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PDF BL1554 Data sheet ( Hoja de datos )
| Número de pieza | BL1554 | |
| Descripción | Quad SPDT Analog Switch | |
| Fabricantes | BELLING | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de BL1554 (archivo pdf) en la parte inferior de esta página. Total 6 Páginas | ||
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BL1554--Quad SPDT Analog Switch
Low Voltage 0.4Ω Quad SPDT Analog Switch
Features
z Wide Power Supply Range:1.6V to 4.2V
z Low On-Resistance: 0.4Ω (VDD=2.7V)
z Low On-Resistance Flatness
z -3dB BandWidth: 42 MHz
z Fast Switching Speed(VDD=3.3V):
tON: 20ns
tOFF: 10ns
z IDD = 300nA @ TA = +25°C
z High Off Isolation: -65dB
z Crosstalk Rejection: -65dB
z Lead(Pb) Free QFN-16 Package(3mmx3mm)
Description
The BL1554 is a quad single-pole double-throw
(SPDT) CMOS switch featuring an On-Resistance of
0.4 ohm at VDD=2.7V and wide power supply range
from 1.6V to 4.2V. It can be used as an analog switch
or low-delay bus switch.
Block Diagram
Applications
z Wireless Handsets
z Portable electronic devices
z PDAs
z Audio & Video Switching
z PCMCIA Cards
z Computer Peripherals
z Modems
Pin Configuration
COM1 NO1
16 15
VDD
14
NC4
13
1 12
BL
2 1554 11
SSSSS
3 10
49
5
NC2
678
GND NO3 COM3
Top View
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Function Table
In Function
0
A0
1
NC1(NC2) connect to COM1 (COM2)
NO1(NO2) connect to COM1 (COM2)
0
A1
1
NC3(NC4) connect to COM3 (COM4)
NO3(NO4) connect to COM3 (COM4)
Pin Description
Pin Name Type
VDD
PWR
GND
Ground
COMx Input/Output
NCx Input/Output
NOx Input/Output
Ay Input
x = 1, 2, 3 or 4; y = 0 or 1
Description
Power Supply
Ground
Data Port
Data Port
Data Port
Logic Control Signal
- 1 - Total 6 Pages
1 page  
TEST SETUP CIRCUITS
BL1554--Quad SPDT Analog Switch
Fig.4 Off Isolation (VISO)
Fig.5 Cross Talk (VCT)
Fig.6 Channel Off Capacitance(CNX(OFF)) Fig.7 Channel On Capacitance(CNX(ON))
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Fig.8 -3dB Bandwidth (f3dB)
-5-
Total 6 Pages
5 Page | ||
| Páginas | Total 6 Páginas | |
| PDF Descargar | [ Datasheet BL1554.PDF ] | |
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