  • Voltage - Supply: 1.65V ~ 5.5V
  • Operating Temperature: -40°C ~ 125°C (TA)
  • Mounting Type: Surface Mount
  • Package / Case: 14-SOIC (0.209", 5.30mm Width)
  • Supplier Device Package: 14-SO
paquet: -
Request a Quote
6
1
-
Open Drain
-, 24mA
1.65V ~ 5.5V
-40°C ~ 125°C (TA)
Surface Mount
14-SOIC (0.209", 5.30mm Width)
14-SO
LVC16244BTEL-E
Renesas Electronics Corporation

IC BUFFER LINE DRIVER 48TSSOP

  • Logic Type: -
  • Number of Elements: -
  • Number of Bits per Element: -
  • Input Type: -
  • Output Type: -
  • Current - Output High, Low: -
  • Voltage - Supply: -
  • Operating Temperature: -
  • Mounting Type: -
  • Package / Case: -
  • Supplier Device Package: -
paquet: -
Request a Quote
-
-
-
-
-
-
-
-
-
-