adv101 Analog Devices, Inc., adv101 Datasheet - Page 3

• Manufacturer Part Number: adv101
• Description: Cmos 80 Mhz, Triple 8-bit Video Dac
• Manufacturer: Analog Devices, Inc.

REV. B
TIMING CHARACTERISTICS
Parameter
f
t
t
t
t
t
t
t
t
NOTES
1
2
3
Specifications subject to change without notice.
MAX
TTL input values are 0 to 3 volts, with input rise/fall times 3 ns, measured between the 10% and 90% points. Timing reference points at 50% for inputs and out-
Temperature range (T
Sample tested at +25 C to ensure compliance.
1
2
3
4
5
6
7
8
puts. See timing notes in Figure 1.
3
80 MHz Version
80
3
2
12.5
4
4
30
20
3
12
MIN
to T
MAX
): 0 C to +70 C.
(R0–R7, G0–G7, B0–B7;
(IOR, IOG, IOB, I
ANALOG OUTPUTS
NOTES
1. OUTPUT DELAY (
2. TRANSITION TIME (
3. OUTPUT RISE/FALL TIME (
DIGITAL INPUTS
OF FULL TRANSITION.
SYNC, BLANK,
CLOCK TO THE 50% POINT OF FULL-SCALE TRANSITION.
TRANSITION TO WITHIN 2% OF THE FINAL OUTPUT VALUE.
REF WHITE)
50 MHz Version
50
6
2
20
7
7
30
20
3
15
1
CLOCK
SYNC
(V
I
SYNC
AA
Figure 1. Video Input/Output Timing
= +5 V
)
connected to IOG. All Specifications T
t
6
) MEASURED FROM THE 50% POINT OF THE RISING EDGE OF
t
8
) MEASURED FROM THE 50% POINT OF FULL-SCALE
t
4
5%; V
t
t
7
3
) MEASURED BETWEEN THE 10% AND 90% POINTS
30 MHz Version
30
8
2
33.3
9
9
30
20
3
15
t
5
REF
–3–
= +1.235 V; R
t
DATA
1
L
t
2
= 37.5
t
6
Units
MHz max
ns min
ns min
ns min
ns min
ns min
ns max
ns typ
ns max
ns typ
MIN
to T
t
8
t
7
, C
MAX
L
2
= 10 pF; R
unless otherwise noted.)
Conditions/Comments
Clock Rate
Data & Control Setup Time
Data & Control Hold Time
Clock Cycle Time
Clock Pulse Width High Time
Clock Pulse Width Low Time
Analog Output Delay
Analog Output Rise/Fall Time
Analog Output Transition Time
SET
= 560
.
ADV101