User's Manual

PRELIMINARY
CYBLE-224110-00
Document Number: 002-11264 Rev. *A Page 20 of 43
Analog Peripherals
Opamp
Table 18. Opamp Specifications
Parameter Description Min Typ Max Unit Details/Conditions
I
DD
(Opamp Block Current. V
DD
= 1.8V. No Load)
I
DD_HI
Power = high – 1000 1300 µA –
I
DD_MED
Power = medium – 500 – µA –
I
DD_LOW
Power = low – 250 350 µA –
GBW (Load = 20 pF, 0.1 mA. V
DDA
= 2.7V)
GBW_HI Power = high 6 – – MHz –
GBW_MED Power = medium 4 – – MHz –
GBW_LO Power = low – 1 – MHz –
I
OUT_MAX
(V
DDA
≥ 2.7V, 500 mV from Rail)
I
OUT_MAX_HI
Power = high 10 – – mA –
I
OUT_MAX_MID
Power = medium 10 – – mA –
I
OUT_MAX_LO
Power = low – 5 – mA –
I
OUT
(V
DDA
= 1.71V, 500 mV from Rail)
I
OUT_MAX_HI
Power = high 4 – – mA –
I
OUT_MAX_MID
Power = medium 4 – – mA –
I
OUT_MAX_LO
Power = low – 2 – mA –
V
IN
Charge pump on, V
DDA
≥ 2.7V –0.05 – V
DDA
– 0.2 V –
V
CM
Charge pump on, V
DDA
≥ 2.7V –0.05 – V
DDA
– 0.2 V –
V
OUT
(V
DDA
≥ 2.7V)
V
OUT_1
Power = high, I
LOAD
= 10 mA 0.5 – V
DDA
– 0.5 V –
V
OUT_2
Power = high, I
LOAD
= 1 mA 0.2 – V
DDA
– 0.2 V –
V
OUT_3
Power = medium, I
LOAD
= 1 mA 0.2 – V
DDA
– 0.2 V –
V
OUT_4
Power = low, I
LOAD
= 0.1 mA 0.2 – V
DDA
– 0.2 V –
V
OS_TR
Offset voltage, trimmed 1 ±0.5 1 mV High mode
V
OS_TR
Offset voltage, trimmed – ±1 – mV Medium mode
V
OS_TR
Offset voltage, trimmed – ±2 – mV Low mode
V
OS_DR_TR
Offset voltage drift, trimmed –10 ±3 10 µV/C High mode
V
OS_DR_TR
Offset voltage drift, trimmed – ±10 – µV/C Medium mode
V
OS_DR_TR
Offset voltage drift, trimmed – ±10 – µV/C Low mode
CMRR DC 65 70 – dB
V
DDD
= 3.6V,
High-power mode
PSRR At 1 kHz, 100-mV ripple 70 85 – dB V
DDD
= 3.6V
Noise
V
N1
Input referred, 1 Hz–1 GHz, power = high – 94 – µVrms –
V
N2
Input referred, 1 kHz, power = high – 72 – nV/rtHz –
V
N3
Input referred, 10 kHz, power = high – 28 – nV/rtHz –
V
N4
Input referred, 100 kHz, power = high – 15 – nV/rtHz –