LTC5564HUD-PBF Просмотр технического описания (PDF) - Linear Technology

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LTC5564HUD-PBF

UltraFast™ 7ns Response Time 15GHz RF Power Detector with Comparator

Linear Technology 

LTC5564

ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C. Supply voltage = VCCRF = VCCA = VCCP = 5V, GAIN1, CLOAD = 10pF,

no RF input signal, unless otherwise noted.

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VOUT Slew Rate Rise/Fall

Supply Voltage = 5V, VOUT 10% to 90%, ∆VOUT = 1.1V (Note 3)

GAIN1, Pin = 10dBm to 16dBm

GAIN2, Pin = 4dBm

GAIN4, Pin = –2dBm

GAIN8, Pin = –8dBm

350/70

V/µs

185/70

V/µs

120/70

V/µs

50/50

V/µs

Supply Voltage = 3.3V, VOUT 10% to 90%, ∆VOUT = 1.1V (Note 3)

GAIN1, Pin = 10dBm to 16dBm

325/70

V/µs

GAIN2, Pin = 4dBm

185/70

V/µs

GAIN4, Pin = –2dBm

120/70

V/µs

GAIN8, Pin = –8dBm

50/50

V/µs

Demodulation Bandwidth

VOUTADJ Input Range

VOUT Load Capacitance

VOUT Output Current

VOUT Response Time

(Notes 4, 5)

GAIN1, VOUT = 500mV

GAIN2, VOUT = 500mV

GAIN4, VOUT = 500mV

GAIN8, VOUT = 500mV

GAIN1 ∆VOUT = ±100mV (Note 5)

(Note 5)

Sourcing, RL = 2k

Supply Voltage = 5V, RFIN Step to 50% VOUT (Note 3)

GAIN1, Pin = 10dBm to 16dBm

GAIN2, Pin = 4dBm

GAIN4, Pin = –2dBm

GAIN8, Pin = –8dBm

75

MHz

52

MHz

35

MHz

15

MHz

0/225

mV

10

pF

1.7

mA

7.0

ns

9.0

ns

11.0

ns

14.0

ns

Supply Voltage = 3.3V, RFIN Step to 50% VOUT (Note 3)

GAIN1, Pin = 10dBm to 16dBm

GAIN2, Pin = 4dBm

GAIN4, Pin = –2dBm

GAIN8, Pin = –8dBm

7.1

ns

9.0

ns

11.0

ns

14.0

ns

VOUT Output Voltage Swing

Comparator Characteristics

Supply Voltage = 3V

1.4

V

Comparator Response Time

Comparator Hysteresis

10dBm to 16dBm RFIN Step to VCOMP 50% (Note 3)

9

ns

10

mV

IVREF Input Current

RF Characteristics

–2.3

µA

RFIN Frequency Range

(Note 6)

0.6 to 15

GHz

RFIN AC Input Resistance

Frequency = 1000MHz, Power Level = 0dBm

135

Ω

RFIN Input Shunt Capacitance Frequency = 1000MHz, Power Level = 0dBm

0.77

pF

RFIN Input Power Range

(Note 6)

–24 to 16

dBm

Digital I/O

LEN VIL/VIH

G0 VIL/VIH

G1 VIL/VIH

Note 1: Stresses beyond those listed under Absolute Maximum Ratings

may cause permanent damage to the device. Exposure to any Absolute

Maximum Rating condition for extended periods may affect device

reliability and lifetime.

Note 2: The LTC5564IUD is guaranteed to meet specified performance

from –40°C to 105°C case temperature range (θJC = 7.5°C/W). The

0.8

VCCA – 0.8

V

0.8

VCCA – 0.8

V

0.8

VCCA – 0.8

V

LTC5564HUD is guaranteed to meet specified performance from –40°C to

125°C case temperature.

Note 3: RFIN step from no power to stated level.

Note 4: See typical curve for bandwidth vs output voltage.

Note 5: See Applications Information section.

Note 6: Specification is guaranteed by design and not 100% tested in

production.

5564fc

For more information www.linear.com/LTC5564

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