Upstream CATV Amplifiers
MAX3514/MAX3516/MAX3517
AC ELECTRICAL CHARACTERISTICS—MAX3516 (continued)
(MAX3516 EV kit; V
CC
= +4.75V to +5.25V, V
GND
= 0, P
IN
= +34dBmV, TXEN =
SHDN
= high, T
A
= -40°C to +85°C. Typical parame-
ters are at V
CC
= +5V, T
A
= +25°C, unless otherwise specified.) (Note 1)
PARAMETER
Transmit Enable Transient
Duration
Transmit Disable
Transient Duration
SYMBOL
CONDITIONS
TXEN input rise/fall time < 0.1µs,
T
A
= +25°C (Note 3)
TXEN input rise/fall time < 0.1µs,
T
A
= +25°C (Note 3)
D7 = 1, gain code = 119,
(A
V
= 28dB), T
A
= +25°C
D7 = 0, gain code = 94,
(A
V
= 0.5 dB), T
A
= +25°C
Z
IN
f
IN
= 5MHz to 65MHz, single-ended
(Note 3)
f
IN
= 5MHz to 65MHz in 75Ω system
D7 = 1, gain code = 125,
(A
V
= 31dB) (Note 4)
f
IN
= 5MHz to 65MHz in 75Ω system,
TXEN = low (Note 4)
Input tones at 42MHz and 42.2MHz,
both +31dBmV, V
OUT
= +58dBmV/tone
Input tones at 65MHz and 65.2MHz,
both +31dBmV, V
OUT
= +58dBmV/tone
f
IN
= 33MHz, V
OUT
= +61dBmV
HD2
f
IN
= 33MHz, V
OUT
= +64dBmV
f
IN
= 65MHz, V
OUT
= +61dBmV
f
IN
= 22MHz, V
OUT
= +61dBmV
3rd-Harmonic Distortion
HD3
f
IN
= 22MHz, V
OUT
= +64dBmV
f
IN
= 65MHz, V
OUT
= +61dBmV
AM to AM
AM to AM
AM to PM
AM to PM
AM/AM
AM/AM
AM/PM
AM/PM
A
V
= 27dB, V
IN
= +34dBmV to
+38dBmV, f
IN
= 42MHz
A
V
= 27dB, V
IN
= +34dBmV to
+38dBmV, f
IN
= 65MHz
A
V
= 27dB, V
IN
= +34dBmV to
+38dBmV, f
IN
= 42MHz
A
V
= 27dB, V
IN
= +34dBmV to
+38dBmV, f
IN
= 65MHz
1
30
1
1.5
kΩ
MIN
TYP
MAX
2
2
100
mVp-p
UNITS
µs
µs
Transmit Disable/Transmit Enable
Transient Step Size
Input Impedance
Output Return Loss
Output Return Loss in Transmit-
Disable Mode
10
dB
10
-53.5
dB
Two-Tone Third-Order Distortion
(Note 3)
IM3
dBc
-48.8
-55
-55
-55
-55
-50
-55
0.1
0.1
1
1
-50.5
dB
dB
degrees
degrees
-52
-50.5
dBc
-53
dBc
2nd-Harmonic Distortion
(Note 3)
6
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