View AN8146FBQ_488132.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

ICs for TV
AN8146FBQ
10-Bit 3-channel D/A Converter IC
s Overview
The AN8146FBQ is a 10-bit D/A converter IC for TV image processing. It is a Bi-CMOS IC featuring low power consumption. It includes 3 channels of I/O. It is suitable for high-definition TV and computer monitor.
16.20.3 48 49 14.00.30 33 32 (10) Unit : mm
14.00.30 64 1 (10) 16 0.35 - 0.05
+ 0.10
0.90.1
SEATING PLANE
64-Pin QFS Package (QFS064-P-1414B)
s Pin Descriptions
Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Pin name Analog GND Digital input 1 bit (MSB) A Digital input 2 bit Digital input 3 bit Digital input 4 bit Digital input 5 bit Digital input 6 bit Analog GND Analog GND Analog GND Digital input 7 bit Digital input 8 bit Digital input 9 bit Clock input Digital GND A A A A A A A A A Pin No. 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 Pin name Digital input 1 bit (MSB) B Digital input 2 bit Digital input 3 bit Analog GND Analog GND Digital input 4 bit Digital input 5 bit Digital input 6 bit Analog GND Analog GND Digital input 7 bit Digital input 8 bit Digital input 9 bit Digital input 10 bit Clock input Digital power supply B B B B B B B B B B Pin No. Pin name Pin No. Pin name 33 Analog GND 34 Digital input 1 bit (MSB) C 35 Digital input 2 bit 36 Digital input 3 bit 37 Digital input 4 bit 38 Digital input 5 bit 39 Digital input 6 bit 40 Analog GND 41 Analog GND 42 Analog GND 43 Digital input 7 bit 44 Digital input 8 bit 45 Digital input 9 bit 46 Digital input 10 bit 47 Clock input 48 Analog GND C C C C C C C C C C 49 Reference voltage output 50 Reference voltage input 51 Analog GND 52 Analog GND 53 To a compensation capacitor 54 Stabilizing 55 Reference resistance 56 Analog GND 57 Analog GND 58 Analog GND 59 Analog output C 60 Analog power supply 61 Analog output B 62 Analog power supply 63 Analog output B 64 Analog GND
Digital input 10 bit (LSB) A
0.10.1
1.950.2
0.90.1
conversion : 50MSPS power consumption : 450mW q 3 channels of I/O q Input level : TTL level q Single power supply : 5V q Reference voltage source built-in
q Low
q High-speed
17
17.20.40
s Features
ICs for TV
s Block Diagram
D10A D9A D8A D7A D6A D5A D4A D3A D2A D1A
14 13 12 11 7 6 5 4 3 2
AN8146FBQ
COMP
53
+ -
50 55
REFI REFR
Current Source
CLKA
15 Refference Voltage Regulator 49
REFO
10-bit D/A
A
63
OUTA
D1B D2B D3B D4B D5B D6B D7B D8B D9B D10B
17 18 19 22 23 24 27 28 29 30 10-bit D/A B 61
OUTB
10-bit D/A
C
59
OUTC
CLKB
31 54
VIB
34
35
36
37
38
39
43
44
45
46
47
D1C D2C D3C D4C D5C D6C D7C D8C D9C D10C
CLKC
AN8146FBQ
s Absolute Maximum Ratings
Parameter Supply voltage Supply current Power dissipation Note 2) Operating ambient temperature Storage temperature
Note 1) Note 1)
ICs for TV
Symbol VCC
ICC
Rating - 0.3 to + 7.0 210 585 - 20 to + 70 - 55 to + 125
Unit V mA mW C C
PD Topr Tstg
Note 1) Ta =25C except operating ambient temperature and storage temperature. Note 2) Allowable power dissipation of the package at Ta =70C.
s Recommended Operating Range (Ta = 25C)
Parameter Operating supply voltage range Symbol VCC Range 4.75V to 5.25V
s Electrical Characteristics (AVCC= DVCC= 5.0V, Ta= 252C)
Parameter Supply current Digital input leak current REF leak current Reference supply output voltage Resolution Linearity error Differential linearity error Full scale output voltage Zero scale output voltage Maximum conversion rate Zero scale matching 2nd harmonics level Crosstalk Symbol ICC IDI IREFI VREFO RES EL ED VFS VZS FCMAX MZ D CT RREF = 350 RO = 75 VREFO - VREFI = 1.4V VZS = 4.0V fOUT = 10MHz fOUT = 10MHz (- 38) (- 43) 4.9 3.8 50 4 VIN = 5V (HI), VIN = 0V (LO) VIN = 5V (HI), VIN = 0V (LO) IREFO = 3.0mA 2.06 2.7 10 0.5 0.5 5.0 4.0 1.0 1.0 5.1 4.2 Condition min typ 90 max 150 30 30 3.24 Unit mA A A V Bit LSB LSB V V MSPS % dB dB
Note) The characteristics value in parentheses is not a guaranteed value, but reference one on design.
ICs for TV
s Operation Descriptions q Recommended Operating Conditions (AVCC= DVCC= 5.0V, Ta= 255C)
Parameter Reference voltage Output load resistance Digital input voltage Digital input voltage Clock pulse width Clock pulse width Set-up time Holding time Reference voltage input voltage Analog output current Reference power supply output current Symbol VREFI RO VIH VIL tWH tWL tS tH VREF1 IOUT IREFO Refer to the timing chart. Refer to the timing chart. Refer to the timing chart. Refer to the timing chart. 2.4 0 8 8 5 1 - 0.3 0 -10 Conditions min typ 1.3 75 max
AN8146FBQ
Unit V
Note
DVCC 0.8
V V ns ns ns ns 1 1
AVCC 30 0
V mA mA
2 2 2
Note 1) tWH + tWL 20ns Note 2) Use it under the condition : AVCC = DVCC, and AGND = DGND (Cautions on surge) Comparing with the other pins, Pin50 has a lower negative-surge resistance (Approx. -190V at 200pF). Therefore, particular care must be taken when it is used.
q
Operational Timing
tWH tWL
Clock input
tS
tH
Data input Dn - 1 Dn Dn + 1
s Reference Power Dissipation on Package PD - Ta
1416 1,400
Power Dissipation PD (mW)
1,200
Glass epoxy board (50 x 50 x 0.8tmm) Rthj - a = 70.6C/W PD =1416mW (25C)
1,000 861 800
IC without heat sink Rthj - a =116.2C/W PD = 861mW (25C)
600
400
200
0 0 25 50 75 100 125 150
Ambient Temperature Ta (C)

▲Up To Search▲

Price & Availability of AN8146FBQ

	To Download AN8146FBQ Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .