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PDF TDA8772H Data sheet ( Hoja de datos )
| Número de pieza | TDA8772H | |
| Descripción | Triple 8-bit video digital-to-analog converter | |
| Fabricantes | NXP Semiconductors | |
| Logotipo |  |
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INTEGRATED CIRCUITS
DATA SHEET
TDA8772
Triple 8-bit video digital-to-analog
converter
Product specification
Supersedes data of 1995 Mar 09
File under Integrated Circuits, IC02
1997 Mar 06
1 page  
Philips Semiconductors
Triple 8-bit video digital-to-analog
converter
Product specification
TDA8772
PINNING
SYMBOL PIN
DESCRIPTION
R7 1 RED digital input data; bit 7 (MSB)
R6 2 RED digital input data; bit 6
R5 3 RED digital input data; bit 5
R4 4 RED digital input data; bit 4
R3 5 RED digital input data; bit 3
R2 6 RED digital input data; bit 2
R1 7 RED digital input data; bit 1
R0 8 RED digital input data; bit 0 (LSB)
VSSD1
VDDD1
SYNC
9 digital supply ground 1
10 digital supply voltage 1
11 composite sync control input; for
GREEN channel only (active LOW)
BLANK
12 composite blank control input
(active LOW)
G7 13 GREEN digital input data; bit 7
(MSB)
G6 14 GREEN digital input data; bit 6
G5 15 GREEN digital input data; bit 5
G4 16 GREEN digital input data; bit 4
G3 17 GREEN digital input data; bit 3
G2 18 GREEN digital input data; bit 2
G1 19 GREEN digital input data; bit 1
G0 20 GREEN digital input data; bit 0
(LSB)
CLKR
21 RED clock input
CLKG
22 GREEN clock input
SYMBOL PIN
DESCRIPTION
CLKB
23 BLUE clock input
B7 24 BLUE digital input data; bit 7
(MSB)
B6 25 BLUE digital input data; bit 6
B5 26 BLUE digital input data; bit 5
B4 27 BLUE digital input data; bit 4
B3 28 BLUE digital input data; bit 3
B2 29 BLUE digital input data; bit 2
B1 30 BLUE digital input data; bit 1
B0 31 BLUE digital input data; bit 0 (LSB)
VDDD2
VSSD2
VREF
32 digital supply voltage 2
33 digital supply ground 2
34 decoupling input for reference
voltage
VDDA1
OUTB
35 analog supply voltage 1
36 BLUE analog output
VSSA1
IREFA
37 analog supply ground 1
38 reference current input for internal
reference
VDDA2
OUTG
39 analog supply voltage 2
40 GREEN analog output
IREFB
41 reference current input for output
buffers
VSSA2
VDDA3
OUTR
42 analog supply ground 2
43 analog supply voltage 3
44 RED analog output
1997 Mar 06
5
5 Page 
Philips Semiconductors
Triple 8-bit video digital-to-analog
converter
INTERNAL CIRCUITRY
handbook, full pagewidth
V DDD
GND
VSSD
(a)
V DDA
V DD
V DDA
V DD
V DD
(c)
Product specification
TDA8772
V DDA
DACs
resistor
string
V SSA
(b)
V DDA
V DD
25 Ω
(typ)
GND
V SSA
(d)
GND
GND
GND
VSSA
VSSA
(e)
MBB663 - 2
(a) Digital inputs; pins 1 to 8 and 11 to 31.
(b) Vref; pin 34.
(c) IREFA; pin 38.
(d) OUTR, G, B; pins 44, 40 and 36.
(e) IREFB; pin 41.
1997 Mar 06
Fig.5 Internal circuitry.
11
11 Page | ||
| Páginas | Total 20 Páginas | |
| PDF Descargar | [ Datasheet TDA8772H.PDF ] | |
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