Electrical characteristics TSH350
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2 Electrical characteristics
Table 3. Electrical characteristics for V
CC
= ±2.5V, T
amb
= 25°C (unless otherwise specified)
Symbol Parameter Test conditions Min. Typ. Max. Unit
DC performance
V
io
Input offset voltage
Offset voltage between both inputs
T
amb
0.8 4
mV
T
min
< T
amb
< T
max
1
ΔV
io
V
io
drift vs. temperature T
min
< T
amb
< T
max
0.9 μV/°C
I
ib+
Non inverting input bias current
DC current necessary to bias the input +
T
amb
12 35
μA
T
min
< T
amb
< T
max
13
I
ib-
Inverting input bias current
DC current necessary to bias the input -
T
amb
120
μA
T
min
< T
amb
< T
max
2.5
CMR
Common mode rejection ratio
20 log (
Δ
V
ic
/
Δ
V
io
)
ΔV
ic
= ±1V 56 60
dB
T
min
< T
amb
< T
max
58
SVR
Supply voltage rejection ratio
20 log (
Δ
V
CC
/
Δ
V
io
)
ΔV
CC
=+3.5V to +5V 68 81
dB
T
min
< T
amb
< T
max
78
PSR
Power supply rejection ratio
20 log (
Δ
V
CC
/
Δ
V
out)
A
V
= +1, ΔV
CC
=±100mV
at 1kHz
51
dB
T
min
< T
amb
< T
max
48
I
CC
Positive supply current
DC consumption with no input signal
No load 4.1 4.9 mA
Dynamic performance and output characteristics
R
OL
Transimpedance
Output voltage/input current gain in open
loop of a CFA.
For a VFA, the analog of this feature is the
open loop gain (A
VD
)
ΔV
out
= ±1V, R
L
= 100Ω 170 270 kΩ
T
min
< T
amb
< T
max
250 kΩ
Bw
-3dB bandwidth
Frequency where the gain is 3dB below the
DC gain A
V
Note: Gain bandwidth product criterion is not
applicable for current-feedback-amplifiers
Small signal
V
out
=20mV
pp
A
V
= +1, R
L
= 100Ω
A
V
= +2, R
L
= 100Ω
A
V
= +10, R
L
= 100Ω
A
V
= -2, R
L
= 100Ω
250
550
390
125
370
MHz
Gain flatness @ 0.1dB
Band of frequency where the gain variation
does not exceed 0.1dB
Small signal
V
out
=100mV
p
A
V
= +1, R
L
= 100Ω
65
SR
Slew rate
Maximum output speed of sweep in large
signal
V
out
= 2V
pp
, A
V
= +2,
R
L
= 100Ω
940 V/μs
V
OH
High level output voltage
R
L
= 100Ω 1.44 1.56 V
T
min
< T
amb
< T
max
1.49
Obsolete Product(s) - Obsolete Product(s)
