CS43L43-KZZ Cirrus Logic Inc, CS43L43-KZZ Datasheet - Page 8

• Manufacturer Part Number: CS43L43-KZZ
• Description: IC,D/A CONVERTER,DUAL,16/18/20/24-BIT,TSSOP,16PIN
• Manufacturer: Cirrus Logic Inc

Specifications of CS43L43-KZZ

• Rohs Compliant: YES

3.4 De-Emphasis Control
The device includes on-chip digital de-emphasis. Figure 5 shows the de-emphasis curve for F
44.1 kHz. The frequency response of the de-emphasis curve will scale proportionally with changes in sam-
ple rate, Fs. De-emphasis is not available in double-speed mode.
8
S D A TA
L R C K
S C L K
S D A T A
S D A T A
L R C K
S C L K
LR C K
S C LK
3.3.2 Control Port Mode
The desired format is selected via the DIF0, DIF1 and DIF2 bits in the Mode Control 2 register (see
section 5.11.2) . For an illustration of the required relationship between LRCK, SCLK and SDATA,
see Figures 2-4.
M S B
M S B
M S B
-1 -2 -3 -4 -5
-1 -2 -3 -4 -5
L S B
+1 +2 +3 +4 +5
3 2 c lo ck s
L e ft C h a n n e l
L e ft C h a n n e l
+ 5 +4
+5 +4
L e ft C h a n n e l
+3 + 2 +1
+3 +2 + 1
Figure 3. Left Justified up to 24-Bit Data
-10dB
Gain
0dB
dB
-7
LS B
Figure 4. Right Justified Data
LS B
-6 -5 -4 -3 -2 -1
Figure 5. De-Emphasis Curve
Figure 2. I
3.183 kHz
T1=50 µs
F1
M S B
2
S Data
M S B
10.61 kHz
M S B
-1 -2 -3 -4
-1 -2 -3 -4
F2
T2 = 15 µs
L S B
Frequency
+1 +2 +3 +4 +5
+ 5 +4
+ 5 + 4
R ig h t C h a n n e l
R ig h t C h a n n e l
R ig h t C h a n n e l
+3 + 2 +1
+ 3 + 2 + 1
LS B
LS B
-7
-6 -5 -4 -3 -2 -1
CS43L43
DS479PP3
s
equal to
M S B