EZR32WG330 Datasheet, PDF (48/87 Pages) Silicon Laboratories – Building and home automation

4.13 Operational Amplifier (OPAMP)
The electrical characteristics for the Operational Amplifiers are based on simulations.
Table 4.18. OPAMP
Parameter
Symbol
Test Condition
Min
(OPA2)BIASPROG=0xF,
─
(OPA2)HALFBIAS=0x0, Unity Gain
Active Current
I_OPAMP
(OPA2)BIASPROG=0x7,
(OPA2)HALFBIAS=0x1, Unity Gain
─
(OPA2)BIASPROG=0x0,
─
(OPA2)HALFBIAS=0x1, Unity Gain
(OPA2)BIASPROG=0xF,
─
(OPA2)HALFBIAS=0x0
Open Loop Gain
G_OL
(OPA2)BIASPROG=0x7,
(OPA2)HALFBIAS=0x1
─
(OPA2)BIASPROG=0x0,
─
(OPA2)HALFBIAS=0x1
(OPA2)BIASPROG=0xF,
─
(OPA2)HALFBIAS=0x0
Gain Bandwidth Product ^GBWOPA
MP
(OPA2)BIASPROG=0x7,
(OPA2)HALFBIAS=0x1
─
(OPA2)BIASPROG=0x0,
─
(OPA2)HALFBIAS=0x1
Phase Margin
(OPA2)BIASPROG=0xF,
─
(OPA2)HALFBIAS=0x0, C_L=75 pF
PM_OPAM
(OPA2)BIASPROG=0x7,
─
P
(OPA2)HALFBIAS=0x1, C_L=75 pF
(OPA2)BIASPROG=0x0,
─
(OPA2)HALFBIAS=0x1, C_L=75 pF
Input Resistance
R_INPUT
─
Load Resistance
R_LOAD
200
DC Load Current
I_{LOAD_DC}
─
OPAxHCMDIS=0
V_SS
Input Voltage
V_INPUT
OPAxHCMDIS=1
V_SS
Output Voltage
V_OUTPUT
V_SS
Unity Gain, V_SS<V_in<V_DD,
-13
OPAxHCMDIS=0
Input Offset Voltage
V_OFFSET
Unity Gain, V_SS<V_in<V_DD-1.2,
─
OPAxHCMDIS=1
Input Offset Voltage Drift V_OFF-
─
SET_DRIF
T
EZR32WG330 Data Sheet
Electrical Specifications
Typ
Max
Unit
370
460
µA
95
135
µA
13
25
µA
101
─
dB
98
─
dB
91
─
dB
6.1
─
MHz
1.8
─
MHz
0.25
─
MHz
64
─
°
58
─
°
58
─
°
100
─
MΩ
─
─
Ω
─
11
mA
─
V_DD
V
─
V_DD-1.2
V
─
V_DD
V
0
11
mV
1
─
mV
─
0.02
mV/°C
silabs.com | Smart. Connected. Energy-friendly.
Rev. 1.1 | 47