Cypress Semiconductor CY8C24894 Especificações descarregar pdf (Página 19)

CY8C24894

Document Number: 001-53754 Rev. *F Page 19 of 50

Table 11. 3.3-V DC Analog Output Buffer Specifications

Symbol Description Min Typ Max Units Notes

OSOB

Input offset voltage (absolute value) – 3 12 mV

TCV

OSOB

Average input offset voltage drift – +6 – µV/°C

CMOB

Common mode input voltage range 0.5 – V

– 1.0 V

OUTOB

Output resistance

Power = low

Power = high

–



OHIGHOB

High output voltage swing

(load = 1 Kto V

/2)

Power = low

Power = high

0.5 × V

+ 1.0

0.5 × V

+ 1.0

–

OLOWOB

Low output voltage swing

(load = 1 Kto V

/2)

Power = low

Power = high

–

0.5 × V

– 1.0

0.5 × V

– 1.0

SOB

Supply current including opamp

bias cell (no load)

Power = low

Power = high

–

0.8

2.0

4.3

PSRR

Supply voltage rejection ratio 34 64 – dB (0.5 × V

– 1.0)  V

OUT

 (0.5

× V

+ 0.9).

Load capacitance – – 200 pF This specification applies to the

external circuit that is being

driven by the analog output

buffer.

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