CS4385-DQZ Cirrus Logic Inc, CS4385-DQZ Datasheet - Page 17

• Manufacturer Part Number: CS4385-DQZ
• Description: IC DAC 8CH 114DB 192KHZ 48LQFP
• Manufacturer: Cirrus Logic Inc

Specifications of CS4385-DQZ

• Data Interface: Serial
• Number Of Bits: 24
• Number Of Converters: 8
• Voltage Supply Source: Analog and Digital
• Power Dissipation (max): 520mW
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Resolution (bits): 24bit
• Sampling Rate: 192kSPS
• Input Channel Type: Serial
• Supply Voltage Range - Analog: 4.75V To 5.25V
• Supply Current: 84mA
• Digital Ic Case Style: QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1154 - BOARD EVAL FOR CS4385 DAC
• Settling Time: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 598-1649

DS671F2
SWITCHING CHARACTERISTICS - CONTROL PORT - I²C FORMAT
Inputs: Logic 0 = GND, Logic 1 = VLC, C
Notes:
SCL Clock Frequency
RST Rising Edge to Start
Bus Free Time Between Transmissions
Start Condition Hold Time (prior to first clock pulse)
Clock Low time
Clock High Time
Setup Time for Repeated Start Condition
SDA Hold Time from SCL Falling
SDA Setup time to SCL Rising
Rise Time of SCL and SDA
Fall Time SCL and SDA
Setup Time for Stop Condition
Acknowledge Delay from SCL Falling
RST
SDA
SCL
18. Data must be held for sufficient time to bridge the transition time, t
Stop
t irs
t buf
Start
Parameter
t hdst
t
low
Figure 5. Control Port Timing - I²C Format
t
L
hdd
= 20 pF.
t high
(Note 18)
t sud
Symbol
t
t
t
rc
t
t
t
fc
t
t
t
susp
t
t
f
hdst
high
sust
t
hdd
sud
low
ack
buf
scl
irs
, t
, t
rc
fc
Repeated
t sust
Start
t
fc
hdst
, of SCL.
Min
500
250
300
4.7
4.0
4.7
4.0
4.7
4.7
0
-
-
-
t r
t f
Max
1000
100
300
1
-
-
-
-
-
-
-
-
-
CS4385
Stop
t susp
Unit
kHz
ns
µs
µs
µs
µs
µs
µs
ns
µs
ns
µs
ns
17