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參數(shù)資料
| 型號： | MB86029 |
| 廠商： | Fujitsu Limited |
| 英文描述： | TV/VCR D/A Converter (3 ch, 8 bit) |
| 中文描述： | 電視/錄像機D / A轉(zhuǎn)換（3通道，8位） |
| 文件頁數(shù)： | 3/14頁 |
| 文件大?。?/td> | 433K |
| 代理商： | MB86029 |
3
MB86029
I
PIN DESCRIPTIONS
Circuit
Pin No.
DIP
10,
11,
32,
33
Symbol
I/O
Pin Name
Function
FPT
17,
18,
42,
44
1,
15,
21,
40
3
14
39 to
37,
35 to
31
22 to
24,
26 to
30
Power
supply
circuit
V
DDA
—
Analog power supply
Analog power supply +5V
13,
30
V
SSA
—
Analog ground
Analog power supply ground
39
8
V
DDD
V
SSD
—
—
Digital power supply
Digital ground
Digital power supply +5 V
Digital power supply ground
Input
circuit
22 to
29
R0 to R7
I
Digital signal input
Digital signal input.
MSB : R7, G7, B7
LSB : R0, G0, B0
14 to
21
G0 to G7
I
1 to 7,
42
13 to 6
B0 to B7
I
38
2
PD
I
Power-down control
High : Power-down mode
Low : Operating
Data is read in, and analog signal
is output on the falling edge of the
CLK.
High : Pedestal output
Low : No pedestal
For connection of an external
reference voltage (2.5 V typ.)
41
5
CLK
I
Clock input
40
4
BLANK
I
Pedestal control
36
47
V
RIN
I
External voltage reference
Output
circuit
31
12
9
41
20
16
ROUT
GOUT
BOUT
O
O
O
Analog output
Analog RGB output
34
45
FS
O
Full-scale current
adjustment
The full-scale current is adjusted
by an external resistor connected
between this pin and the GND pin.
The pedestal current is adjusted by
an external resistor connected
between this pin and the GND pin.
On-chip 2.5 V reference output
35
46
PED
O
Pedestal current
adjustment
37
48
V
ROUT
O
Reference voltage output
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