CDB44800 Cirrus Logic Inc, CDB44800 Datasheet - Page 14

• 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

14
SWITCHING CHARACTERISTICS - CONTROL PORT - I²C FORMAT
(VD = 2.5 V, VDX = VDP = VLS = 3.3 V; VLC = 2.5 V to 5.0 V; Inputs: Logic 0 = GND, Logic 1 = VLC, C
SCL Clock Frequency
Bus Free Time between Transmissions
Start Condition Hold Time (prior to first clock pulse)
Clock Low time
Clock High Time
Setup Time for Repeated Start Condition
SDA Hold Time from SCL Falling
SDA Setup time to SCL Rising
Rise Time of SCL and SDA
Fall Time SCL and SDA
Setup Time for Stop Condition
SDA
SCL
18. Data must be held for sufficient time to bridge the transition time, t
Stop
t buf
Start
Parameter
t hdst
t
low
Figure 8. Control Port Timing - I²C Format
t
hdd
t high
(Note 18)
t sud
Symbol
t
t
t
t
t
t
t
susp
t
f
hdst
high
sust
hdd
sud
buf
low
scl
t
t
r
f
Repeated
t sust
Start
f
, of SCL.
t
hdst
Min
250
4.7
4.0
4.7
4.0
4.7
4.7
10
-
-
-
t r
t f
1000
Max
100
300
-
-
-
-
-
-
-
-
CS44800
Stop
L
t susp
DS632F1
= 30 pF)
Unit
kHz
µs
µs
µs
µs
µs
ns
ns
ns
ns
µs