LMH6554_15 Datasheet, PDF (6/29 Pages) Texas Instruments – LMH6554 2.8-GHz Ultra Linear Fully Differential Amplifier

LMH6554
SNOSB30P – OCTOBER 2008 – REVISED JANUARY 2015
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Electrical Characteristics: +5 V (continued)
Unless otherwise specified, all limits are ensured for T_A = +25°C, A_V = +2, V⁺ = +2.5 V, V− = −2.5 V, R_L = 200 Ω, V_CM =
(V⁺+V^-)/2, R_F = 200 Ω, for single-ended in, differential out.⁽¹⁾
PARAMETER
TEST CONDITIONS
MIN ⁽²⁾ TYP ⁽³⁾ MAX ⁽²⁾ UNIT
R_IN
C_IN
CMVR
Differential Input Resistance
Differential
Differential Input Capacitance
Differential
Input Common Mode Voltage Range CMRR > 32 dB
19
Ω
1
pF
±1.25
±1.3
V
OUTPUT PERFORMANCE
Output Voltage Swing ⁽³⁾
Single-Ended Output
±1.35
±1.42
V
I_OUT
Output Current ⁽³⁾
V_OUT = 0V
±120
±150
mA
I_SC
Short Circuit Current
One Output Shorted to Ground
V_IN = 2V Single-Ended ⁽⁶⁾
150
mA
Output Balance Error
ΔVOUT Common Mode /ΔV_OUT
Differential, ΔV_OD = 1V, f < 1 Mhz
−64
dB
OUTPUT COMMON MODE CONTROL CIRCUIT
Common Mode Small Signal
Bandwidth
V_IN⁺ = V_IN^− = 0V
500
MHz
V_OSCM
I_OSCM
Slew Rate
Input Offset Voltage
Input Offset Current
Voltage Range
V_IN⁺ = V_IN^− = 0V
Common Mode, V_ID = 0, V_CM = 0V
(7)
−16
±1.18
200
−6.5
6
±1.25
V/μs
4 mV
18 μA
V
CMRR
Input Resistance
Measure V_OD, V_ID = 0V
82
dB
180
kΩ
Gain
MISCELLANEOUS PERFORMANCE
ΔV_OCM/ΔV_CM
0.99
0.995
1.0 V/V
Z_T
PSRR
Open Loop Transimpedance Gain
Power Supply Rejection Ratio
Differential
DC, ΔV⁺ = ΔV^− = 1V
180
kΩ
74
95
dB
I_S
Supply Current ⁽³⁾
Enable Voltage Threshold
Disable Voltage Threshold
R_L = ∞
Single 5V Supply ⁽⁸⁾
Single 5V Supply ⁽⁸⁾
At extreme
temperatures
46
52
2.5
2.5
57
mA
60
V
V
Enable/Disable Time
15
ns
I_SD
Supply Current, Disabled
Enable=0, Single 5-V
supply
At extreme
temperatures
450
510
570
μA
600
(6) Short circuit current should be limited in duration to no more than 10 seconds. See Power Dissipation for more details.
(7) Negative input current implies current flowing out of the device.
(8) V_EN threshold is typically +/-0.3V centered around (V⁺ + V^-) / 2 relative to ground.
6
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