參數資料
型號: MAX1620-MAX1621
廠商: Maxim Integrated Products, Inc.
英文描述: Digitally Adjustable LCD Bias Supplies
中文描述: 數字式可調LCD偏置電源
文件頁數: 13/20頁
文件大?。?/td> 253K
代理商: MAX1620-MAX1621
M
Digitally Adjustable LCD Bias S upplies
______________________________________________________________________________________
13
Reserved for future use.
DAC Register Data
Reserved for future use.
If the voltage applied to POK is
greater than 0.992V and the
MAX1621 is not shut down, this bit
returns 1; otherwise, it returns 0.
DESCRIPTION
5
D4 (MSB)
D3
D2
D1
D0
4
3
2
1
0
6
POK
7
NAME
BIT
With
SUS
= high,
1 = LCD on, and
0 = LCD off.
DAC Input Data
With
SUS
= high,
1 = operating, and
0 = shutdown.
Register Select. A one in
this bit writes the next two
bits into the OPR register
and the remaining five bits
into the DAC register
(Figure 7).
DESCRIPTION
1
OPR-LCDON
5
1
0
0
0
0
D4 (MSB)
D3
D2
D1
D0
4
3
2
1
0
1
OPR-
SHDN
6
REGSEL
7
NAME
POR
STATE*
BIT
Table 2. MAX1621 Configuration Byte
with REGSEL = 1 (write to OPR register)
*Initial register state after power-up.
Table 3. MAX1621 Status Bits
With
SUS
= low,
1 = LCD on, and
0 = LCD off.
DAC Input Data
With
SUS
= low,
1 = operating, and
0 = shutdown.
Register Select. A zero in
this bit writes the next two
bits into the
SUS
register
and the remaining five bits
into the DAC register
(Figure 7).
DESCRIPTION
0
SUS
-LCDON
5
1
0
0
0
0
D4 (MSB)
D3
D2
D1
D0
4
3
2
1
0
0
SUS
-
SHDN
6
REGSEL
7
POR
STATE*
BIT
NAME
*Initial register state after power-up.
Table 1. MAX1621 Configuration Byte
with REGSEL = 0 (write to
SUS
register)
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