User Guide

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Table 18 Camera supply voltage characteristics

Description Parameter Min Typ Max Unit Notes

Camera

analog

voltage

VDD 2.37 2.5 2.63 V

Camera

digital

voltage

VDDI 1.4 1.5 1.65V V

Table 19 Camera control IF electrical characteristics

Description Parameter Min Typ. Max Unit Notes

SDA, SCL,

Vctrl, ExtClk

VIH 1.5 1.8 VDD V High-level

input

voltage

SDA, SCL,

Vctrl, ExtClk

VIL 0 - 0.54 V Low-level

input

voltage

SDA VOL 0 - 0.4 V High-level

output

voltage

Regulator

Enable

VOH 1.35 1.8 2.3V V Helen3 GPIO

High-level

output

voltage

Cam_strobe VOH 0.8 x VDD - VDD High-level

output

voltage

Cam_strobe VOL 0 - 0.4 V Low-level

output

voltage

ExtClk fExtClk 9.6 MHz SW controls

frequency

SDA, SCL tR 300 ns Risetime

Back-up battery interface connections and electrical characteristics

Table 20 Back-Up battery connections

Pin name I/O Connection Notes

L2207, VBack -> Retu, VBack Back-up battery G2200 is connected to RETU via

coil

RM-1

System Module Nokia Customer Care

Issue 1 Company Confidential Page 9–39