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HD64F3437TF16 Datasheet, PDF (313/752 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.
VCC
VCCB
VCC
SCL in
SCL out
VCCB
SCL
SDA in
SDA out
SDA
(Master)
H8/3437
SCL in
SCL out
SCL in
SCL out
SCL
SDA
SDA in
SDA out
SDA in
SDA out
(Slave 1)
(Slave 2)
Figure 13.1 I2C Bus Interface Connection Example
(When the H8/3437 is the Master Chip)
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