CDB5532U Cirrus Logic Inc, CDB5532U Datasheet - Page 10

• Manufacturer Part Number: CDB5532U
• Description: BOARD EVAL FOR CS5532U ADC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB5532U

• Number Of Adc's: 2
• Number Of Bits: 24
• Sampling Rate (per Second): 3.84k
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: ±2.5 V
• Power (typ) @ Conditions: 35mW @ 3.84kSPS
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: CS5532
• Description/function: Audio DSPs
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• For Use With/related Products: C8051F320
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1159

SWITCHING CHARACTERISTICS
(VA+ = 2.5 V or 5 V ±5%; VA- = -2.5V±5% or 0 V; VD+ = 3.0 V ±10% or 5 V ±5%;DGND = 0 V; Levels: Logic 0 = 0
V, Logic 1 = VD+; C
Notes: 27. Device parameters are specified with a 4.9152 MHz clock.
10
Master Clock Frequency
Master Clock Duty Cycle
Rise Times
Fall Times
Start-up
Oscillator Start-up Time
Serial Port Timing
Serial Clock Frequency
Serial Clock
SDI Write Timing
CS Enable to Valid Latch Clock
Data Set-up Time prior to SCLK rising
Data Hold Time After SCLK Rising
SCLK Falling Prior to CS Disable
SDO Read Timing
CS to Data Valid
SCLK Falling to New Data Bit
CS Rising to SDO Hi-Z
28. Specified using 10% and 90% points on waveform of interest. Output loaded with 50 pF.
29. Oscillator start-up time varies with crystal parameters. This specification does not apply when using an
external clock source.
L
= 50 pF; See Figures 1 and 2.)
Parameter
External Clock or Crystal Oscillator
XTAL = 4.9152 MHz
Any Digital Input Except SCLK
Any Digital Input Except SCLK
Any Digital Output
Any Digital Output
Pulse Width High
Pulse Width Low
(Note 27)
(Note 28)
(Note 28)
(Note 29)
SCLK
SCLK
Symbol
MCLK
SCLK
t
t
t
rise
fall
ost
t
t
t
t
t
t
t
t
t
1
2
3
4
5
6
7
8
9
Min
250
250
100
100
40
50
50
1
0
-
-
-
-
-
-
-
-
-
-
4.9152
Typ
50
50
20
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CS5532/34-BS
Max
100
100
150
150
150
1.0
1.0
60
5
2
-
-
-
-
-
-
-
-
-
DS755F3
MHz
MHz
Unit
ms
µs
µs
ns
µs
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
%