DSP201 Burr-Brown Corporation, DSP201 Datasheet - Page 5

• Manufacturer Part Number: DSP201
• Description: DSP-Compatible Single/Dual DIGITAL-TO-ANALOG CONVERTERS
• Manufacturer: Burr-Brown Corporation

DSP201 PIN CONFIGURATION
RESET
AGND
SYNC
XCLK
SWL
SSF
V –
V +
V +
SIN
A
D
D
10
11
12
13
14
1
2
3
4
5
6
7
8
9
DSP201
28
27
26
25
24
23
22
21
20
19
18
17
16
15
AGND
DGND
V +
VPOT
MSB
VOS
AGND
VOUT
V –
DGND
DGND
ENABLE
DGND
CONV
A
D
5
DSP201 PIN ASSIGNMENTS
PIN #
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
9
ENABLE
RESET
NAME
AGND
SYNC
CONV
DGND
DGND
DGND
VOUT
AGND
DGND
AGND
XCLK
VPOT
SWL
VOS
MSB
SSF
V
V
V
V
V
SIN
A
D
D
D
A
–
+
+
–
+
DESCRIPTION
–5V Analog Power.
No Internal Connection.
No Internal Connection.
Analog Ground.
No Internal Connection.
+5V Digital Power.
+5V Digital Power.
Reset. If LOW, DAC output will be 0V after two
convert commands, and will remain there as long
as the Reset input is LOW. If HIGH, normal
operation proceeds. Two convert commands are
required after Reset goes from LOW to HIGH
before the output will relate to the input word.
Select Sync Format In. Tie HIGH for use with
Motorola and TI DSP ICs. Tie LOW for use with
AT&T DSP ICs.
Select Word Length In. If HIGH, DSP201 accepts
first 16 bits of data. If LOW, DSP201 accepts first
18 bits of data.
Data Synchronization Output. Active HIGH when
SSF is HIGH, active LOW when SSF is LOW.
Data Transfer Clock Input.
Serial Data In. MSB first, Binary Two’s Comple-
ment format.
No Internal Connection.
Convert Command In. DAC is updated on falling
edge, and initiates clocking new data in.
Digital Ground.
Latch Enable In. If LOW, DAC output will be
latched with new data word on falling edge of
Convert Command. If HIGH, Convert Commands
will be ignored.
Digital Ground.
Digital Ground.
–5V Digital Power.
Voltage Out.
Analog Ground.
VOS Adjust In.
MSB Adjust In.
Trim Reference Out for MSB adjustment.
+5V Analog Power.
Digital Ground.
Analog Ground.
DSP201/202
®