CRD-5376 Cirrus Logic Inc, CRD-5376 Datasheet - Page 23

• Manufacturer Part Number: CRD-5376
• Description: Audio Modules & Development Tools Ref Bd LP Mlt-Ch Decimation Filter
• Manufacturer: Cirrus Logic Inc

Specifications of CRD-5376

• Description/function: Audio D/A
• Operating Supply Voltage: 3.3 V
• Product: Audio Modules
• Supply Current: 300 mA
• For Use With/related Products: CS3301A, CS3302A, CS4373A, CS5371A, CS5372A, CS5376A
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

C8051F320 has dedicated pins for power and the USB connection, plus 25 general purpose I/O pins that
connect to the various internal resources through a programmable crossbar. Hardware connections on
CRD5376 limit how the blocks can operate, so the port mapping of microcontroller resources is detailed
below.
DS612RD2
Pin #
1
2
3
4
5
6
7
8
Pin #
9
10
11
12
13
14
15
16
Pin Name
P0.1
P0.0
GND
D+
D-
VDD
REGIN
VBUS
Pin Name
/RST
C2CK
P3.0
C2D
P2.7
P2.6
P2.5
P2.4
P2.3
P2.2
Assignment Description
SDTKI
SYNC_IO
Assignment Description
RESETz
GPIO
AIN-
AIN+
SW0
MODE2
MODE1
MODE0
Token to start CS5376A data transaction
SYNC signal from RS-485
Ground
USB differential data transceiver
USB differential data transceiver
+3.3 V power supply input
+5 V power supply input (unused on CRD5376)
USB voltage sense input
Power on reset output, active low
Clock input for debug interface
General purpose I/O
Data in/out for debug interface
ADC input
ADC input
Analog switch control
CS4373A mode control
CS4373A mode control
CS4373A mode control
CRD5376
23