MB88146A Datasheet, PDF (15/20 Pages) Fujitsu Component Limited. – D/A Converter for Digital Tuning (12-channel, 8-bit, on-chip OP amp., low-voltage)

MB88146A
• Analog Output Noise Description
• Output Noise VN1
Noise to analog output during serial data transfer, analog operation, Hi-Z commands.
CLK
SI
Analog operation commands, Hi-Z commands
CS
AO×
D11/AO5
to
D0/AO12
AO1
to
AO12
* Hi-Z state = digital input state.
Analog output
Digital input* ⇔ analog output
VN1
VN1
• I/O Expander Operation Noise 1 VN2
Noise to analog output during parallel → serial conversion commands, serial → parallel conversion command for
digital-only pins, or ESR setting commands for switching between digital input and digital output.
CLK
SI
CS
D3
to
D0
D11
to
D0
AO1
to
AO12
Parallel → serial conversion, serial → parallel conversion, ESR setting commands
Parallel output
Digital input ⇔ digital output
VN2
VN2
(Continued)
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