AD8146/AD8147/AD8148
SPECIFICATIONS
VS = 5V, VOCM = 0 V (AD8146); SYNC LEVEL = 0 V (AD8147/AD8148); T = 25°C; RL, dm = 200 Ω, unless otherwise noted.
MIN to TMAX = −40°C to +85°C.
T
Table 1.
Parameter
Conditions
Min
Typ
Max
Unit
DIFFERENTIAL INPUT AC
Dynamic Performance
−3 dB Small Signal Bandwidth
VO = 0.2 V p-p,
AD8146 and AD8148/AD8147
VO = 2 V p-p,
AD8146 and AD8148/AD8147
900/780
700/600
200/235
MHz
MHz
MHz
−3 dB Large Signal Bandwidth
Bandwidth for 0.1 dB Flatness
VO = 2 V p-p,
AD8146 and AD8147/AD8148
Slew Rate
Isolation Between Amplifiers
VO = 2 V p-p, 25% to 75%
f = 10 MHz, between amplifiers,
AD8146 and AD8147/AD8148
3000
−86/−80
V/μs
dB
DIFFERENTIAL INPUT DC
Input Common-Mode Voltage Range
Input Resistance
−5 to +5
1.0
1.13
2
V
Differential
Single-ended input
Differential
ΔVOUT, dm/ΔVIN, cm, ΔVIN, cm = 1 V,
AD8146/AD8147/AD8148
kΩ
kΩ
pF
dB
Input Capacitance
DC CMRR
−53/−49/−55
2.00
DIFFERENTIAL OUTPUT
Differential Signal Gain
ΔVOUT, dm/ΔVIN, dm; ΔVIN, dm = 1 V,
AD8146 and AD8147
1.95
V/V
ΔVOUT, dm/ΔVIN, dm; ΔVIN, dm = 1 V, AD8148
Each single-ended output,
AD8146/AD8147/AD8148
−3.42
−3/−2.25/−3.42
+3.5
+3.4/+3.4/+3.5
V/V
V
Output Voltage Swing
Output Offset Voltage
Output Offset Drift
Output Balance Error
−19
+19
mV
μV/°C
dB
TMIN to TMAX
ΔVOUT, cm/ΔVIN, dm, ΔVOUT, dm = 2 V p-p,
f = 50 MHz,
8
−52/−49
AD8146 and AD8147/AD8148
DC, AD8146 and AD8148/AD8147
f = 1 MHz, AD8146 and AD8147/AD8148
Short to GND, source/sink
−41/−44
dB
nV/√Hz
mA
Output Voltage Noise (RTO)
Output Short-Circuit Current
25/42
+87/−67
VOCM DYNAMIC PERFORMANCE
(AD8146 ONLY)
−3 dB Bandwidth
Slew Rate
DC Gain
ΔVOCM = 100 mV p-p
VOCM = −1 V to +1 V, 25% to 75%
ΔVOCM = 1 V
340
800
MHz
V/μs
V/V
0.986
−20
1.000
VOCM INPUT CHARACTERISTICS
(AD8146 ONLY)
Input Voltage Range
Input Resistance
Input Offset Voltage
DC CMRR
3
12.5
V
kΩ
mV
dB
+20
−48
ΔVOUT, dm/ΔVOCM, ΔVOCM = 1 V
SYNC DYNAMIC PERFORMANCE
(AD8147/AD8148 ONLY)
Slew Rate
VOUT, cm = −1 V to +1 V; 25% to 75%
1000
V/μs
Rev. 0 | Page 3 of 24