Cypress Semiconductor CY8C24423A Especificaciones descargar pdf (Pagina 22)

CY8C24223A, CY8C24423A

Document Number: 001-52469 Rev. *H Page 22 of 50

0b101 RefPower = high

Opamp bias = high

V

REFHI

Ref High P2[4] + Bandgap

(P2[4] = V

DD

/2)

P2[4] + 1.228 P2[4] + 1.284 P2[4] + 1.332 V

V

AGND

AGND P2[4] P2[4] P2[4] P2[4] –

V

REFLO

Ref Low P2[4] – Bandgap

(P2[4] = V

DD

/2)

P2[4] – 1.358 P2[4] – 1.293 P2[4] – 1.226 V

RefPower = high

Opamp bias = low

V

REFHI

Ref High P2[4] + Bandgap

(P2[4] = V

DD

/2)

P2[4] + 1.236 P2[4] + 1.289 P2[4] + 1.332 V

V

AGND

AGND P2[4] P2[4] P2[4] P2[4] –

V

REFLO

Ref Low P2[4] – Bandgap

(P2[4] = V

DD

/2)

P2[4] – 1.357 P2[4] – 1.297 P2[4] – 1.229 V

RefPower = medium

Opamp bias = high

V

REFHI

Ref High P2[4] + Bandgap

(P2[4] = V

DD

/2)

P2[4] + 1.237 P2[4] + 1.291 P2[4] + 1.337 V

V

AGND

AGND P2[4] P2[4] P2[4] P2[4] –

V

REFLO

Ref Low P2[4] – Bandgap

(P2[4] = V

DD

/2)

P2[4] – 1.356 P2[4] – 1.299 P2[4] – 1.232 V

RefPower = medium

Opamp bias = low

V

REFHI

Ref High P2[4] + Bandgap

(P2[4] = V

DD

/2)

P2[4] + 1.237 P2[4] + 1.292 P2[4] + 1.337 V

V

AGND

AGND P2[4] P2[4] P2[4] P2[4] –

V

REFLO

Ref Low P2[4] – Bandgap

(P2[4] = V

DD

/2)

P2[4] – 1.357 P2[4] – 1.300 P2[4] – 1.233 V

0b110 RefPower = high

Opamp bias = high

V

REFHI

Ref High 2 × Bandgap 2.512 2.594 2.654 V

V

AGND

AGND Bandgap 1.250 1.303 1.346 V

V

REFLO

Ref Low V

SS

V

SS

V

SS

+ 0.011 V

SS

+ 0.027 V

RefPower = high

Opamp bias = low

V

REFHI

Ref High 2 × Bandgap 2.515 2.592 2.654 V

V

AGND

AGND Bandgap 1.253 1.301 1.340 V

V

REFLO

Ref Low V

SS

V

SS

V

SS

+ 0.006 V

SS

+ 0.02 V

RefPower = medium

Opamp bias = high

V

REFHI

Ref High 2 × Bandgap 2.518 2.593 2.651 V

V

AGND

AGND Bandgap 1.254 1.301 1.338 V

V

REFLO

Ref Low V

SS

V

SS

V

SS

+ 0.004 V

SS

+ 0.017 V

RefPower = medium

Opamp bias = low

V

REFHI

Ref High 2 × Bandgap 2.517 2.594 2.650 V

V

AGND

AGND Bandgap 1.255 1.300 1.337 V

V

REFLO

Ref Low V

SS

V

SS

V

SS

+ 0.003 V

SS

+ 0.015 V

0b111 RefPower = high

Opamp bias = high

V

REFHI

Ref High 3.2 × Bandgap 4.011 4.143 4.203 V

V

AGND

AGND 1.6 × Bandgap 2.020 2.075 2.118 V

V

REFLO

Ref Low V

SS

V

SS

V

SS

+ 0.011 V

SS

+ 0.026 V

RefPower = high

Opamp bias = low

V

REFHI

Ref High 3.2 × Bandgap 4.022 4.138 4.203 V

V

AGND

AGND 1.6 × Bandgap 2.023 2.075 2.114 V

V

REFLO

Ref Low V

SS

V

SS

V

SS

+ 0.006 V

SS

+ 0.017 V

RefPower = medium

Opamp bias = high

V

REFHI

Ref High 3.2 × Bandgap 4.026 4.141 4.207 V

V

AGND

AGND 1.6 × Bandgap 2.024 2.075 2.114 V

V

REFLO

Ref Low V

SS

V

SS

V

SS

+ 0.004 V

SS

+ 0.015 V

RefPower = medium

Opamp bias = low

V

REFHI

Ref High 3.2 × Bandgap 4.030 4.143 4.206 V

V

AGND

AGND 1.6 × Bandgap 2.024 2.076 2.112 V

V

REFLO

Ref Low V

SS

V

SS

V

SS

+ 0.003 V

SS

+ 0.013 V

Table 16. 5-V DC Analog Reference Specifications (continued)

Reference

ARF_CR

[5:3]

Reference Power

Settings

Symbol Reference Description Min Typ Max Units

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 50 51

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