Datasheet

ADA4830-1 Data Sheet
Rev. 0 | Page 4 of 16
3.3 V OPERATION
T
A
= 25°C, +V
S
= 3.3 V, R
L
= 1 kΩ, V
REF
= 2.5 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 73 MHz
V
OUT
= 0.1 V p-p, R
L
= 1 k Ω 89 MHz
V
OUT
= 0.1 V p-p, R
L
= 150 Ω 76 MHz
Bandwidth for 0.1 dB Flatness V
OUT
= 0.5 V p-p, R
L
= 150 Ω 25 MHz
Slew Rate (t
R
/t
F
) V
OUT
= 1 V step 220 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
Output Bias Voltage 1.60 1.65 1.70 V
INPUT CHARACTERISTICS
Input Resistance (Differential Mode) 7 kΩ
Input Resistance (Common Mode) 2 kΩ
Input Common-Mode Voltage Range ±5.5 V
Common-Mode Rejection (CMR) V
IN
= ±3.3 V 43 54 dB
SHORT TO BATTERY CHARACTERISTICS
Input Current V
IN
= 18 V (short to battery) 4.4 mA
Protected Input Voltage Range −9 +20 V
Short to Battery Output Flag Trigger Level Signals an input short to battery event 7.4 7.8 8.2 V
VOLTAGE REFERENCE INPUT
Input Voltage Range 0.2 to 2.2 V
Input Resistance 20 kΩ
Gain V
REF
to V
OUT
1 V/V
LOGIC OUTPUT/INPUT CHARACTERISTICS
STB V
OH
Input voltage ≤ 7.25 V (normal operation) 3.3 V
STB V
OL
Input voltage ≥ 8.25 V (fault condition) 85 mV
ENA V
IH
Voltage to enable device ≥1.8 V
ENA V
IL
Voltage to disable device ≤0.8 V
OUTPUT CHARACTERISTICS
Output Voltage Swing R
L
= 150 Ω to GND 0.01 to 3.08 V
Output Current 50 mA
Short-Circuit Current Sourcing/sinking 85/180 mA
Capacitive Load Drive Peaking ≤ 4 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 = 3.3 V), no load 5.5 8.0 mA
Disabled (ENA = 0 V) 60 µA
V
IN
= 18 V (short to battery) 4.3 mA
Power Supply Rejection Ratio (PSRR) +V
S
= 3.0 V to 3.6 V, VREF forced to 1.65 V 42 dB
OPERATING TEMPERATURE RANGE −40 +125 °C