PIN CONFIGURATION
PIN ASSIGNMENTS
PIN
NAME
FUNCTION
Data Input Interface Pins
XTI
DGND
VDD
1
2
3
4
5
6
7
8
9
20 XTO
4
5
LRCIN
DIN
Sample Rate Clock Input. Controls the update rate (fs).
Serial Data Input. MSB first, right justified (Sony format)
or I2S (Philips). Contains a frame of 16- or 18-bit data.
19 CLKO
18 ML/MUTE
17 MC/DM1
16 MD/DM0
15 RSTB
6
BCKIN
Bit Clock Input. Clocks in the data present on DIN input.
Mode Control and Clock Signals
LRCIN
DIN
1
XTI
Oscillator Input (External Clock Input). For an internal
clock, tie XTI to one side of the crystal oscillator. For an
external clock, tie XTI to the output of the chosen
external clock.
BCKIN
ZERO
D/C_R
14 MODE
13 DC_L
14
16
17
MODE
MD/DM0
MC/DM1
Operation Mode Select. For Software Mode, tie Mode
“HIGH”. For Hardware Mode, tie Mode “LOW”.
Mode Control for Data Input or De-emphasis. When
“HIGH” MD is selected, and a “LOW” selects DM0.
VOUT
R
12
VOUTL
Mode Control for BCKIN or De-emphasis. When “HIGH”,
MC is selected, and a “LOW” selects DM1.
AGND 10
11 VCC
18 ML/MUTE Mode Control for Strobe Clock or Mute. When “HIGH”,
ML is selected, and a “LOW” selects mute.
19
20
CLKO
XTO
Buffered Output of Oscillator. Equivalent to XTI.
Oscillator Output. When using the internal clock, tie to
the opposite side (from pin 1) of the crystal oscillator.
When using an external clock, leave XTO open.
ABSOLUTE MAXIMUM RATINGS
Operational Controls and Flags
Power Supply Voltage ...................................................................... +6.5V
+VCC to +VDD Difference ................................................................... ±0.1V
Input Logic Voltage .................................................. –0.3V to (VDD + 0.3V)
Power Dissipation .......................................................................... 200mW
Operating Temperature Range ......................................... –25°C to +85°C
Storage Temperature ...................................................... –55°C to +125°C
Lead Temperature (soldering, 5s).................................................. +260°C
Thermal Resistance, θJA ....................................................................................... +70°C/W
7
ZERO
Infinite Zero Detection Flag, open drain output. When
the zero detection feature is muting the output, ZERO
is “LOW”. When non-zero input data is present, ZERO
is in a high impedance state. When the input data is
continuously zero for 65.536 BCKIN cycles, zero will be
low.
15
RSTB
Resets DAC operation with an active “LOW” pulse.
Analog Output Functions
8
D/C_R
Right Channel Output Amplifier Common. Bypass to
ground with 10µF capacitor.
ELECTROSTATIC
DISCHARGE SENSITIVITY
9
VOUT
OUTL
D/C_L
R
Right Channel Analog Output. VOUT max = 0.62 x VCC
.
12
13
V
Left Channel Analog Output. VOUT max = 0.62 x VCC.
Left Channel Output Amplifier Common. Bypass to
This integrated circuit can be damaged by ESD. Burr-Brown
recommends that all integrated circuits be handled with
appropriate precautions. Failure to observe proper handling
and installation procedures can cause damage.
ground with 10µF capacitor.
Power Supply Connections
2
DGND
VDD
Digital Ground.
3
Digital Power Supply (+5V).
Analog Ground.
10
11
AGND
VCC
ESD damage can range from subtle performance degradation
to complete device failure. Precision integrated circuits may
be more susceptible to damage because very small parametric
changes could cause the device not to meet its published
specifications.
Analog Power Supply (+3V).
PACKAGE/ORDERING INFORMATION
PACKAGE
SPECIFIED
DRAWING
NUMBER
TEMPERATURE
RANGE
PACKAGE
MARKING
ORDERING
NUMBER(1)
TRANSPORT
MEDIA
PRODUCT
PACKAGE
PCM1717E
SSOP-20
334-1
–25°C to +85°C
PCM1717E
PCM1717E
Rails
"
"
"
"
"
PCM1717E/2K
Tape and Reel
NOTE: (1) Models with a slash (/) are available only in Tape and Reel in the quantities indicated (e.g., /2K indicates 2000 devices per reel). Ordering 2000 pieces
of “PCM1717E/2K” will get a single 2000-piece Tape and Reel.
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes no
responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change without notice.
No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant any BURR-BROWN
product for use in life support devices and/or systems.
®
3
PCM1717
BB [ BURR-BROWN CORPORATION ]
