THS4521 Datasheet, PDF (4/43 Pages) Texas Instruments – VERY LOW POWER, NEGATIVE RAIL INPUT, RAIL-TO-RAIL OUTPUT, FULLY DIFFERENTIAL AMPLIFIER

THS4521
THS4522
THS4524
SBOS458B – DECEMBER 2008 – REVISED MAY 2009.................................................................................................................................................... www.ti.com
ELECTRICAL CHARACTERISTICS: V_S+ – V_S– = 3.3 V (continued)
At V_S+ = +3.3 V, V_S– = 0 V, V_OCM = open, V_OUT = 2 V_PP (differential), R_L = 1 kΩ differential, G = 1 V/V, single-ended input,
differential output, input and output referenced to midsupply, unless otherwise noted.
PARAMETER
INPUT
Common-Mode Input Voltage Low
Common-Mode Input Voltage High
Common-Mode Rejection Ratio (CMRR)
Input Resistance
OUTPUT
Output Voltage Low
Output Voltage High
Output Current Drive (for linear operation)
POWER SUPPLY
Specified Operating Voltage
Quiescent Operating Current, per channel
Power-Supply Rejection Ratio (±PSRR)
POWER DOWN
Enable Voltage Threshold
Disable Voltage Threshold
Disable Pin Bias Current
Power Down Quiescent Current
Turn-On Time Delay
Turn-Off Time Delay
V_OCM VOLTAGE CONTROL
Small-Signal Bandwidth
Slew Rate
Gain
Common-Mode Offset Voltage from V_OCM Input
Input Bias Current
V_OCM Voltage Range
Input Impedance
Default Output Common-Mode Voltage Offset from
(V_S+– V_S–)/2
THERMAL CHARACTERISTICS
Specified Operating Range
All Packages
Thermal Resistance, θ_JA
THS4521 D
SO-8
DGK
MSOP-8
THS4522 PW
TSSOP-16
THS4524 DBT
TSSOP-38
CONDITIONS
T_A = +25°C
T_A = –40°C to +85°C
T_A = +25°C
T_A = –40°C to +85°C
T_A = +25°C
T_A = –40°C to +85°C
T_A = +25°C
T_A = –40°C to +85°C
R_L = 50 Ω
T_A = +25°C
T_A = –40°C to +85°C
Assured on above 2.1 V
Assured off below 0.7 V
Time to V_OUT = 90% of final value, V_IN= 2 V,
R_L = 200 Ω
Time to V_OUT = 10% of original value, V_IN= 2
V, R_L = 200 Ω
Measured at V_OUT with V_OCM input driven,
V_OCM = 1.65 V ±0.5 V
V_OCM = 1.65 V ±0.5 V
Measured at V_OUT with V_OCM input open
Junction-to-ambient
THS4521, THS4522, THS4524
MIN
TYP
MAX
–0.2
–0.1
–0.1
0
1.9
2
1.8
1.9
80
100
110 1.5
0.08
0.15
0.09
0.2
3.0
3.1
2.95
3.05
±35
2.5
5.5
0.9
1.0
1.2
0.85
1.0
1.25
80
100
1.6
2.1
0.7
1.6
1
10
108
88
23
55
0.98
0.99
1.02
±2.5
±4
±5
±8
1
0.8 to 2.5 2.3
72 1.5
±1.5
±5
–40 to +85
194
269
116
81
UNIT
V
V
V
V
dB
kΩ pF
V
V
V
V
mA
V
mA
mA
dB
V
V
µA
µA
ns
ns
MHz
V/µs
V/V
mV
µA
V
kΩ pF
mV
°C
°C/W
°C/W
°C/W
°C/W
TEST
LEVEL ⁽¹⁾
A
B
A
B
A
C
A
B
A
B
C
B
A
B
A
A
A
C
C
B
B
C
C
A
B
B
A
C
A
C
C
C
C
C
4
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