CS48DV2B-DQZR Cirrus Logic Inc, CS48DV2B-DQZR Datasheet - Page 17

• Manufacturer Part Number: CS48DV2B-DQZR
• Description: IC DSP AUDIO 32BIT 2CH 48-LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Fixed Pointr

Specifications of CS48DV2B-DQZR

• Interface: I²C, SPI
• Clock Rate: 150MHz
• Voltage - I/o: 3.30V
• Voltage - Core: 1.80V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Non-volatile Memory: -
• On-chip Ram: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

SCP_CLK
SCP_SDA
5.12 Switching Characteristics — Serial Control Port - I
DS875F2
SCP_CLK frequency
SCP_CLK low time
SCP_CLK high time
SCP_SCK rising to SCP_SDA rising or falling for START or
STOP condition
START condition to SCP_CLK falling
SCP_CLK falling to STOP condition
Bus free time between STOP and START conditions
Setup time SCP_SDA input valid to SCP_CLK rising
Hold time SCP_SDA input after SCP_CLK falling
SCP_CLK low to SCP_SDA out valid
1. The specification f
maximum speed of the communication port may be limited by the firmware application.
t
iicstscl
t
iicckcmd
iicck
1
t
iicsu
indicates the maximum speed of the hardware. The system designer should be aware that the actual
A6
Parameter
0
Figure 6. Serial Control Port - I
t
iich
1
t
iicckh
t
iicckl
A0
6
Copyright 2009 Cirrus Logic
t
iicr
R/W
32-bit Audio DSP for Dedicated Dolby Volume and Audistry by Dolby
7
t
iicdov
CONFIDENTIAL
ACK
8
t
iicf
2
C Master Mode Timing
MSB
Symbol
t
0
iicckcmd
t
t
t
iicstscl
t
t
f
t
t
iicckh
iicdov
iicstp
iicckl
t
iicbft
iicsu
iicck
iich
1
2
C Master Mode
f
iicck
1.25
1.25
1.25
1.25
Min
100
2.5
20
6
3
-
-
LSB
7
CS48DV2B Data Sheet
ACK
Max
400
8
18
-
-
-
-
-
-
t
iicstp
t
iicckcmd
Units
kHz
µs
µs
µs
µs
µs
µs
ns
ns
ns
t
17
iicbf