LMH6552 Datasheet, PDF (8/38 Pages) Texas Instruments – 1.5-GHz Fully Differential Amplifier

LMH6552
SNOSAX9I – APRIL 2007 – REVISED JANUARY 2015
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Electrical Characteristics ±2.5 V⁽¹⁾ (continued)
Unless otherwise specified, all limits are ensured for T_A = 25°C, V⁺ = +2.5V, V^− = −2.5V, A_V = 1, V_CM = 0V, R_F = R_G = 357Ω,
R_L = 500Ω, for single ended in, differential out.
PARAMETER
TEST CONDITIONS
MIN ⁽²⁾ TYP ⁽³⁾ MAX ⁽²⁾ UNIT
Output Balance Error
MISCELLANEOUS PERFORMANCE
ΔV_OUT Common Mode /ΔV_OUT
Differential, ΔV_OD = 1V, f < 1 MHz
60
dB
ZT
Open Loop Transimpedance
Differential
107
dBΩ
PSRR
I_S
Power Supply Rejection Ratio
Supply Current ⁽³⁾
DC, ΔV_S = ±1V
R_L = ∞
80
17
20.4
dB
24
27
mA
Enable Voltage Threshold
3.0
V
Disable Voltage Threshold
2.0
V
Enable/Disable Time
15
ns
I_SD
Disable Shutdown Current
OUTPUT COMMON MODE CONTROL CIRCUIT
500
600 µA
Common Mode Small Signal
Bandwidth
V_IN⁺ = V_IN^− = 0
310
MHz
V_OSCM
Slew Rate
Input Offset Voltage
Input Bias Current
V_IN⁺ = V_IN^− = 0
Common Mode, V_ID = 0, V_CM = 0
(6)
430
V/μs
1.65
±15 mV
−2.9
µA
Voltage Range
±1.19
±1.25
V
CMRR
Input Resistance
Measure V_OD, V_ID = 0V
80
dB
200
kΩ
Gain
ΔV_O,CM/ΔV_CM
0.995
1.0
1.012 V/V
(6) Negative input current implies current flowing out of the device.
7.7 Typical Characteristics V⁺ = +5 V, V^− = −5 V
(T_A = 25°C, R_F = R_G = 357Ω, R_L = 500Ω, A_V = 1, for single ended in, differential out, unless specified).
1
A_V = 1
0
-1
-2
-3
A_V = 4
A_V = 2
-4
A_V = 8
-5
-6
-7
-8 ^{VOUT = 0.2 VPP}
DIFFERENTIAL INPUT
-9
1
10
100
1000
FREQUENCY (MHz)
10000
Figure 1. Frequency Response vs Gain
1
0
-1
A_V = 8, R_F = 400:
-2
A_V = 1
-3
A_V = 4
-4
-5
A_V = 2
-6
-7
-8 ^{VOUT = 0.2 VPP}
SINGLE-ENDED INPUT
-9
1
10
100
1000
10000
FREQUENCY (MHz)
Figure 2. Frequency Response vs Gain
8
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