Datasheet

ADA4830-1/ADA4830-2 Data Sheet
Rev. C | Page 4 of 22
Parameter Test Conditions/Comments Min Typ Max Unit
OUTPUT CHARACTERISTICS
Output Voltage Swing R
L
= 150 Ω to ground 0.01 to 4.75 V
Linear Output Current <1% THD at 100 kHz 125 mA
Short-Circuit Current Sourcing/sinking 248/294 mA
Capacitive Load Drive Peaking ≤ 3 dB 47 pF
POWER SUPPLY
Operating Range Operation outside of this range results in
performance degradation
2.9 5.5 V
Quiescent Current per Amplifier Enabled (ENA = 5 V), no load 6.8 10 mA
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
10.4 mA
Disabled (ENA = 0 V), no load 90 µA
V
IN
= 18 V (short-to-battery), no load 5.3 mA
Power Supply Rejection Ratio (PSRR) +V
S
= 4.5 V to 5.5 V, V
REF
is forced to 2.5 V 53 dB
OPERATING TEMPERATURE RANGE −40 +125 °C
3.3 V OPERATION
T
A
= 25°C, +V
S
= 3.3 V, R
L
= 1 kΩ, V
REF
= 1.65 V (floating), V
INCM
= +V
S
/2, R
STB
= 5 kΩ to +Vs, unless otherwise specified.
Table 2.
Parameter Test Conditions/Comments Min Typ Max Unit
DYNAMIC PERFORMANCE
−3 dB Large Signal Bandwidth V
OUT
= 0.5 V p-p, R
L
= 150 Ω 63 73 MHz
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
58 MHz
V
OUT
= 0.1 V p-p, R
L
= 1 kΩ 89 MHz
V
OUT
= 0.1 V p-p, R
L
= 150 Ω 64 78 MHz
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
59
MHz
Bandwidth for 0.1 dB Flatness
V
OUT
= 0.5 V p-p, R
L
= 150 Ω
20
MHz
Slew Rate (t
R
/t
F
) V
OUT
= 1 V step 147/155 165/180 V/µs
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
136/145 V/µs
Settling Time to 0.1% V
OUT
= 1 V step 25 ns
NOISE/DISTORTION PERFORMANCE
Output Voltage Noise f = 1 MHz 28 nV/√Hz
Differential Gain Error (NTSC) R
L
= 150 Ω, V
IN
= 1 V p-p 0.1 %
Differential Phase Error (NTSC) R
L
= 150 Ω, V
IN
= 1 V p-p 0.1 Degrees
Signal-to-Noise Ratio
f = 100 kHz to 15 MHz, V
OUT
= 0.5 V p-p
73
dB
DC PERFORMANCE
Nominal Gain
V
IN
to V
OUT
0.49
0.50
0.51
V/V
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
0.49
0.51
V/V
Output Bias Voltage 1.60 1.65 1.70 V
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
1.59 1.71 V
INPUT CHARACTERISTICS
Input Resistance (Differential Mode) 6.7 kΩ
Input Resistance (Common Mode) 2 kΩ
Input Common-Mode Voltage Range V
REF
voltage adjusted to optimized range −8 +6 V
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
−8 +6 V
Common-Mode Rejection (CMR) V
IN
= ±3.3 V 41 54 dB
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
40 dB
SHORT-TO-BATTERY CHARACTERISTICS
Input Current
V
IN
= 18 V (short-to-battery)
4.4
mA
Protected Input Voltage Range −9 +20 V
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
−9 +20 V
Short-to-Battery Output Flag Trigger
Level
Minimum VIN needed to signal an input fault
condition
7.4 7.8 8.2 V
ADA4830-1W/ADA4830-2W only T
MIN
to T
MAX
7.4 8.2 V