1 CHANNEL 8-BIT VIDEO A/D CONVERTER
FUJITSU SEMICONDUCTOR DATA SHEET
DS04-28202-6E
ASSP
1 CHANNEL 8-BIT VIDEO A/D CONVERTER
MB40578
s DESCRIPTION
The Fuj...
Description
FUJITSU SEMICONDUCTOR DATA SHEET
DS04-28202-6E
ASSP
1 CHANNEL 8-BIT VIDEO A/D CONVERTER
MB40578
s DESCRIPTION
The Fujitsu MB40578 is a low power ultra-high speed video A/D converter fabricated with Fujitsu Advanced Bipolar Technology. The MB40578 also adopts the fully-parallel comparison technique (flash method) for high speed convertion and can convert wide band analog signal such as video signal to digital signal at a sampling rate of DC through 20 Mega-samples/sec. Because of such high-speed poeration, the MB40578 is suitable for digital video applications such as the digital TV, video processing with computer, or radar signal processing.
s FEATURES
Resolution: Linearity error: Maximum conversion rate: Analog input voltage: Digital I/O level: Single power supply: Power Dissipation: Package: 8 bits ±0.2% max. (MB40578) 20 MSPS min. 3.0V to 5.0V TTL compatible +5V 480mW typ. Standard 22-pin DIP Package: Suffix: -P
s PACKAGE
Plastic DIP , 22 pin
(DIP-22P-M04)
MB40578
s PIN ASSIGNMENT
D.GND (LSB)D8 D7 D6 D5 D4 D3 D2 (MSB)D1 CLK D.GND
1 2 3 4 5
22 21 20 19 18
A.GND VCCD VCCA VRB VINA VINA VRM VRT VCCA VCCD A.GND
6 TOP VIEW 17 7 8 9 10 11 16 15 14 13 12
2
MB40578
s BLOCK DIAGRAM
V CCA
14 20
V CCD
13 21
CLK V INA V RT
10 17 18 15
R1 1 R 2 R 127 R/2 V RM
16 7 9
D1(MSB)
8
D2
D3
255 to 8 ENCODER
LATCH & BUFFER
5 6
D4
D5
R/2
128
4
D6
3
D7
R
254
2
D8(LSB)
R
255
R2 V RB
19 12 22 1 11
A.GND
D. GND
3
MB40578
s ABSOLUTE MAXIMUM RA...
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