CS42518-CQZR Cirrus Logic Inc, CS42518-CQZR Datasheet - Page 12

• Manufacturer Part Number: CS42518-CQZR
• Description: Audio CODECs IC 110dB 192kHz 8Ch Mlt-Ch CODEC
• Manufacturer: Cirrus Logic Inc

Specifications of CS42518-CQZR

• Number Of Adc Inputs: 2
• Number Of Dac Outputs: 8
• Conversion Rate: 192 KSPs
• Interface Type: Serial (I2C, SPI)
• Resolution: 24 bit
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Package / Case: LQFP-64
• Minimum Operating Temperature: - 10 C
• Number Of Channels: 2 ADC, 8 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

12
SWITCHING CHARACTERISTICS
(For CQZ, T
VA=VARX = 5 V, VD =VLC= 3.3 V, VLS = 1.8 V to 5.25 V; Inputs: Logic 0 = DGND, Logic 1 = VLS, C
Notes:
RST Pin Low Pulse Width
PLL Clock Recovery Sample Rate Range
RMCK Output Jitter
RMCK Output Duty Cycle
OMCK Frequency
OMCK Duty Cycle
CX_SCLK, SAI_SCLK Duty Cycle
CX_LRCK, SAI_LRCK Duty Cycle
Master Mode
RMCK to CX_SCLK, SAI_SCLK active edge delay
RMCK to CX_LRCK, SAI_LRCK delay
Slave Mode
CX_SCLK, SAI_SCLK Falling Edge to CX_SDOUT,
SAI_SDOUT Output Valid
CX_LRCK, SAI_LRCK Edge to MSB Valid
CX_SDIN Setup Time Before CX_SCLK Rising Edge
CX_SDIN Hold Time After CX_SCLK Rising Edge
CX_SCLK, SAI_SCLK High Time
CX_SCLK, SAI_SCLK Low Time
CX_SCLK, SAI_SCLK falling to CX_LRCK, SAI_LRCK
Edge
Figure 1. Serial Audio Port Master Mode Timing
SAI_SCLK
SAI_LRCK
CX_LRCK
CX_SCLK
(output)
(output)
RMCK
12. After powering-up the CS42518, RST should be held low after the power supplies and clocks are set-
13. See
14. Limit the loading on RMCK to 1 CMOS load if operating above 24.576 MHz.
15. Not valid when RMCK_DIV in
16. 76.5 ns for Single-Speed and Double-Speed modes, 23 ns for Quad-Speed Mode.
A
tled.
= -10 to +70° C; For DQZ, T
Table 1 on page 26
Parameters
t smd
t
for suggested OMCK frequencies
lmd
A
“Clock Control (address 06h)” on page 53
= -40 to +85° C;
(Note 12)
(Note 14)
(Note 15)
(Note 13)
(Note 13)
Symbol
SAI_SDOUT
CX_SDOUT
t
CX_SDINx
t
t
t
t
t
t
sckh
SAI_SCLK
smd
t
SAI_LRCK
CX_SCLK
lmd
dpd
lrpd
t
sckl
CX_LRCK
lrck
dh
ds
(input)
(input)
Figure 2. Serial Audio Port Slave Mode Timing
1.024
Min
-25
30
45
40
45
45
10
30
20
20
1
0
0
-
t
lrck
t
lrpd
t
ds
Typ
200
50
50
50
50
-
-
-
-
-
-
-
-
-
-
-
-
is set to Multiply by 2.
MSB
t
sckh
t
dh
(Note 16)
25.600
Max
26.5
200
+25
55
60
55
55
15
15
t
sckl
-
-
-
-
-
-
t dpd
CS42518
L
MSB-1
= 30 pF)
DS584F1
ps RMS
Units
MHz
kHz
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
%
%
%
%