MAX3509 データシートの表示（PDF） - Maxim Integrated
部品番号
コンポーネント説明
メーカー
MAX3509 Datasheet PDF : 10 Pages
| |||
Upstream CATV Amplifier
AC ELECTRICAL CHARACTERISTICS (continued)
(MAX3509 EV kit, VCC1 = VCC2 = 8.5V to 9.5V, TXEN = SHDN = high, D7 = 1, VINPUT = 34dBmV differential, output impedance =
75Ω through a 1:1 transformer, TA = -40°C to +85°C, unless otherwise noted. Typical parameters are at TA = +25°C.) (Note 2.)
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
BW = 160kHz, AV = 32dB
-85
dBc
Transmit Mode Noise (Note 1)
BW = 160kHz, AV = -20dB, TA = +25°C
BW = 160kHz, AV = -20dB, TA = +85°C
-41 -39.5
dBmV
-38.5
Transmit-Disable Mode Noise
Floor
TXEN = low, BW = 160kHz, AV = +32dB,
fINPUT = 5MHz to 65MHz (Note 1)
-70 dBmV
TXEN Enable Transient Duration
TXEN Disable Transient Duration
TXEN Transient Step Size
(Note 1)
TXEN rise time <0.1µs, TA = +25°C (Note 1)
TXEN fall time <0.1µs, TA = +25°C (Note 1)
AV = 32dB, TA = +25°C
AV = 2dB or lower, TA = +25°C
1.4
2
µs
1
1.5
µs
25 100
1.5
9
mVP-P
Input Impedance
ZINPUT
fINPUT = 5MHz to 65MHz, single-ended,
TA = +25°C (Note 1)
1.2
kΩ
Output Impedance in Transmit
Mode
ZOUTPUT fINPUT = 5MHz to 65MHz, TA = +25°C (Note 1)
1.2
Ω
Output Impedance in
Transmit-Disable Mode
ZOUTPUT
TXEN = low, fINPUT = 5MHz to 65MHz,
TA = +25°C (Note 1)
170
Ω
Two-Tone Third-Order Distortion
2nd Harmonic Distortion
IM3
HD2
Input tones at 65MHz and 65.2MHz,
VINPUT = 31dBmV/tone, AV = 32dB (Note 1)
fINPUT = 33MHz
VOUTPUT = +60dBmV
VOUTPUT = +66dBmV
fINPUT = 65MHz
(Note 1)
VOUTPUT = 66dBmV
-53
dBc
-56 -53
-56 -50
dBc
-56 -50
3rd Harmonic Distortion
Output 1dB Compression Point
AM to AM
HD3
P1dB
AM/AM
fINPUT = 22MHz
VOUTPUT = +60dBmV
VOUTPUT = +66dBmV
fINPUT = 65MHz
(Note 1)
VOUTPUT = 66dBmV
AV = 32dB, 65MHz (Note 1)
AV = 32dB, VINPUT swept from 34dBmV to
38dBmV (Note 1)
-56 -53
-53 -48.5
-43 -40
26
0.1
dBc
dBm
dB
AM to PM
AM/PM
AV = 32dB, VINPUT swept from 34dBmV to
38dBmV (Note 1)
1.7
degrees
_______________________________________________________________________________________ 3
Share Link: 