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THS4521 Datasheet(PDF) 11 Page - Texas Instruments

Part # THS4521
Description  THS452x Very Low Power, Negative Rail Input, Rail-To-Rail Output, Fully Differential Amplifier
PDF  71 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

THS4521 Datasheet(HTML) 11 Page - Texas Instruments

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THS4521, THS4522, THS4524
www.ti.com
SBOS458H – DECEMBER 2008 – REVISED JUNE 2015
Electrical Characteristics: VS+ – VS– = 5 V (continued)
At VS+ = 5 V, VS– = 0 V, VOCM = open, VOUT = 2 VPP (differential), RF = 1 kΩ, RL = 1 kΩ differential, G = 1 V/V, single-ended
input, differential output, input and output referenced to midsupply, unless otherwise noted.
TEST
PARAMETER
TEST CONDITIONS
LEVEL(1)
MIN
TYP
MAX
UNIT
TA = +25°C
B
±30
±180
nA
Input offset current
TA = –40°C to +85°C
B
±30
±215
nA
Input offset current drift(3)
TA = –40°C to +85°C
B
±100
±600
pA/°C
INPUT
TA = +25°C
A
–0.2
–0.1
V
Common-mode input voltage low
TA = –40°C to +85°C
B
–0.1
0
V
TA = +25°C
A
3.6
3.7
V
Common-mode input voltage high
TA = –40°C to +85°C
B
3.5
3.6
V
Common-mode rejection ratio (CMRR)
A
80
102
dB
Input impedance
C
100
∥0.7
k
Ω∥pF
OUTPUT
TA = +25°C
A
0.10
0.15
V
Output voltage low
TA = –40°C to +85°C
B
0.115
0.2
V
TA = +25°C
A
4.7
4.75
V
Output voltage high
TA = –40°C to +85°C
B
4.65
4.7
V
Output current drive (for linear operation)
RL = 50 Ω
C
±55
mA
POWER SUPPLY
Specified operating voltage
B
2.5
5.0
5.5
V
TA = +25°C
A
0.95
1.14
1.25
mA
Quiescent operating current, per channel
TA = –40°C to +85°C
B
0.9
1.15
1.3
mA
Power-supply rejection ratio (±PSRR)
A
80
100
dB
POWER DOWN
Enable voltage threshold
Ensured on above 2.1 V
A
1.6
2.1
V
Disable voltage threshold
Ensured off below 0.7 V
A
0.7
1.6
V
Disable pin bias current
C
1
μA
Power-down quiescent current
C
20
μA
Time to VOUT = 90% of final value,
Turn-on time delay
B
70
ns
VIN= 2 V, RL = 200 Ω
Time to VOUT = 10% of original value,
Turn-off time delay
B
60
ns
VIN= 2 V, RL = 200 Ω
VOCM VOLTAGE CONTROL
Small-signal bandwidth
C
23
MHz
Slew rate
C
55
V/
μs
Gain
A
0.98
0.99
1.02
V/V
Measured at VOUT with VOCM input driven,
Common-mode offset voltage from VOCM input
B
±5
±9
mV
VOCM = 2.5 V ±1 V
Input bias current
VOCM = 2.5V ±1 V
B
±20
±25
μA
VOCM voltage range
A
1
0.8 to 4.2
4
V
Input impedance
C
46
∥1.5
k
Ω∥pF
Default output common-mode voltage offset from
Measured at VOUT with VOCM input open
A
±1
±5
mV
(VS+– VS–) / 2
Copyright © 2008–2015, Texas Instruments Incorporated
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Product Folder Links: THS4521 THS4522 THS4524



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