CS497024-CVZR Cirrus Logic Inc, CS497024-CVZR Datasheet - Page 12

• Manufacturer Part Number: CS497024-CVZR
• Description: IC DSP 32BIT HD DECODER 128-LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Fixed Pointr

Specifications of CS497024-CVZR

• Interface: I²C, SPI, UART
• Clock Rate: 150MHz
• Non-volatile Memory: ROM (144 kB)
• On-chip Ram: 82kB
• Voltage - I/o: 3.30V
• Voltage - Core: 1.80V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 128-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

CS4970x4 Data Sheet
32-bit High Definition Audio Decoder DSP Family
5.7 Switching Characteristics— RESET#
5.8 Switching Characteristics — XTI
12
RESET# minimum pulse width low
All bidirectional pins high-Z after RESET# low
Configuration pins setup before RESET# high
Configuration pins hold after RESET# high
External Crystal operating frequency
XTI period
XTI high time
XTI low time
External Crystal Load Capacitance (parallel resonant)
External Crystal Equivalent Series Resistance
1. Part characterized with the following crystal frequency values: 12.288 and 24.576 MHz.
2. C
this range should be avoided. The crystal oscillator circuit design should follow the crystal manufacturer’s
recommendation for load capacitor selection.
L
refers to the total load capacitance as specified by the crystal manufacturer. Crystals which require a C
XTI
All Bidirectional
Parameter
Parameter
RESET#
HS[3:0]
1
Pins
t
clkih
Copyright 2009 Cirrus Logic
Figure 1. RESET# Timing
Figure 2. XTI Timing
2
T
T
T
rst2z
rstl
clki
t
clkil
Symbol
Symbol
T
T
T
T
T
T
F
T
ESR
T
rstsu
rsthld
C
clkih
rst2z
rstsu
clkil
xtal
clki
rstl
L
T
rsthld
12.288
Min
Min
16.4
16.4
50
20
41
10
1
-
24.576
Max
Max
81.4
100
18
50
-
-
-
-
-
L
outside
MHz
DS752PP8
Unit
Unit
pF
μs
ns
ns
ns
ns
ns
ns
Ω