HD64F3437TF16 Datasheet, PDF (385/752 Pages) Hitachi Semiconductor – 12 V must not be applied to the S-mask model (single-power-supply specification), as this may permanently damage the device.

16.1.2 Block Diagram
Figure 16.1 shows a block diagram of the D/A converter.
Module data bus
Internal data bus
AV_ref
AV_CC
DA₀
DA₁
AV_SS
8-bit D/A
Control
circuit
DACR: D/A control register
DADR0: D/A data register 0
DADR1: D/A data register 1
Figure 16.1 D/A Converter Block Diagram
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