THS4505 Datasheet, PDF (6/38 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
OVER TEMPERATURE
25°C
0°C to -40°C
70°C to 85°C
UNITS
AC PERFORMANCE
Small-signal bandwidth
Gain-bandwidth product
G = 1, P_IN = -20 dBm, R_f = 499Ω
210
G = 2, P_IN= -20 dBm, R_f = 499Ω
120
G = 5, P_IN= -20 dBm, R_f = 499Ω
40
G = 10, P_IN= -20 dBm, R_f = 499Ω
20
G > +10
200
MHz
MHz
MHz
MHz
MHz
Bandwidth for 0.1 dB
flatness
P_IN = -20 dBm
100
MHz
Large-signal bandwidth
G = 1, V_P= 1 V
200
Slew rate
2 V_PP Step
900
Rise time
2 V_PP Step
1.1
Fall time
2 V_PP Step
1
Settling time to 0.01%
V_O = 2 V Step
100
0.1%
V_O = 2 V Step
20
Harmonic distortion
G = 1, V_O = 2 V_PP
f = 8 MHz,
-77
2^nd harmonic
f = 30 MHz
-56
MHz
V/µs
ns
ns
ns
ns
dBc
dBc
f = 8 MHz
-74
dBc
3^rd harmonic
f = 30 MHz
-57
dBc
Third-order intermodulation
distortion
V_O = 2 V_PP, f_c= 30 MHz, R_f = 499 Ω,
200 kHz tone spacing
-72
dBc
Third-order output
intercept point
f_c = 30 MHz, R_f = 499Ω ,
Referenced to 50Ω
28
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
54
51
49
49
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
0.7
1.2
1.2
µA
Average offset current drift
±20
±20
nA/°C
MIN/TY
P/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
6