LM321
www.onsemi.com
4
Table 5. ELECTRICAL CHARACTERISTICS − V
S
= 32 V
(At T
A
= +25°C, R
L
= 10 kW connected to mid-supply, V
CM
= V
OUT
= mid-supply, unless otherwise noted.
Boldface limits apply over the specified temperature range, T
A
= –40°C to 85°C, guaranteed by characterization and/or design.)
Parameter
Symbol Conditions Min Typ Max Unit
INPUT CHARACTERISTICS
Offset Voltage
V
OS
V
S
=32V, V
CM
=V
EE
to V
CC
– 1.7 V
T
A
= 25°C
T
A
= –40°C to 85°C
−
−
0.3
−
7
9
mV
Offset Voltage Drift vs Temp
DV
OS
/DT
T
A
= –40°C to 85°C − 7 −
mV/°C
Common Mode Rejection Ratio CMRR V
CM
= V
EE
to V
CC
– 1.7 V − 100 − dB
OUTPUT CHARACTERISTICS
Open Loop Voltage Gain
A
VOL
T
A
= 25°C
T
A
= –40°C to 85°C
−
84
100
−
−
−
dB
Open Loop Output Impedance Z
OUT_OL
f = UGBW, I
O
= 0 mA − 2,000 −
W
Output Voltage High V
OH
R
L
= 2 kW to V
EE
R
L
= 10 kW to V
EE
V
CC
−2.5
V
CC
−2.5
V
CC
−2.0
V
CC
−1.5
−
−
V
Output Voltage Low V
OL
R
L
= 10 kW to V
CC
− V
EE
+1.0 V
EE
+1.5 V
Capacitive Load Drive C
L
Phase Margin = 15° − 1,500 − pF
NOISE PERFORMANCE
Voltage Noise Density
e
N
f
IN
= 1 kHz − 40 − nV/√Hz
Total Harmonic Distortion +
Noise
THD+N V
S
=30V, f
IN
= 1 kHz, R
L
to V
CC
− 0.02 − %
DYNAMIC PERFORMANCE
Gain Bandwidth Product
GBWP C
L
= 25 pF, R
L
to V
CC
− 900 − kHz
Gain Margin A
M
C
L
= 25 pF, R
L
to V
CC
− 18 − dB
Phase Margin
a
M
C
L
= 25 pF, R
L
to V
CC
− 66 − °
Slew Rate SR C
L
= 25 pF, R
L
= ∞ − 0.4 −
V/ms
POWER SUPPLY
Power Supply Rejection Ratio
PSRR V
S
= 5 V to 32 V 62 100 − dB
Quiescent Current I
Q
No Load, V
S
=32V − 0.3 1.2 mA
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
