Specifications

CY8C24123A
CY8C24223A
CY8C24423A
Document Number: 38-12028 Rev. *V Page 25 of 71
Table 20. 2.7-V DC Analog Output Buffer Specifications
Symbol Description Min Typ Max Units Notes
C
L
Load Capacitance – – 200 pF This specification applies to the
external circuit that is being driven by
the analog output buffer.
V
OSOB
Input offset voltage (absolute value) – 3 12 mV
TCV
OSOB
Average input offset voltage drift – +6 – V/°C
V
CMOB
Common mode input voltage range 0.5 – V
DD
– 1.0 V
R
OUTOB
Output resistance
Power = low
Power = high
–
–
1
1
–
–


V
OHIGHOB
High output voltage swing (Load =
1 K ohms to V
DD/2
)
Power = low
Power = high
0.5 × V
DD
+ 0.2
0.5 × V
DD
+ 0.2
–
–
–
–
V
V
V
OLOWOB
Low output voltage swing (Load = 1
K ohms to V
DD/2
)
Power = low
Power = high
–
–
–
–
0.5 × V
DD
– 0.7
0.5 × V
DD
– 0.7
V
V
I
SOB
Supply current including Opamp
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
> (V
DD
– 1.25).