CS48DV2B-DQZR Cirrus Logic Inc, CS48DV2B-DQZR Datasheet - Page 15

• 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

5.10 Switching Characteristics — Serial Control Port - SPI Master Mode
DS875F2
SCP_CLK frequency
SCP_CS falling to SCP_CLK rising
SCP_CLK low time
SCP_CLK high time
Setup time SCP_MISO input
Hold time SCP_MISO input
SCP_CLK low to SCP_MOSI output valid
SCP_CLK low to SCP_CS falling
SCP_CLK low to SCP_CS rising
Bus free time between active SCP_CS
SCP_CLK falling to SCP_MOSI output high-Z
SCP_MISO
SCP_MOSI
1. The specification f
2. See
3. SCP_CLK PERIOD refers to the period of SCP_CLK as being used in a given application. It does not refer to a tested parameter
SCP_CLK
maximum speed of the communication port may be limited by the firmware application.
EE_CS#
Section
t
spicsl
5.7.
1
Parameter
spisck
f
spisck
t
indicates the maximum speed of the hardware. The system designer should be aware that the actual
spicss
Figure 4. Serial Control Port - SPI Master Mode Timing
A6
t
spidsu
0
3
A5
t
1
spidh
Copyright 2009 Cirrus Logic
2
t
spickh
t
32-bit Audio DSP for Dedicated Dolby Volume and Audistry by Dolby
spickl
Symbol
A0
t
t
t
t
f
t
t
CONFIDENTIAL
t
t
t
6
t
spisck
spicss
spickh
spidsu
spidov
spicsh
spicsx
spickl
spicsl
spidh
spidz
t
spidov
R/W
7
Min
20
20
9
5
7
-
-
-
-
-
MSB
MSB
0
(SCP_CLK PERIOD)/2
(SCP_CLK PERIOD)/2
5
11*DCLKP +
11*DCLKP +
3*DCLKP
Typical
6
LSB
LSB
7
CS48DV2B Data Sheet
t
spidz
t
t
spicsx
F
spicsh
Max
xtal
20
8
-
-
-
-
-
-
-
-
/2
2
Units
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
15