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Sony Semiconductor Electronic Components Datasheet

CXD1178Q Datasheet

8-bit 40MSPS RGB 3-channel D/A Converter

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CXD1178Q pdf
CXD1178Q
8-bit 40MSPS RGB 3-channel D/A Converter
Description
The CXD1178Q is an 8-bit high-speed D/A
converter for video band use. It has an input/output
equivalent to 3 channels of R, G and B. It is suitable
for use of digital TV, graphic display, and others.
48 pin QFP (Plastic)
Features
Resolution 8-bit
Maximum conversion speed 40MSPS
RGB 3-channel input/output
Differential linearity error ±0.3LSB
Low power consumption 240 mW
(200 load at 2 Vp-p output)
Single 5 V power supply
Low glitch noise
Stand-by function
Structure
Silicon gate CMOS IC
Absolute Maximum Ratings (Ta=25 °C)
Supply voltage AVDD, DVDD
7
V
Input voltage (All pins)
VIN VDD+0.5 to VSS–0.5 V
Output current (Every each channel)
IOUT
0 to 15
mA
Storage temperature Tstg –55 to +150 °C
Recommended Operating Conditions
Supply voltage AVDD, AVSS 4.75 to 5.25 V
DVDD, DVSS 4.75 to 5.25 V
Reference input voltage
VREF 2.0 V
Clock pulse width
TPW1, TPW0 11.2 ns (min.) to 1.1 µs (max.)
Operating temperature
Topr –40 to +85 °C
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
—1—
E90603F01


Sony Semiconductor Electronic Components Datasheet

CXD1178Q Datasheet

8-bit 40MSPS RGB 3-channel D/A Converter

No Preview Available !

CXD1178Q pdf
Block Diagram
(LSB) R0 1
R1 2
R2 3
R3 4
R4 5
R5 6
R6 7
(MSB) R7 8
(LSB) G0 9
G1 10
G2 11
G3 12
G4 13
G5 14
G6 15
(MSB) G7 16
(LSB) B0 17
B1 18
B2 19
B3 20
B4 21
B5 22
B6 23
(MSB) B7 24
DECODER
DECODER
DECODER
DECODER
DECODER
DECODER
BLK 25
CE 26
2LSB’S
CURRENT
CELLS
LATCHES
6MSB’S
CURRENT
CELLS
CLOCK
GENERATOR
2LSB’S
CURRENT
CELLS
LATCHES
6MSB’S
CURRENT
CELLS
CLOCK
GENERATOR
2LSB’S
CURRENT
CELLS
LATCHES
6MSB’S
CURRENT
CELLS
CLOCK
GENERATOR
CURRENT CELLS
(FOR FULL SCALE)
BIAS VOLTAGE
GENERATOR
CXD1178Q
47 DVDD
48 DVDD
36 RO
37 RO
27 RCK
43 AVDD
44 AVDD
45 AVDD
46 AVDD
38 GO
39 GO
28 GCK
33 AVSS
30 DVSS
31 DVSS
40 BO
41 BO
29 BCK
42 VG
34 VREF
35 IREF
32 VB
—2—


Part Number CXD1178Q
Description 8-bit 40MSPS RGB 3-channel D/A Converter
Maker Sony Corporation
Total Page 15 Pages
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