AD8138
SPECIFICATIONS
±D
IN
to ±OUT SPECIFICATIONS
At 25°C, V
S
= ±5 V, V
OCM
= 0, G = +1, R
L, dm
= 500 Ω, unless otherwise noted. Refer to Figure 39 for test setup and label descriptions. All
specifications refer to single-ended input and differential outputs, unless otherwise noted.
Table 1.
Parameter
DYNAMIC PERFORMANCE
−3 dB Small Signal Bandwidth
Bandwidth for 0.1 dB Flatness
Large Signal Bandwidth
Slew Rate
Settling Time
Overdrive Recovery Time
NOISE/HARMONIC PERFORMANCE
Second Harmonic
Conditions
V
OUT
= 0.5 V p-p, C
F
= 0 pF
V
OUT
= 0.5 V p-p, C
F
= 1 pF
V
OUT
= 0.5 V p-p, C
F
= 0 pF
V
OUT
= 2 V p-p, C
F
= 0 pF
V
OUT
= 2 V p-p, C
F
= 0 pF
0.01%, V
OUT
= 2 V p-p, C
F
= 1 pF
V
IN
= 5 V to 0 V step, G = +2
V
OUT
= 2 V p-p, 5 MHz, R
L, dm
= 800 Ω
V
OUT
= 2 V p-p, 20 MHz, R
L, dm
= 800 Ω
V
OUT
= 2 V p-p, 70 MHz, R
L, dm
= 800 Ω
V
OUT
= 2 V p-p, 5 MHz, R
L, dm
= 800 Ω
V
OUT
= 2 V p-p, 20 MHz, R
L, dm
= 800 Ω
V
OUT
= 2 V p-p, 70 MHz, R
L, dm
= 800 Ω
20 MHz
20 MHz
f = 100 kHz to 40 MHz
f = 100 kHz to 40 MHz
V
OS, dm
= V
OUT, dm
/2; V
DIN+
= V
DIN−
= V
OCM
= 0 V
T
MIN
to T
MAX
variation
T
MIN
to T
MAX
variation
Differential
Common mode
−2.5
Min
290
Typ
320
225
30
265
1150
16
4
−94
−87
−62
−114
−85
−57
−77
37
5
2
±1
±4
3.5
−0.01
6
3
1
−4.7 to +3.4
−77
7.75
95
−66
+2.5
7
Max
Unit
MHz
MHz
MHz
MHz
V/μs
ns
ns
dBc
dBc
dBc
dBc
dBc
dBc
dBc
dBm
nV/√Hz
pA/√Hz
mV
μV/°C
μA
μA/°C
MΩ
MΩ
pF
V
dB
V p-p
mA
dB
Third Harmonic
IMD
IP3
Voltage Noise (RTI)
Input Current Noise
INPUT CHARACTERISTICS
Offset Voltage
Input Bias Current
Input Resistance
Input Capacitance
Input Common-Mode Voltage
CMRR
OUTPUT CHARACTERISTICS
Output Voltage Swing
Output Current
Output Balance Error
1
∆V
OUT, dm
/∆V
IN, cm
; ∆V
IN, cm
= ±1 V
Maximum ∆V
OUT
; single-ended output
∆V
OUT, cm
/∆V
OUT, dm
; ∆V
OUT, dm
= 1 V
−70
Harmonic distortion performance is equal or slightly worse with higher values of R
L, dm
. See Figure 17 and Figure 18 for more information.
Rev. F | Page 3 of 24
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