MB88346BP FUJITSU [Fujitsu Component Limited.], MB88346BP Datasheet - Page 5

• Manufacturer Part Number: MB88346BP
• Description: D/A Converter for Digital Tuning (12 channels. 8-bit, with OP amplifier)
• Manufacturer: FUJITSU [Fujitsu Component Limited.]

1. Data for Shift Register
2. D/A Converter Control Signal
DATA FOR CHIP CONTROL
• The chip is controlled by 12 bits of data input to the shift register.
• The shift register inputs a total of 12 bits of data consisting of a four-bit address selection signal and an eight-
• A data to the shift register is inputted to the DI pin in the order of D11 (MSB) to D0 (LSB) .
D0
V
0
1
0
1
0
1
REF
bit D/A converter control signal.
Last (LSB)
= V
D0
DD
D1
0
0
1
1
1
1
- V
SS
D1
D2
0
0
0
0
1
1
D2
D/A converter control signal
Input data signal
D3
0
0
0
0
1
1
D3
D4
0
0
0
0
1
1
D4
D5
0
0
0
0
1
1
D5
D6
D6
0
0
0
0
1
1
D7
D7
0
0
0
0
1
1
≅ V
≅ V
≅ V
≅ V
≅ V
≅ V
D8
Address selected signal
D/A converter output voltage
SS
REF
REF
REF
REF
DD
/ 255 × 1 + V
/ 255 × 2 + V
/ 255 × 3 + V
/ 255 × 254 + V
D9
MB88346B
D10
First (MSB)
SS
SS
SS
SS
D11
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