1
A/D and D/A Converters
n Overview
The AN8140K is a 10-bit D/A converter for image pro-
cessing which has realized low power comsumption by
using the Bi-CMOS process.
n Features
• 10-bit resolution
• High speed : maximum conversion rate of 50MSPS
• Low power comsumption : 150mW
• TTL compatible input level
• Single 5V power supply
• Built-in reference power supply
n Application Field
• Image equipment such as hi-vision device
• OA equipment such as image scanner
• Measuring equipment such as digital oscilloscope
AN8140K
High-speed Low Power Consumption 10-bit D/A Converter
Unit : mm
24-pin Shrunk DIL Plastic Package (SDIP024-P-0300)
7.62– 0.25
21.7
–
0.3
0.3
–
+ 0.2
– 0.05
3 ~ 15˚
6.2– 0.3
0.5
–
0.1
0.9
–
0.25
1.778
4.7– 0.25
3.05– 0.25
1.1– 0.25
1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
15
14
13
+
–
9 14 19 20 21 22 23 24
5
6
8 13 13 2 11 12 4
18
17
16
15
7
10
COMP CLK D5 D4 D3 D2 D1
(LSB)
D0
AGND DVCC DGND AVCC AVCC VIB NC
OUT
REFO
REFI
IREF
D6
D7
D8
D9
(MSB)
AGND
Current
Source
X – Decoder
X– Decoder
Latch
Latch
Latch
1/2 1/4 1/8
Reference
Voltage Regulator
n Block Diagram