CS4385-CQZR Cirrus Logic Inc, CS4385-CQZR Datasheet - Page 10

• Manufacturer Part Number: CS4385-CQZR
• Description: IC,D/A CONVERTER,OCTAL,24-BIT,QFP,48PIN
• Manufacturer: Cirrus Logic Inc

Specifications of CS4385-CQZR

• Number Of Bits: 24
• Data Interface: Serial
• Number Of Converters: 8
• Voltage Supply Source: Analog and Digital
• Power Dissipation (max): 520mW
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• 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

10
DAC ANALOG CHARACTERISTICS - AUTOMOTIVE (-DQZ)
Test Conditions (unless otherwise specified): VA = 4.75 to 5.25 V; VLS = 1.71 to 5.25 V; VLC = 1.71 to 5.25 V;
VD = 2.37 to 2.63 V; T
resistance
ment Bandwidth 10 Hz to 20 kHz.
Fs = 48 kHz, 96 kHz, 192 kHz and DSD
Dynamic Range
Total Harmonic Distortion + Noise
Idle Channel Noise / Signal-to-noise ratio
Interchannel Isolation
DC Accuracy
Interchannel Gain Mismatch
Gain Drift
Analog Output
Full-Scale Differential-
Output Voltage
Output Impedance
Max DC Current draw from an AOUT pin
Min AC-Load Resistance
Max Load Capacitance
Quiescent Voltage
Max Current draw from VQ
;
Valid with FILT+ and VQ capacitors as shown in
(Note 3)
(Note 1)
A
Parameters
= -40°C to 85°C; Full-scale 997 Hz input sine wave
(Note 2)
PCM, DSD processor
(Note 2)
24-bit
16-bit
24-bit
16-bit
Direct DSD Mode
unweighted
unweighted
A-weighted
A-weighted
A-weighted
(Note 1)
(1 kHz)
-20 dB
-60 dB
-20 dB
-60 dB
0 dB
0 dB
Symbol
I
THD+N
OUTmax
I
“Typical Connection Diagram” on page 19
Z
QMAX
V
VQ
R
C
OUT
FS
L
L
1.28•V
0.90•V
Min
105
102
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
(Note 1)
A
A
1.32•V
0.94•V
50% V
; Tested under max ac-load
-100
Typ
100
130
100
114
111
114
110
-91
-51
-94
-74
-34
0.1
1.0
97
94
10
3
A
A
A
1.36•V
0.98•V
Max
-91
-42
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
A
A
;
CS4385
Measure-
DS671F2
ppm/°C
Units
VDC
Vpp
Vpp
mA
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
kΩ
μA
pF
Ω