CWB201 CALOGIC | Alldatasheet

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Technical content

Wideband Quad Analog Switch CWB201

FEATURES

  • • Low Channel-to-Channel Crosstalk. . . -80 dB @ 10MHz
  • • TTL Compatible
  • • Low ON Resistance
  • • High Speed
  • • Low Capaciatance

APPLICATIONS

  • • Glitch-Free Analog Switches
  • • RF & Video Switches
  • • Track-and-Hold Switches
  • • Sample-and-Hold Switches
  • • High Speed Data Routing

DESCRIPTION

Designed for RF and Video Switching the CWB201 is manufactured using Calogic’s high speed CMOS combined with DMOS transistors in a monolithic design resulting in superior performance characteristics. This quad SPST switch array has extensive applications where high frequency video, audio or digital signals are switched or routed. The CWB201 is TTL compatible which is of great benefit to to designs that require constant logic switching over a wide range of supply voltages and temperature without a separate power supply.

ORDERING INFORMATION

Part Package Temperature Range CWB201CP Plastic 16-Pin Dip 0 to +85 oC CWB201CY Plastic SO-16 Surface Mount 0 to +85oC XCWB201 Sorted Chips in Carriers 0 to +85 oC CORPORATION PIN CONFIGURATION LOGIC TABLE FUNCTIONAL BLOCK DIAGRAM IN1 GND IN4 IN2 N/C IN3 TOP VIEW CWB201CP IN IN IN IN S D S D S D S D Four SPST Switches per Package. Switches shown in Logic '1' Input Position. Logic Switch 0O N Logic ’0’ ≤ 0.8V 1 OFF Logic ’1’ ≥ 2.42V NOTE: All devices contain diodes to protect inputs against damage due to high static voltages or electric fields; however, it is advised that precautions be taken not to exceed the maximum recommended input voltages. All unused inputs must be connected to an appropriate logic level (V DD or GND). IN1 GND IN4 IN2 N/C IN3 TOP VIEW CWB201CY CWB

V- -0.3V IS Peak Pulsed Current, S or D, 80µsec, 1%, PD Power Dissipation (derate at 5.5mW/ oC, RECOMMENDED OPERATING CONDITIONS ELECTRICAL CHARACTERISTICS (TA = +25oC, V- = -15V, V+ = +15V unless otherwise noted) SYMBOL PARAMETER MIN TYP MAX UNITS TEST CONDITIONS STATIC VANALOG Analog Signal Range -10 +10 V rDS(ON) Channel ON Resistance 40 80 Ω VS = -10V VIN = 045 80 VS = +2.0V 100 160 VS = +10V VIH High Level Input Voltage 2.4 VVIL Low Level Input Voltage 0.8 IIN Logic Input Leakage Current 0.01 0.1 µA VIN = +2.4V 0.02 0.1 VIN = +15V ID(OFF) Switch OFF Leakage Current 0.2 5.0 nA VD = +10V, VS = -10V VIN = +2.4VIS(OFF) 0.4 5.0 VS = +10V, VD = -10V DYNAMIC tON Switch Turn-ON Time 400 600 nsec See Switching Times Test CircuittOFF Switch Turn-OFF Time 70 300 O IRR OFF Isolation Rejection Ratio 60 66 dB f = 10MHz, RL = 50ΩC CRR Cross Coupling Rejection Ratio 80 C d Drain-Node Capacitance 0.3 pF VD = VS = 0 f = 1MHz VIN = +2.4VC s Source-Node Capacitance 3.0 ELECTRICAL CHARACTERISTICS (V- = -15V, V+ = +15V unless otherwise noted) LIMITS AT TEMPERATURE EXTREMES SYMBOL PARAMETER MAXIMUM @ T A = UNITS TEST CONDITIONS +85oC STATIC VANALOG Analog Signal Range ±10 V rDS(ON) Switch ON Resistance 120 Ω VS = -10V 120 VS = +2.0V VIN = 0

240 VS = +10V

1.0 µA VIN = +2.4V

2.0 VIN = +15V

ID(OFF) Switch OFF Leakage Current 100 nA VD = +10V, VS = -10V VIN = +2.4V IS(OFF) 100 VS = +10V, VD = -10V I- Supply Quiescent Current -1.0 mA VIN = 0 or +2.4V I+ 2.0

TYPICAL PERFORMANCE CHARACTERISTICS (TA = +25oC unless otherwise specified) +15V -15V R = L Ω C = 12pF SWITCH OUTPUT LOGIC INPUT S L (V ) SWITCH INPUT +3V SWITCH ILLUSTRATED IN LOGIC '1', SWITCH OFF, POSITION 3.0V 50% 0.9 (V ) SWITCH INPUTS RISE FALL LOGIC INPUT t < 6nSEC t < 4nSEC tON tOFF R + rL DS(ON) R L V =0 SWITCH OUTPUT () V S SWITCHING TIMES -VS- SUPPLY VOLTAGES SWITCHING TIMES -VS- AMBIENT TEMPERATURE 800 700 600 500 400 300 200 100 V-, V+ - Supply Voltages (Volts) tON -50 -25 0 +25 +50 +75 +100 +125 +150 T - Ambient Temperature ( C)A o 800 700 600 500 400 300 200 100 Switching Time (nSec) Switching Time (nSec) tOFF V = 3V R = 50 C = 12pF S L L Ω Ω tOFF tON R = 50 V = 3V L S L +15V_V-, V+ = C = 12pF TEST WAVEFORMSSWITCHING TIMES TEST CIRCUIT

SWITCH OFF ISOLATION REJECTION RATIO -VS- FREQUENCY 12 5 1 0 2 0 50 100 f - Frequency (MHz) 100 V-, V+ = +15V_ R = 50L 12 5 1 0 2 0 50 100 f - Frequency (MHz) V-, V+ = +15V_ I - Insertion Loss (dB)L V = 0.1VS RMS R = 50L Ω L ΩR = 1K OIRR - OFF Isolation Rejection Ratio (dB)Ω INSERTION LOSS -VS- FREQUENCY TYPICAL PERFORMANCE CHARACTERISTICS (TA = +25oC unless otherwise specified) V-, V+ - Supply Voltages (Volts) -50 -25 0 +25 +50 +75 +100 +125 T - Ambient Temperature ( C)A o 2.2 2.1 1.9 1.8 1.7 1.6 1.5 0.7 0.6 0.5 0.4 0.3 0.2 0.1 V = - Logic Threshold (Volts)IN LOGIC THRESHOLD -VS- SUPPLY VOLTAGES SUPPLY CURRENTS -VS- AMBIENT TEMPERATURE I - Supply Current (mA) INV = +2.4V +15V_V-, V+ = 2.0

f - Frequency (MHz) f - Frequency (MHz) V-, V+ = +15V_ SWITCH ON RESISTANCE -VS- FREQUENCY TOTAL HARMONIC DISTORTION -VS- FREQUENCY Total Harmonic Distortion (%) DS(ON)r - Switch ON ResistanceV = 0.1VS RMS R = 50L Ω V-, V+ = +15V_ V-, V+ =+8V_ ΩL S RMSR = 1K , V = 1V ΩL S RMSR = 50 , V = 0.3V R = 50 , V = 1VΩL S RMS 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 1 4 10 40 SWITCH ON RESISTANCE -VS- ANALOG VOLTAGE 200 175 150 125 100 V - Source Voltage (Volts)S DS(ON)r - Switch On Resistance (Ohms) ΩR = 50L +15V_V-, V+ = T = +25 CA 200 175 150 125 100 T = +25 CA SWITCH ON RESISTANCE -VS- SUPPLY VOLTAGE ΩR = 50L V = 0.1V f = 1KHz S RMS oo T = +125 CA o T = +85 CA o T = +125 CA o T = +85 CA o V - Source Voltage (Volts)S DS(ON)r - Switch On Resistance (Ohms) TYPICAL PERFORMANCE CHARACTERISTICS (TA = +25oC unless otherwise specified)