ml2036 Microsemi Corporation, ml2036 Datasheet - Page 6

• Manufacturer Part Number: ml2036
• Description: Serial Input Programmable Sine Wave Generator With Digital Gain Control
• Manufacturer: Microsemi Corporation

ML2036
6
CLK
IN
PHASE ACCUMULATOR
OSCILLATOR
CRYSTAL
BINARY
Figure 4. Detailed Block Diagram of the ML2036.
÷4
SIGNIFICANT
LATI
SID
(12 BITS)
f
REF
f
LEAST
REF
PHASE SAMPLES
(7 BITS)
A
A
DIGITAL-TO-ANALOG
16
20
Q
COMPLEMENTOR
COMPLEMENTER
0
•••
SHIFT REGISTER
A
A
DATA LATCH
15
(16 BITS)
0
SUM (21 BITS)
QUADRANT
CONVERTER
READ-ONLY
• • •
LOW-PASS
•
MEMORY
SINEWAVE
•
OUTPUT
(16 BITS)
(128
ADDER
OUTPUT
LATCH
(7 BITS)
(7 BITS)
(7 BITS)
LATCH
16-BIT
16-BIT
21-BIT
21-BIT
(7BITS)
• • •
• • •
FILTER
• • •
• • •
SIGN
8-BIT
•••
•
•
X
7)
•
•
• • •
B
0
QUADRANT
Q
–B
20
20
SIGN BIT
SIGN
SIGN
BIT
BIT
BIT
SIGN
BIT
COMPLEMENTOR
COMPLEMENTOR
OUTPUT LATCH
INPUT TO SIGN
INPUT TO D/A
QUADRANT
CONVERTER
INPUT TO
INPUT TO
INPUT TO
ROM
T =
f
REF
1
OUTPUT OF
LOW-PASS
INPUT TO
(ANALOG
LOW-PASS
(ANALOG
SIGNAL)
SIGNAL)
FILTER
FILTER
PICTORIAL
PRESENTATION
OF DIGITAL DATA