s-89713b-k8t2u Seiko Instruments Inc., s-89713b-k8t2u Datasheet - Page 10

• Manufacturer Part Number: s-89713b-k8t2u
• Description: Mini Analog Series Low Input Offset Voltage Cmos Operational Amplifier
• Manufacturer: Seiko Instruments Inc.

10
MINI ANALOG SERIES LOW INPUT OFFSET VOLTAGE CMOS OPERATIONAL AMPLIFIER
S-89713B Series
8. Voltage gain (open loop)
9. Slew rate (SR)
Measured by the voltage follower circuit.
(= V
• Voltage-gain (open loop) (A
V
V
The voltage gain (A
Test conditions:
When V
When V
A
R
OUT
IN(+)
V
IN(
VOL
L
CMR
= 10 kΩ
－
R
R
)
= 20 log
)
S
S
= V
R
V
V
( = 0 V)
M
M
F
DD
SS
DD
= V
= 0.1 V: V
/ 2
DD



− 0.1 V: V
V
C
OUT1
D.U.T
F
V
−
+
VOL
M
M1
V
= V
DD
) can be calculated by the following expression, with measured V
− V
− V
M2
V
Figure 12
M
M2
OUT2
DD
, V
= V
Figure 13
/ 2
C
R
R
OUT
VOL
M1
F
F
L
×
, V
= V
)
R
F
OUT
R
OUT2
+ R
S
Seiko Instruments Inc.
= V
NULL
V
+
−
S
V



M
V
t
OUT1
DDN
R
SSN
= t
,
F
= 20 ns (V
t
t
THL
TLH
V
OUT
SS
to V
DD
)
V
V
DD
DD
×0.9
×0.1
OUT
at each V
At fall
At rise
SR
SR
=
=
Rev.1.0
V
V
DD
M
DD
t
t
.
THL
TLH
×
×
0
0
8 .
8 .
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