UPD16908 datasheet(13/38 Pages) RENESAS

13 / 38 page

Data Sheet S17102EJ2V0DS

µ PD16908

6. I/O PIN EQUIVALENT CIRCUIT (Protection Circuit)

Pin No.

Symbol

Internal Circuit

Specified Protection

Power Supply Connection (refer to Figure 6

−1)

Configuration

Element

VDD Side

GND Side

OUT7

Analog output

Output protection 1

BVDD

AGND, PGND

BVDD

Power supply

Power supply protection

BVDD

AGND, PGND

PGND4

Ground

Power supply protection

VDD, PVDD, NPVDD, LVDD

PGND

OUT4

Logic output

Output protection 1

PVDD

AGND, PGND

PGND2

Ground

Power supply protection

VDD, PVDD, NPVDD, LVDD

PGND

OUT3

Logic output

Output protection 1

PVDD

AGND, PGND

PVDD

Power supply

Power supply protection

PVDD

AGND, PGND

OUT2

Logic output

Output protection 1

PVDD

AGND, PGND

PGND1

Ground

Power supply protection

VDD, PVDD, NPVDD, LVDD

AGND, PGND

OUT1

Logic output

Output protection 1

PVDD

AGND, PGND

NPVDD

Power supply

Power supply protection

NPVDD

AGND, PGND

OUT5

Logic output

Output protection 1

NPVDD

AGND, PGND

PGND3

Ground

Power supply protection

VDD, PVDD, NPVDD, LVDD

PGND

OUT6

Logic output

Output protection 1

NPVDD

AGND, PGND

FB5

Analog output

Output protection 1

VDD

AGND

II5

Gate input

Input protection 1

VDD

AGND

CSS5

Analog output

Output protection 1

VDD

AGND

AGND1

Ground

Power supply protection

VDD, PVDD, NPVDD, LVDD

AGND

FB6

Analog output

Output protection 1

VDD

AGND

II6

Gate input

Input protection 1

VDD

AGND

CSS6

Analog output

Output protection 1

VDD

AGND

FB1

Analog output

Output protection 1

VDD

AGND

II1

Gate input

Input protection 1

VDD

AGND

CSS1

Analog output

Output protection 2

VDD

AGND

N.C.

−

FB2

Analog output

Output protection 1

VDD

AGND

II2

Gate input

Input protection 1

VDD

AGND

CSS2

Analog output

Output protection 2

VDD

AGND

N.C.

−

FB3

Analog output

Output protection 1

VDD

AGND

II3

Gate input

Input protection 1

VDD

AGND

CSS3

Analog output

Output protection 2

VDD

AGND

N.C.

−

VDD

Power supply

Power supply protection

VDD

AGND, PGND

FB4

Analog output

Output protection 1

VDD

AGND

II4

Gate input

Input protection 1

VDD

AGND

CSS4

Analog output

Output protection 2

VDD

AGND

Analog output

Output protection 2

VDD

AGND

Analog output

Output protection 2

VDD

AGND

VREF

Analog output

Output protection 2

VDD

AGND

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