s-89120bph-h4b-tfg Seiko Instruments Inc., s-89120bph-h4b-tfg Datasheet - Page 13

• Manufacturer Part Number: s-89120bph-h4b-tfg
• Description: Mini Analog Series Cmos Operational Amplifier
• Manufacturer: Seiko Instruments Inc.

Rev.1.1
8. Voltage gain (open loop)
9. Slew rate (SR)
Measured by the voltage follower circuit.
• Voltage-gain (open loop) (A
(= V
The voltage gain (A
Test conditions:
When V
When V
A
V
V
V
_00
VOL
IN(+)
OUT
IN(
CMR
R
R
－
= 20 log
S
S
)
)
V
(= 0 V)
= V
V
SS
M
M
CMR Max.
= V
= V
DD
/ 2
DD
SS
R



F
+ 0.5 V: V
− 0.5 V: V
V
D.U.T
OUT1
−
+
V
VOL
M1
V
DD
) can be calculated by the following expression, with measured V
− V
− V
Figure 14
M
M
M2
OUT2
MINI ANALOG SERIES CMOS OPERATIONAL AMPLIFIER
= V
= V
R
F
VOL
M2
M1
×
, V
, V
)
V
R
M
OUT
F
OUT
Figure 15
R
+ R
S
NULL
+
−
Seiko Instruments Inc.
= V
= V
V
S



V
DDN
t
OUT2
R
OUT1
SSN
= t
,
F
= 20 ns (V
t
t
THL
TLH
SS
to V
V
OUT
CMR Max.
V
V
)
CMR Max.
CMR Max.
× 0.9
× 0.1
S-89110/120 Series
OUT
SR =
SR =
at each V
V
V
CMR Max.
CMR Max.
t
t
M
TLH
THL
.
× 0.8
× 0.8
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