THS4505 Datasheet, PDF (4/38 Pages) Texas Instruments – WIDEBAND, LOW-DISTORTION, FULLY DIFFERENTIAL AMPLIFIERS

THS4504
THS4505
SLOS363C – AUGUST 2002 – REVISED MARCH 2004
www.ti.com
ELECTRICAL CHARACTERISTICS
V_S = ±5 V, R_f = R_g = 499 Ω, R_L = 800 Ω, G = +1, Single-ended input unless otherwise noted.
THS4504 AND THS4505
PARAMETER
TEST CONDITIONS
TYP
25°C
25°C
OVER TEMPERATURE
0°C to
70°C
-40°C to
85°C
UNITS
AC PERFORMANCE
Small-signal bandwidth
Gain-bandwidth product
G = 1, P_IN= -20 dBm, R_f = 499Ω
260
G = 2, P_IN= -20 dBm, R_f = 499Ω
110
G = 5, P_IN= -20 dBm, R_f = 499Ω
40
G = 10, P_IN= -20 dBm,
R_f = 499Ω
20
G > +10
210
MHz
MHz
MHz
MHz
MHz
Bandwidth for 0.1dB flatness
Large-signal bandwidth
Slew rate
Rise time
Fall time
Settling time to 0.01%
0.1%
Harmonic distortion
2^nd harmonic
P_IN = -20 dBm
G = 1, V_P = 2 V
4 V_PP Step
2 V_PP Step
2 V_PP Step
V_O = 4 V_PP
V_O = 4 V_PP
G = 1, V_O = 2 V_PP
f = 8 MHz
f = 30 MHz
65
250
1800
0.8
1
100
20
-79
-66
MHz
MHz
V/µs
ns
ns
ns
ns
dBc
dBc
f = 8 MHz
-93
dBc
3^rd harmonic
f = 30 MHz
-65
dBc
Third-order intermodulation
distortion
V_O = 2 V_PP, f_c= 30 MHz,
R_f = 499Ω ,
200 kHz tone spacing
-73
dBc
Third-order output intercept point
f_c = 30 MHz, R_f = 499Ω ,
Referenced to 50Ω
29
dBm
Input voltage noise
f > 1 MHz
8
nV/√Hz
Input current noise
f > 100 kHz
2
pA/√Hz
Overdrive recovery time
Overdrive = 5.5 V
60
ns
DC PERFORMANCE
Open-loop voltage gain
55
52
50
50
dB
Input offset voltage
-4
-7 / -1
-8 / 0
-9 / +1
mV
Average offset voltage drift
±10
±10
µV/°C
Input bias current
4
4.6
5
5.2
µA
Average bias current drift
±10
±10
nA/°C
Input offset current
0.5
1
2
2
µA
Average offset current drift
±40
±40
nA/°C
MIN/TYP
/MAX
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Typ
Min
Max
Typ
Max
Typ
Max
Typ
4