3
PCM1700
PIN
DESCRIPTION
MNEMONIC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
–5V Analog Supply
Left Channel Servo-Amp Decoupling Point
Left Channel MSB Adjustment
No Connect
Left Channel Bipolar Offset Decoupling Point
Left Channel Current Output
Left Channel Analog Common
Left Channel Summing Junction
Left Channel Voltage Output
No Connect
+5V Digital Supply
Left Channel Data Input
Clock Input
–5V Logic Supply
Latch Enable Input
Right Channel Data Input
Digital Common
No Connect
Right Channel Voltage Output
Right Channel Summing Junction
Right Channel Analog Common
Right Channel Current Output
Right Channel Bipolar Offset Decoupling Point
Right Channel MSB Adjustment
Right Channel Servo-Amp Decoupling Point
MSB Adjustment Potentiometer Voltage Output
+5V Analog Supply
Digital Common
–V
CC
CAP
MSB ADJ (L)
NC
CAP
IOUT (L)
ACOM
SJ (L)
VOUT (L)
NC
+V
DD
DATA
CLOCK
–V
DD
LE
DATA (R)
DCOM
NC
VOUT (R)
SJ (R)
ACOM
IOUT (R)
CAP
MSB ADJ (R)
CAP
VPOT
+V
CC
DCOM
PIN ASSIGNMENTS (Plastic PKG)
PIN
DESCRIPTION
MNEMONIC
9
10
11
19
12
13
14
15
16
17
18
20
21
22
23
24
25
26
27
28
1
2
3
4
5
6
7
8
–5V Analog Supply
Left Channel Servo-Amp Decoupling Point
Left Channel MSB Adjustment
No Connect
Left Channel Bipolar Offset Decoupling Point
Left Channel Current Output
Left Channel Analog Common
Left Channel Summing Junction
Left Channel Voltage Output
No Connect
+5V Digital Supply
Left Channel Data Input
Clock Input
–5V Logic Supply
Latch Enable Input
Right Channel Data Input
Digital Common
No Connect
Right Channel Voltage Output
Right Channel Summing Junction
Right Channel Analog Common
Right Channel Current Output
Right Channel Bipolar Offset Decoupling Point
Right Channel MSB Adjustment
Right Channel Servo-Amp Decoupling Point
MSB Adjustment Potentiometer Voltage Output
+5V Analog Supply
Digital Common
–V
CC
CAP
MSB ADJ (L)
NC
CAP
I
(L)
ACOM
SJ (L)
V
OUT
(L)
NC
+V
DATA
CLOCK
–V
DD
LE
DATA (R)
DCOM
NC
V
(R)
SJ (R)
ACOM
I
(R)
CAP
MSB ADJ (R)
CAP
V
POT
+V
DCOM
PIN ASSIGNMENTS (SOIC PKG)
NOTE: In the SOIC (PCM1700U) package, the die is rotated 90
°
. Therefore,
the pin assignments are different from the DIP. See pin assignments on page
4 for details.
PCM1700
Basic Model Number
P: Plastic U: SOIC
Performance Grade Code
ORDERING INFORMATION
( )
( )
DC
Supply Voltages .....................................................................
±
7.5VDC
Input Logic Voltage ................................................................. –1V to +V
CC
Power Dissipation .......................................................................... 500mW
Operating Temperature..................................................... –25
°
C to +70
°
C
Storage Temperature ...................................................... –60
°
C to +100
°
C
Lead Temperature (soldering, 10s)................................................ +300
°
C
ABSOLUTE MAXIMUM RATINGS
PACKAGE INFORMATION
PACKAGE DRAWING
NUMBER
(1)
MODEL
PACKAGE
PCM1700U
PCM1700U-J
PCM1700U-K
PCM1700P
PCM1700P-J
PCM1700P-K
28-Pin SOIC
28-Pin SOIC
28-Pin SOIC
28-Pin Plastic DIP
28-Pin Plastic DIP
28-Pin Plastic DIP
217
217
217
126
126
126
NOTE: (1) For detailed drawing and dimension table, please see end of data
sheet, or Appendix D of Burr-Brown IC Data Book.