Datasheet Details
| Part number | BU9728 |
|---|---|
| Manufacturer | ROHM |
| File Size | 103.83 KB |
| Description | LCD driver for segment-type LCDs |
| Datasheet |
 BU9728 Datasheet
|
|
|
General Description
Pin name
OSC1 OSC2 V1 ~ V3 VSS VDD SCK
SD
9
I
CS
10
I
C/D COM0
11
I
12 ~ 15 COM3 RESET SEG0 17 ~ 48 SEG31 16
O
I
O
Input / output equivalent circuits
Pin name I / O SD SCK C/D CS I
VDD IN GND
Equivalent Circuit
Pin name I / O SEG0 SEG31
OUT
Equivalent Circuit
VLCD
O
~
Key Features
- 1) Serial interface. (8-bit length) 2) Display RAM: Internal, 128 bits. (up to 128 segments can be displayed) 3) Internal power supply circuit for LCD drive. 4) Display duty: 1 / 4 5) Can be driven with low voltage and low current dissipation.
- Absolute maximum ratings (Ta = 25°C, V Parameter Power supply voltage 1 Power supply voltage 2 Power dissipation Operating temperature Storage temperature SS = 0V) Limits.
- 0.3 ~ + 7.0.
- 0.3 ~ + VDD 400∗.
- 20.