CS47048C-DQZ Cirrus Logic Inc, CS47048C-DQZ Datasheet - Page 18

• Manufacturer Part Number: CS47048C-DQZ
• Description: IC 4ch ADC 8ch DAC & Single Core 32-bit DSP Audio SoC (300M MACs)
• Manufacturer: Cirrus Logic Inc

Specifications of CS47048C-DQZ

• Operating Temperature Range: -40°C To +85°C
• No. Of Pins: 100
• Peak Reflow Compatible (260 C): Yes
• Frequency: 147MHz
• Embedded Interface Type: I2C, SPI
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Core Supply Voltage: 1.89V
• Digital Ic Case Style: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

CS470xx Data Sheet
Audio SOC Processor Family
5.6 Digital Switching Characteristics— RESET
18
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
1.The rising edge of RESET must not occur before the power supplies are stable at their recommended operating values
as described in
must be met.
All Bidirectional
Section
RESET
2
HS[3:0]
Refers to all power supplies.
VDD
Parameter
RESET
HS[3:0]
5.2. In addition, for the configuration pins to be read correctly, the RESET T
2
Pins
Figure 5.
1
Figure 4.
RESET Timing after Power is Stable
Copyright 2011 Cirrus Logic
RESET Timing at Power-On
T
T
rst2z
rstl
All supplies at
recommended
operating values.
T
rstl
Symbol
T
T
T
T
T
rsthld
rst2z
rstsu
rstl
rstsu
T
rstsu
T
rsthld
T
rsthld
Min
50
20
1
-
Max
200
rstl
-
-
-
requirement
DS787PP5
Unit
s
ns
ns
ns