96-Bit, 220 MHz
True-Color Video RAM-DAC
a
ADV7160/ADV7162
FEATURES
MODES OF OPERATION
96-Bit Pixel Port for 1600 × 1280 × 24 Screen Resolution
220 MHz, 24-Bit (30-Bit Gamma Corrected) True-Color
Triple 10-Bit “Gamma Correcting” D/A Converters
2% (max) DAC to DAC Color Matching
Triple 256 × 10 (256 x 30) Color Palette RAM
On-Board User Definable Cursor (64 × 64 × 2)
Three Color Overlay
1600 × 1200 × 30/24-Bit Resolution @ 85 Hz Screen Refresh
1600 × 1200 × 16/15-Bit Resolution @ 85 Hz Screen Refresh
1600 × 1200 × 8-Bit Resolution @ 85 Hz Screen Refresh
APPLICATIONS
Windows Accelerators
High Resolution, True Color Graphics
Professional Color Prepress Imaging
Digital TV (HDTV, Digital Video)
Cursor Palette RAM
Fully Programmable On-Board PLL
RS-343A/RS-170 Compatible RGB Analog Outputs
Tri-Level SYNC Functionality
TTL Compatible Digital Inputs
Standard MPU I/O Interface
SPEED GRADES
@ 220 MHz
@ 170 MHz
@ 140 MHz
Programmable Pixel Port: 24-Bit, 16-Bit, 15-Bit &
8-Bit (Pseudo)
Pixel Data Serializer:
Multiplexed Pixel Input Ports; 2:1, 4:1, 8:1
+5 V CMOS Monolithic Construction
160-Lead Plastic Quad Flatpack (QFP): ADV7162
160-Lead “Thermally Enhanced” QFP (PQUAD): ADV7160
GENERAL DESCRIPTION
The ADV7160/ADV7162® is a 96-bit pixel port Video RAM-
DAC with color enhanced triple 10-bit DACs. The device also
includes a PLL and 64 × 64 hardware cursor. The ADV7160/
ADV7162 is specifically designed for use in the graphics sub-
system of high performance, color graphics workstations and
windows accelerators.
ADV is a registered trademark of Analog Devices, Inc.
(Continued on page 15)
FUNCTIONAL BLOCK DIAGRAM
V
AA
SYNCOUT
TRISYNC
BLANK AND
SYNC LOGIC
P
I
X
E
L
SYNC
BLANK
10
8
10
10
BYPASS COLOR
MODE MATRIX
24
COLOR
MODE
MATRIX
I
3 x 256 COLOR PALETTE
A
B
8
8
N
P
U
T
8
8
8
8
10
10
RED
DAC
10
10
24
24
24
RED 256 x 10
IOR
IOG
8
8
PIXEL
MASK
GREEN 256 x 10
PIXEL
DATA
(P7-P0)
S
E
L
E
C
T
10
BLUE 256 x 10
M
U
L
T
I
P
L
E
X
E
R
C
D
3 COLOR OVERLAY PALETTE
GREEN
DAC
10
10
10
RED 3 x 10
PS
GREEN 3 x 10
O
R
8
2
2
FUNCTION
DECODE
LOGIC
PALETTE
SELECTS
(PS0, PS1)
BLUE 3 x 10
10
BLUE
DAC
IOB
2 COLOR CURSOR PALETTE
64 x 64
CURSOR
GENERATOR
2
10
ODD/EVEN
RED 3 x 10
10
10
ADV7160/
ADV7162
GREEN 3 x 10
LOADIN
BLUE 3 x 10
V
REF
VOLTAGE
REFERENCE
CIRCUIT
CLOCK CONTROL
CURSOR
REGISTERS
PIXEL MASK
REGISTER
CONTROL
REGISTERS
R
SET
COMP
LOADOUT
CLOCK DIVIDE &
SYNCHRONIZATION
CIRCUITRY
DATA TO
PALETTES
PRGCKOUT
TEST
REGISTERS
REVISION
REGISTER
30
GREEN
SCKOUT
SCKIN
÷32, ÷16, ÷8, ÷4
ID
PLL
REGISTERS
MODE
REGISTER
(MR1)
ADDRESS
REGISTER
(A10-A0)
BLUE
REGISTER
RED
REGISTER
REGISTER
REGISTER
COMMAND
REGISTERS
(CR1-CR5)
STATUS
REGISTER
SELECTOR
10
10
10
JTAG TEST
ACCESS PORT
MPU PORT
TDO
CLOCK
ECL TO
PLL
CLOCK
CMOS
10 (8+2)
PLL
CE
C0
D9–D0
TMS TCK
TDI GND
R/W
C1
REF
REV. 0
© Analog Devices, Inc., 1995
Information furnished by Analog Devices is believed to be accurate and
reliable. However, no responsibility is assumed by Analog Devices for its
use, nor for any infringements of patents or other rights of third parties
which may result from its use. No license is granted by implication or
otherwise under any patent or patent rights of Analog Devices.
One Technology Way, P.O. Box 9106, Norwood. MA 02062-9106, U.S.A.
Tel: 617/329-4700 Fax: 617/326-8703