Datasheet

Data Sheet ADA4830-1
Rev. 0 | Page 3 of 16
SPECIFICATIONS
5 V OPERATION
T
A
= 25°C, +V
S
= 5 V, R
L
= 1 kΩ, V
REF
= 2.5 V (floating), V
INCM
= +V
S
/2, R
STB
= 5 kΩ to +V
S
, unless otherwise specified.
Table 1.
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 71 MHz
V
OUT
= 0.1 V p-p, R
L
= 1 kΩ 84 MHz
V
OUT
= 0.1 V p-p, R
L
= 150 Ω 74 MHz
Bandwidth for 0.1 dB Flatness V
OUT
= 0.5 V p-p, R
L
= 150 Ω 28 MHz
Slew Rate (t
R
/t
F
) V
OUT
= 2 V step 220 V/µs
Settling Time to 0.1% V
OUT
= 2 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 2.45 2.50 2.55 V
INPUT CHARACTERISTICS
Input Resistance (Differential Mode) 7 kΩ
Input Resistance (Common Mode) 2 kΩ
Input Common-Mode Voltage Range ±8.5 V
Common-Mode Rejection (CMR) V
IN
= ±5 V 45 65 dB
SHORT TO BATTERY CHARACTERISTICS
Input Current V
IN
= 18 V (short to battery) 4.1 mA
Protected Input Voltage Range −9 +20 V
Short to Battery Output Flag Trigger Level Signals an input fault condition 9.8 10.3 10.8 V
VOLTAGE REFERENCE INPUT
Input Voltage Range 0.2 to 3.9 V
Input Resistance 20 kΩ
Gain V
REF
to V
OUT
1 V/V
LOGIC OUTPUT/INPUT CHARACTERISTICS
STB V
OH
Input voltage ≤ 9.75 V (normal operation) 5.0 V
STB V
OL
Input voltage ≥ 10.75 V (fault condition) 110 mV
ENA V
IH
Voltage to enable device ≥3.0 V
ENA V
IL
Voltage to disable device ≤1.0 V
OUTPUT CHARACTERISTICS
Output Voltage Swing R
L
= 150 Ω to GND 0.01 to
4.75
V
Output Current 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
Disabled (ENA = 0 V) 90 µA
V
IN
= 18 V (short to battery) 5.3 mA
Power Supply Rejection Ratio (PSRR) +V
S
= 4.5 V to 5.5 V, VREF is forced to 2.5 V 53 dB
OPERATING TEMPERATURE RANGE −40 +125 °C