THS4524-EP Datasheet, PDF (6/48 Pages) Texas Instruments – VERY LOW POWER, NEGATIVE RAIL INPUT, RAIL-TO-RAIL OUTPUT, FULLY DIFFERENTIAL AMPLIFIER

THS4524-EP
SBOS609A – JUNE 2012 – REVISED AUGUST 2013
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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, and input and output referenced to midsupply, unless otherwise noted.
PARAMETER
CONDITIONS
T_A = -55°C to 125°C
MIN
TYP
MAX
UNIT
TEST
LEVEL ⁽¹⁾
INPUT
Common-Mode Input Voltage Low
-0.1
0
V
A
Common-Mode Input Voltage High
1.8
1.9
V
A
Common-Mode Rejection Ratio (CMRR)
73.8
100
dB
A
Input Resistance
110∥1.5
kΩ∥pF
C
OUTPUT
Output Voltage Low
0.09
0.2
V
A
Output Voltage High
2.95
3.05
V
A
Output Current Drive (for linear operation)
POWER SUPPLY
R_L = 50 Ω
±35
mA
C
Specified Operating Voltage
2.5
5.5
V
A
Quiescent Operating Current, per channel
0.85
1.0
1.25
mA
A
Power-Supply Rejection Ratio (±PSRR)
65
100
dB
A
POWER DOWN
Enable Voltage Threshold
Assured on above 2.1 V
1.6
2.1
V
A
Disable Voltage Threshold
Assured off below 0.7 V
0.7
1.6
V
A
Disable Pin Bias Current
1
μA
C
Power Down Quiescent Current
10
μA
C
Turn-On Time Delay
Turn-Off Time Delay
V_OCM VOLTAGE CONTROL
Small-Signal Bandwidth
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
108
ns
C
88
ns
C
23
MHz
C
Slew Rate
55
V/μs
C
Gain
0.98
0.99
1.021
V/V
A
Common-Mode Offset Voltage from V_OCM
Input
Input Bias Current
V_OCM Voltage Range
Input Impedance
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
±2.5
±7
mV
A
±5
±8
μA
A
0.8 to 2.5
V
C
72∥1.5
kΩ∥pF
C
Default Output Common-Mode Voltage
Offset from (V_S+– V_S–)/2
Measured at V_OUT with V_OCM input open
±1.5
±5
mV
A
6
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