AD1933 Data Sheet
Rev. E | Page 24 of 28
APPLICATION CIRCUITS
Typical applications circuits are shown in Figure 21 through
Figure 23. Figure 21 shows the recommended loop filters when
using either the LR clock or the master clock as the PLL reference.
Output filters for the DAC outputs are shown in Figure 22 and
the regulator circuit is shown in Figure 23.
39nF
+
2.2nF
LF
LRCLK
AVDD2
3.32kΩ
5.6nF
390pF
LF
MCLK
AVDD2
562Ω
06624-021
Figure 21. Recommended Loop Filters for LRCLK or MCLK PLL Reference
2
1
3
OP275
+
2.2nF
NPO
AUDIO
OUTPUT
604Ω
68pF
NPO
150pF
NPO
560pF
NPO
270pF
NPO
DAC
OUTN
3.01kΩ
11kΩ
DAC
OUTP
1.50kΩ
5.62kΩ
11kΩ
5.62kΩ
06624-022
Figure 22. Typical DAC Output Filter Circuit (Differential)
10µF
+
E
C
B
VSUPPLY 5V
VSENSE 3.3V
FZT953
VDRIVE
1kΩ
100nF
10µF
+
100nF
06624-023
Figure 23. Recommended 3.3 V Regulator Circuit
Data Sheet AD1933
Rev. E | Page 25 of 28
OUTLINE DIMENSIONS
COMPLIANT TO JEDEC STANDARDS MS-026-BCD
051706-A
TOP VIEW
(PINS DOWN)
1
16
17
33
32
48
4964
0.27
0.22
0.17
0.50
BSC
LEAD PITCH
12.20
12.00 SQ
11.80
PIN 1
1.60
MAX
0.75
0.60
0.45
10.20
10.00 SQ
9.80
VIEW A
0.20
0.09
1.45
1.40
1.35
0.08
COPLANARITY
VIEW A
ROTATED 90° CCW
SEATING
PLANE
0.15
0.05
3.5°
Figure 24. 64-Lead Low Profile Quad Flat Package [LQFP]
(ST-64-2)
Dimensions shown in millimeters
ORDERING GUIDE
Model
1, 2, 3
Temperature Range Package Description Package Option
AD1933YSTZ −40°C to +105°C 64-Lead LQFP ST-64-2
AD1933YSTZ-RL −40°C to +105°C 64-Lead LQFP, 13” Tape and Reel ST-64-2
AD1933WBSTZ −40°C to +105°C 64-Lead LQFP ST-64-2
AD1933WBSTZ-RL −40°C to +105°C 64-Lead LQFP, 13” Tape and Reel ST-64-2
EVAL-AD1939AZ Evaluation Board
1
Z = RoHS Compliant Part.
2
The EVAL-AD1939AZ should be used as the evaluation board for the AD1933. The AD1933 is a DAC-only equivalent to the AD1939.
3
W = Qualified for Automotive Applications.
AUTOMOTIVE PRODUCTS
The AD1933W models are available with controlled manufacturing to support the quality and reliability requirements of automotive
applications. Note that these automotive models may have specifications that differ from the commercial models; therefore, designers
should review the Specifications section of this data sheet carefully. Only the automotive grade products shown are available for use in
automotive applications. Contact your local Analog Devices account representative for specific product ordering information and to
obtain the specific Automotive Reliability reports for these models.
AD1933 Data Sheet
Rev. E | Page 26 of 28
NOTES

AD1933YSTZ-RL

Mfr. #:
Manufacturer:
Description:
Digital to Analog Converters - DAC IC 8 CHAudio w/on chip PLL
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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