THS4505 Datasheet, PDF (5/45 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
+25°C
OVER TEMPERATURE
0°C to
+70°C
–40°C to
+85°C
UNIT
INPUT
Common-mode input range
–5.7/2.6 –5.4/2.3 –5.1/2
–5.1/2
V
Common-mode rejection ratio
Input impedance
80
74
70
10⁷ || 1
70
dB
Ω || pF
OUTPUT
Differential output voltage swing
Differential output current drive
Output balance error
Closed-loop output impedance
(single-ended)
R_L = 1 kΩ
R_L = 20 Ω
P_IN = –20 dBm, f = 100 kHz
f = 1 MHz
±8
±7.6
±7.4
±7.4
V
130
110
100
100
mA
–65
dB
0.1
Ω
OUTPUT COMMON-MODE VOLTAGE CONTROL
Small-signal bandwidth
Slew rate
Minimum gain
R_L = 400 Ω
2 V_PP Step
200
MHz
92
V/µs
1
0.98
0.98
0.98
V/V
Maximum gain
1
1.02
1.02
1.02
V/V
Common-mode offset voltage
–0.4 –4.6/+3.8 –6.6/+5.8 –7.6/+6.8
mV
Input bias current
Input voltage range
V_OCM = 2.5 V
100
150
170
170
µA
±4
±3.7
±3.4
±3.4
V
Input impedance
25 || 1
kΩ || pF
Maximum default voltage
Minimum default voltage
POWER SUPPLY
V_OCM left floating
V_OCM left floating
0
0.05
0.10
0.10
V
0
–0.05
–0.10
–0.10
V
Specified operating voltage
±5
±7.5
±7.5
±7.5
V
Maximum quiescent current
16
20
23
25
mA
Minimum quiescent current
16
13
11
9
mA
Power-supply rejection (±PSRR)
80
76
73
70
dB
POWER-DOWN (THS4504 ONLY)
Enable voltage threshold
Device enabled ON above –2.9 V
–2.9
V
Disable voltage threshold
Device disabled OFF below
–4.3 V
–4.3
V
Power-down quiescent current
800
1000
1200
1200
µA
Input bias current
200
240
260
260
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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