CDB61884 Cirrus Logic Inc, CDB61884 Datasheet - Page 20

• Manufacturer Part Number: CDB61884
• Description: Audio Modules & Development Tools Eval Bd CDB61884
• Manufacturer: Cirrus Logic Inc

Specifications of CDB61884

• Description/function: Audio DSPs
• Operating Supply Voltage: 3.3 V
• Product: Audio Modules
• For Use With/related Products: CS61884
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 6
board to operate in T1/J1 100
lecting host mode the switches in
20
6.3
Switches/Jumpers
S9 #1 (MOT_\INTL)
S11 (CBLSEL)
J13 (VLOGIC)
S9 #2 (MUX)
S10 (JASEL)
S15 (MODE)
S12 (LEN 2)
S13 (LEN 1)
S14 (LEN 0)
T1/J1 100
J23 (TXOE)
J93 (CLKE)
8. Set “LOW” to disable receiver Internal line impedance matching function. The external resistors for all
9. Selects T1/J1 100
shows the position of the different switches and jumpers used to set up the CDB61884 evaluation
S9 #3 (A4)
S9 #4 (A3)
S9 #5 (A2)
S9 #6 (A1)
S9 #7 (A0)
J1 (MCLK)
S1 (0)
S2 (1)
S3 (2)
S4 (3)
S5 (4)
S6 (5)
S7 (6)
S8 (7)
eight receivers must be changed to 12.5
line length settings. Refer to the CS61884 Data Sheet for other settings.
Table 6. T1/J1 100
Mode Setup
NC or HIGH (Note 8)
0ft-133ft line length settings. These pins can be changed to select other T1/J1 100
LOOP FUNCTION
LOOP FUNCTION
LOOP FUNCTION
LOOP FUNCTION
LOOP FUNCTION
LOOP FUNCTION
LOOP FUNCTION
LOOP FUNCTION
ANY POSITION
HIGH (Note 9)
HIGH (Note 9)
OPEN (HIGH)
LOW (Note 4)
LOW (Note 5)
LOW (Note 5)
LOW (Note 5)
LOW (Note 5)
LOW (Note 5)
LOW (Note 9)
OSCILLATOR
Hardware, Serial Host and Parallel Host operational modes. Before se-
HARDWARE
Table 6
Hardware
OPEN
OPEN
3V
Operational Mode Switch/Jumper Position
in bold should be set to the position stated.
to properly match the input line impedance.
Serial Host (Note 3)
SERIAL HOST
OSCILLATOR
NONE
NONE
NONE
NONE
NONE
NONE
NONE
NONE
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
HIGH
HIGH
HIGH
HIGH
HIGH
HIGH
HIGH
NC
3V
Parallel Host (Note 3)
MOTOROLA/INTEL
PARALLEL HOST
MUX/NON-MUX
OSCILLATOR
CDB61884
NONE
NONE
NONE
NONE
NONE
NONE
NONE
NONE
OPEN
OPEN
OPEN
OPEN
OPEN
OPEN
HIGH
HIGH
HIGH
HIGH
HIGH
NC
3V
DS485DB1