THS4502 Datasheet, PDF (4/49 Pages) Texas Instruments – WIDEBAND, LOW-DISTORTION FULLY DIFFERENTIAL AMPLIFIERS

THS4502
THS4503
SLOS352E – APRIL 2002 – REVISED OCTOBER 2011
www.ti.com
ELECTRICAL CHARACTERISTICS V_S = ±5 V
R_f = R_g = 499Ω , R_L = 800 Ω, G = +1, Single-ended input unless otherwise noted.
THS4502 AND THS4503
PARAMETER
TEST CONDITIONS
TYP
25°C
OVER TEMPERATURE⁽¹⁾
25°C
0°C to
70°C
-40°C to
85°C
UNITS
MIN/
TYP/
MAX
AC PERFORMANCE
Small-signal bandwidth
Gain-bandwidth product
G = +1, P_IN = -20 dBm, R_f = 392 Ω
370
G = +2, P_IN = -30 dBm, R_f = 1 kΩ
175
G = +5, P_IN = -30 dBm, R_f = 1.3 kΩ
70
G = +10, P_IN = -30 dBm, R_f = 1.3 kΩ
30
G > +10
300
MHz Typ
MHz Typ
MHz Typ
MHz Typ
MHz Typ
Bandwidth for 0.1 dB flatness
Large-signal bandwidth
Slew rate
Rise time
Fall time
Settling time to 0.01%
Settling time to 0.1%
Harmonic distortion
2^nd harmonic
P_IN = -20 dBm
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
150
220
2800
0.8
0.6
8.3
6.3
-83
-74
MHz Typ
MHz Typ
V/µs Typ
ns Typ
ns Typ
ns Typ
ns Typ
Typ
dBc Typ
dBc Typ
3^rd harmonic
f = 8 MHz
-97
f = 30 MHz
-78
dBc Typ
dBc Typ
Third-order intermodulation
distortion
V_O = 2V_PP, f_c= 30 MHz, R_f = 392 Ω,
200 kHz tone spacing
-94
dBc Typ
Third-order output intercept point
f_c = 30 MHz, R_f = 392 Ω,
Referenced to 50 Ω
52
dBm Typ
Input voltage noise
f > 1 MHz
6.8
nV/√Hz Typ
Input current noise
f > 100 kHz
1.7
pA/√Hz Typ
Overdrive recovery time
Overdrive = 5.5 V
75
ns Typ
DC PERFORMANCE
Open-loop voltage gain
55
52
50
50
dB Min
Input offset voltage
-1
-4/+2
-5/+3
-6/+4
mV Max
Average offset voltage drift
±10
±10
µV/°C Typ
Input bias current
4
4.6
5
5.2
µA Max
Average bias current drift
±10
±10
nA/°C Typ
Input offset current
0.5
1
2
2
µA Max
Average offset current drift
±40
±40
nA/°C Typ
INPUT
Common-mode input range
±4.0
±3.7
±3.4
±3.4
V
Min
Common-mode rejection ratio
Input impedance
80
74
70
70
dB Min
10⁷ || 1
Ω || pF Typ
OUTPUT
Differential output voltage swing
Differential output current drive
Output balance error
Closed-loop output impedance
(single-ended)
R_L = 1 kΩ
R_L = 20Ω
P_IN = -20 dBm, f = 100 kHz
f = 1 MHz
±8
±7.6
120
110
-58
0.1
±7.4
100
±7.4
V
Min
100
mA Min
dB Typ
Ω
Typ
(1) See Maximum Die Temperature to Prevent Oscillation section in the Application Information of this data sheet.
4
Submit Documentation Feedback
Copyright © 2002–2011, Texas Instruments Incorporated
Product Folder Link(s): THS4502 THS4503