CDB44800 Cirrus Logic Inc, CDB44800 Datasheet - Page 15

• Manufacturer Part Number: CDB44800
• Description: BOARD EVAL FOR CS44800 PWM CTRL
• Manufacturer: Cirrus Logic Inc
• Series: Popguard®r

Specifications of CDB44800

• Amplifier Type: Class D
• Output Type: 8-Channel
• Voltage - Supply: 20 V ~ 50 V
• Operating Temperature: -10°C ~ 70°C
• Board Type: Fully Populated
• Utilized Ic / Part: CS44800
• Description/function: Audio DSPs
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• For Use With/related Products: CS44800
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Max Output Power X Channels @ Load: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 598-1532; CDB-44800

DS632F1
SWITCHING CHARACTERISTICS - CONTROL PORT - SPI FORMAT
(VD = 2.5 V, VDP = VLS = 3.3 V; VLC = 2.5 V to 5.0 V; Inputs: Logic 0 = GND, Logic 1 = VLC, C
CCLK Clock Frequency
CS High Time between Transmissions
CS Falling to CCLK Edge
CCLK Low Time
CCLK High Time
CDIN to CCLK Rising Setup Time
CCLK Rising to DATA Hold Time
CCLK Falling to CDOUT Stable
Rise Time of CDOUT
Fall Time of CDOUT
Rise Time of CCLK and CDIN
Fall Time of CCLK and CDIN
19. Data must be held for sufficient time to bridge the transition time of CCLK.
20. For f
sck
<1 MHz.
Parameter
CDOUT
CDIN
CCLK
CS
t css
Figure 9. Control Port Timing - SPI Format
t r2
t dsu
t scl
t f2
(Note 19)
(Note 20)
(Note 20)
t sch
t dh
t pd
Symbol
t
f
t
t
t
t
t
t
csh
sch
dsu
t
t
sck
css
t
t
scl
dh
pd
r1
f1
r2
f2
Min
1.0
20
66
66
40
15
0
-
-
-
-
-
t csh
Typ
-
-
-
-
-
-
-
-
-
-
-
-
L
Max
100
100
6.0
50
25
25
= 30 pF)
-
-
-
-
-
-
CS44800
Units
MHz
µs
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
15