AD1819BJSTZ Analog Devices Inc, AD1819BJSTZ Datasheet - Page 27

• Manufacturer Part Number: AD1819BJSTZ
• Description: IC CODEC AUDIO 16BIT 48LQFP
• Manufacturer: Analog Devices Inc
• Type: Audio Codec '97r

Specifications of AD1819BJSTZ

• Data Interface: Serial
• Resolution (bits): 16 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• S/n Ratio, Adcs / Dacs (db) Typ: 90 / 90
• Dynamic Range, Adcs / Dacs (db) Typ: 87 / 90
• Voltage - Supply, Analog: 4.5 V ~ 5.5 V
• Voltage - Supply, Digital: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Single Supply Voltage (typ): 5V
• Single Supply Voltage (min): 4.5V
• Single Supply Voltage (max): 5.5V
• Package Type: LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

REV. 0
22pF
NP0
XTAL_IN
XTAL_IN
AD1819B
AD1819B
SLAVE 1
MASTER
24.576MHz
XTAL_OUT
XTAL_OUT
SDATA_OUT
SDATA_OUT
CHAIN_CLK
CHAIN_CLK
SDATA_IN
SDATA_IN
CHAIN_IN
CHAIN_IN
BIT_CLK
BIT_CLK
RESET
RESET
SYNC
22pF
NP0
SYNC
CS0
CS1
CS0
CS1
INPUT
MIC
NOTES:
**SELECT MIC1 AND MAX GAIN 20dB +12dB for 10mV
10mV RMS
*MAY NEED TO OPTIMIZE TO SUIT MICROPHONE
RMS MICROPHONE OUTPUT.
(mean)
DV
200Hz < FREQUENCY RESPONSE < 5kHz @ –3dB
Figure 17. Two Codec System Example
DD
RESET
SDATA_OUT
SDATA_IN
SYNC
BIT_CLK
Figure 18. Microphone Input
FB
100pF
–27–
2.21k *
100
10nF*
100nF
NC
V
MIC1**
MIC2
AD1819B
REFOUT
FL0
DT0
DR0
RFS0
SCLK0
SPORT0
CONTROLLER
(ADSP-2181)
DIGITAL
AD1819B