Product Specifications
CY8C29466/CY8C29566
CY8C29666/CY8C29866
Document Number: 38-12013 Rev. AB Page 25 of 67
DC Low-Power Comparator Specifications
Tab le 17 lists guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75 V to 5.25 V and –40 °C
T
A
85 °C, 3.0 V to 3.6 V and –40 °C T
A
85 °C, or 2.4 V to 3.0 V and –40 °C T
A
85 °C, respectively. Typical parameters
apply to 5 V at 25 °C and are for design guidance only.
Table 16. 3.3-V DC Operational Amplifier Specifications
Symbol Description Min Typ Max Unit Notes
V
OSOA
Input offset voltage (absolute value)
Power = Low, Opamp bias = Low
Power = Low, Opamp bias = High
Power = Medium, Opamp bias = Low
Power = Medium, Opamp bias = High
Power = High, Opamp bias = Low
Power = High, Opamp bias = High
–
–
–
–
–
–
1.4
1.4
1.4
1.4
1.4
–
10
10
10
10
10
–
mV
mV
mV
mV
mV
mV
Power = High, Opamp bias = High
setting is not allowed for 3.3 V V
DD
operation.
TCV
OSOA
Average input offset voltage drift – 7 40
µV/°C
I
EBOA
Input leakage current (port 0 analog pins) – 200 – pA Gross tested to 1 µA.
C
INOA
Input capacitance (port 0 analog pins) – 4.5 9.5 pF Package and pin dependent.
Temp = 25 °C
V
CMOA
Common mode voltage range 0 – V
DD
V The common-mode input voltage range
is measured through an analog output
buffer.
The specification includes the limitations
imposed by the characteristics of the
analog output buffer.
CMRR
OA
Common mode rejection ratio 60 – – dB
G
OLOA
Open loop gain 80 – – dB
V
OHIGHOA
High output voltage swing (internal signals) V
DD
– 0.01 – – V
V
OLOWOA
Low output voltage swing (internal signals) – – 0.01 V
I
SOA
Supply current
(including associated AGND buffer)
Power = Low, Opamp bias = Low
Power = Low, Opamp bias = High
Power = Medium, Opamp bias = Low
Power = Medium, Opamp bias = High
Power = High, Opamp bias = Low
Power = High, Opamp bias = High
–
–
–
–
–
–
150
300
600
1200
2400
–
200
400
800
1600
3200
–
µA
µA
µA
µA
µA
µA
Power = High, Opamp bias = High
setting is not allowed for 3.3 V V
DD
operation.
PSRR
OA
Supply voltage rejection ratio 54 80 – dB V
SS
V
IN
(V
DD
– 2.25) or
(V
DD
– 1.25 V) V
IN
V
DD
Table 17. DC Low-Power Comparator Specifications
Symbol Description Min Typ Max Unit
V
REFLPC
Low-power comparator (LPC) reference voltage range 0.2 – V
DD
– 1 V
I
SLPC
LPC supply current – 10 40 µA
V
OSLPC
LPC voltage offset – 2.5 30 mV