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CY8C24123A
CY8C24223A, CY8C24423A
Document Number: 38-12028 Rev. *I Page 26 of 56
DC Switch Mode Pump Specifications
Table 24 lists the guaranteed maximum and minimum specifications for the voltage and temperature ranges: 4.75V to 5.25V and -40°C
≤ T
A
≤ 85°C, 3.0V to 3.6V and -40°C ≤ T
A
≤ 85°C, or 2.4V to 3.0V and -40°C ≤ T
A
≤ 85°C, respectively. Typical parameters apply to
5V, 3.3V, and 2.7V at 25°C and are for design guidance only.
Table 23. 2.7V DC Analog Output Buffer Specifications
Symbol Description Min Typ Max Units Notes
V
OSOB
Input Offset Voltage (Absolute Value) – 3 12 mV
TCV
OSOB
Average Input Offset Voltage Drift – +6 – μV/°C
V
CMOB
Common-Mode Input Voltage Range 0.5 - Vdd - 1.0 V
R
OUTOB
Output Resistance
Power = Low
Power = High
–
–
1
1
–
–
W
W
V
OHIGHOB
High Output Voltage Swing (Load = 1k ohms
to Vdd/2)
Power = Low
Power = High
0.5 x Vdd
+ 0.2
0.5 x Vdd
+ 0.2
–
–
–
–
V
V
V
OLOWOB
Low Output Voltage Swing (Load = 1k ohms
to Vdd/2)
Power = Low
Power = High
–
–
–
–
0.5 x Vdd
- 0.7
0.5 x Vdd
- 0.7
V
V
I
SOB
Supply Current Including Bias Cell (No Load)
Power = Low
Power = High
–
0.8
2.0
2.0
4.3
mA
mA
PSRR
OB
Supply Voltage Rejection Ratio 52 64 – dB V
OUT
> (Vdd - 1.25).
Table 24. DC Switch Mode Pump (SMP) Specifications
Symbol Description Min Typ Max Units Notes
V
PUMP
5V 5V Output Voltage from Pump 4.75 5.0 5.25 V Configuration listed in footnote.
a
Average, neglecting ripple. SMP
trip voltage is set to 5.0V.
V
PUMP
3V 3.3V Output Voltage from Pump 3.00 3.25 3.60 V Configuration listed in footnote.
a
Average, neglecting ripple. SMP
trip voltage is set to 3.25V.
V
PUMP
2V 2.6V Output Voltage from Pump 2.45 2.55 2.80 V Configuration listed in footnote.
a
Average, neglecting ripple. SMP
trip voltage is set to 2.55V.
I
PUMP
Available Output Current
V
BAT
= 1.8V, V
PUMP
= 5.0V
V
BAT
= 1.5V, V
PUMP
= 3.25V
V
BAT
= 1.3V, V
PUMP
= 2.55V
5
8
8
–
–
–
–
–
–
mA
mA
mA
Configuration listed in footnote.
a
SMP trip voltage is set to 5.0V.
SMP trip voltage is set to 3.25V.
SMP trip voltage is set to 2.55V.
V
BAT
5V Input Voltage Range from Battery 1.8 – 5.0 V Configuration listed in footnote.
a
SMP trip voltage is set to 5.0V.
V
BAT
3V Input Voltage Range from Battery 1.0 – 3.3 V Configuration listed in footnote.
a
SMP trip voltage is set to 3.25V.
V
BAT
2V Input Voltage Range from Battery 1.0 – 3.0 V Configuration listed in footnote.
a
SMP trip voltage is set to 2.55V.
V
BATSTART
Minimum Input Voltage from Battery to
Start Pump
1.2 – – V Configuration listed in footnote.
a
0°C ≤ T
A
≤ 100. 1.25V at
T
A
= -40°C
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