CS47048C-CQZ Cirrus Logic Inc, CS47048C-CQZ Datasheet - Page 19

• Manufacturer Part Number: CS47048C-CQZ
• Description: IC 4CH ADC 8ch DAC & 32bit DSP
• Manufacturer: Cirrus Logic Inc
• Type: Fixed Pointr

Specifications of CS47048C-CQZ

• Interface: I²C, SPI
• Clock Rate: 150MHz
• On-chip Ram: 128kB
• Voltage - I/o: 3.30V
• Voltage - Core: 1.80V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-LQFP Exposed Pad, 100-eLQFP, 100-HLQFP
• Operating Temperature Range: 0°C To +70°C
• No. Of Pins: 100
• Frequency: 147MHz
• Embedded Interface Type: I2C, SPI
• Core Supply Voltage: 1.89V
• No. Of Mips: 150
• Digital Ic Case Style: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1539 - BOARD EVAL 4CH ADC/8CH DAC DSP598-1536 - BOARD EVAL 4CH ADC/8CH DAC DSP
• Non-volatile Memory: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 598-1657; CS47048B-CQZ

5.7 Digital Switching Characteristics — XTI
5.8 Digital Switching Characteristics — Internal Clock
DS787PP5
External Crystal operating frequency
XTI period
XTI high time
XTI low time
External Crystal Load Capacitance (parallel resonant)
External Crystal Equivalent Series Resistance
Internal DSP_CLK frequency
Internal DSP_CLK period
1. Part characterized with the following crystal frequency values: 12.288 and 24.576 MHz
2. C
1. After initial power-on reset, F
2. See
this range should be avoided. The crystal oscillator circuit design should follow the crystal manufacturer’s
recommendation for load capacitor selection.
locked until the next power-on reset.
L
refers to the total load capacitance as specified by the crystal manufacturer. Crystals which require a C
Parameter
Section
CS47048-CQZ
CS47048-DQZ
CS47028-CQZ
CS47028-DQZ
CS47024-CQZ
CS47024-DQZ
CS47048-CQZ
CS47048-DQZ
CS47028-CQZ
CS47028-DQZ
CS47024-CQZ
CS47024-DQZ
5.7. for all references to F
XTI
Parameter
1
1
dclk
Symbol
DCLKP
= F
F
1
t
dclk
clkih
xtal
xtal.
. After initial kickstart commands, the PLL is locked to max F
Copyright 2011 Cirrus Logic
Figure 6.
T
(See Note 2)
clki
2- Layer
Boards
F
F
F
F
F
F
6.8
7.6
6.8
7.6
6.8
7.6
xtal
xtal
xtal
xtal
xtal
xtal
2
t
XTI Timing
clkil
Min
(See Note 2)
4-Layer
Symbol
Boards
T
F
F
F
F
F
F
ESR
F
T
T
6.8
6.8
6.8
6.8
6.8
6.8
clkih
C
xtal
xtal
xtal
xtal
xtal
xtal
clkil
xtal
clki
L
2- Layer
Boards
12.288
1/F
1/F
1/F
1/F
1/F
1/F
13.3
13.3
147
131
147
131
147
131
Min
41
10
xtal
xtal
xtal
xtal
xtal
xtal
Audio SOC Processor Family
Max
4-Layer
Boards
CS470xx Data Sheet
24.576
dclk
1/F
1/F
1/F
1/F
1/F
1/F
Max
147
147
147
147
147
147
81
18
50
-
-
and remains
xtal
xtal
xtal
xtal
xtal
xtal
L
outside
MHz
MHz
Unit
Unit
ns
ns
ns
ns
pF

19