THS4505 Datasheet, PDF (7/45 Pages) Texas Instruments – WIDEBAND, LOW-DISTORTION, FULLY DIFFERENTIAL AMPLIFIERS

THS4504
THS4505
www.ti.com ......................................................................................................................................................... SLOS363D – AUGUST 2002 – REVISED MAY 2008
ELECTRICAL CHARACTERISTICS: V_S = 5 V (continued)
V_S = 5 V, R_F = R_G = 499 Ω, R_L = 800 Ω, G = +1, and single-ended input, unless otherwise noted.
THS4504 AND THS4505
PARAMETER
TEST CONDITIONS
TYP
+25°C
OVER TEMPERATURE
+25°C
0°C to
+70°C
–40°C
to
+85°C
UNIT
INPUT
Common-mode input range
–0.7/2.6 –0.4/2.3 –0.1/2 –0.1/2
V
Common-mode rejection ratio
Input impedance
80
74
10⁷ || 1
70
70
dB
Ω || pF
OUTPUT
Differential output voltage swing
Output current drive
Output balance error
Closed-loop output
impedance (single-ended)
R_L = 1 kΩ, Referenced to 2.5 V
R_L = 20 Ω
P_IN = –20 dBm, f = 100 kHz
f = 1 MHz
±3.3
±3
110
90
–38
0.1
±2.8
±2.8
V
80
80
mA
dB
Ω
OUTPUT COMMON-MODE VOLTAGE CONTROL
Small-signal bandwidth
Slew rate
Minimum gain
R_L = 400 Ω
2 V_PP Step
160
80
1
0.98
MHz
V/µs
0.98
0.98
V/V
Maximum gain
1
1.02
1.02
1.02
V/V
Common-mode offset
voltage
0.4 –2.6/3.4 –4.2/5.4 –5.6/6.4 mV
Input bias current
Input voltage range
V_OCM = 2.5 V
1
2
3
3
µA
1/4
1.2/3.8 1.3/3.7 1.3/3.7
V
Input impedance
25 || 1
kΩ || pF
Maximum default voltage
Minimum default voltage
POWER SUPPLY
V_OCM left floating
V_OCM left floating
2.5
2.55
2.6
2.6
V
2.5
2.45
2.4
2.4
V
Specified operating voltage
5
15
15
15
V
Maximum quiescent current
14
17
19
21
mA
Minimum quiescent current
14
11
10
8
mA
Power-supply rejection (+PSRR)
75
72
69
66
dB
POWER-DOWN (THS4504 ONLY)
Enable voltage threshold
Device enabled ON above 2.1 V
2.1
V
Disable voltage threshold
Device disabled OFF below
0.7 V
0.7
V
Power-down quiescent
current
600
800
1200
1200
µA
Input bias current
100
125
140
140
µA
Input impedance
50 || 1
kΩ || pF
Turn-on time delay
1000
ns
Turn-off time delay
800
ns
MIN/TYP/
MAX
Min
Min
Typ
Min
Min
Typ
Typ
Typ
Typ
Min
Max
Max
Max
Min
Typ
Max
Min
Max
Max
Min
Min
Min
Max
Max
Max
Typ
Typ
Typ
Copyright © 2002–2008, Texas Instruments Incorporated
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Product Folder Link(s): THS4504 THS4505