ABSOLUTE MAXIMUM RATINGS* (TA
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� AD7782BRUZ
寤犲晢锛� Analog Devices Inc
鏂囦欢闋佹暩(sh霉)锛� 8/12闋�
鏂囦欢澶у皬锛� 0K
鎻忚堪锛� IC ADC 24BIT 2CHAN 16TSSOP
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 96
浣嶆暩(sh霉)锛� 24
閲囨ǎ鐜囷紙姣忕锛夛細 19.79
鏁�(sh霉)鎿�(j霉)鎺ュ彛锛� DSP锛孧ICROWIRE?锛孮SPI?锛屼覆琛�锛孲PI?
杞�(zhu菐n)鎻涘櫒鏁�(sh霉)鐩細 1
鍔熺巼鑰楁暎锛堟渶澶э級锛� 3.9mW
闆诲闆绘簮锛� 鍠浕婧�
宸ヤ綔婧害锛� -40°C ~ 85°C
瀹夎椤炲瀷锛� 琛ㄩ潰璨艰
灏佽/澶栨锛� 16-TSSOP锛�0.173"锛�4.40mm 瀵級
渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 16-TSSOP
鍖呰锛� 绠′欢
杓稿叆鏁�(sh霉)鐩拰椤炲瀷锛� 2 鍊嬪樊鍒嗭紝鍠サ锛�2 鍊嬪樊鍒�锛岄洐妤�
AD7782
鈥�5鈥�
ABSOLUTE MAXIMUM RATINGS*
(TA = 25
掳C unless otherwise noted)
VDD to GND . . . . . . . . . . . . . . . . . . . . . . . . . . . 鈥�0.3 V to +7 V
Analog Input Voltage to GND . . . . . . . . 鈥�0.3 V to VDD + 0.3 V
Reference Input Voltage to GND . . . . . 鈥�0.3 V to VDD + 0.3 V
Total AIN/REFIN Current (Indefinite) . . . . . . . . . . . . . 30 mA
Digital Input Voltage to GND . . . . . . . . 鈥�0.3 V to VDD + 0.3 V
Digital Output Voltage to GND . . . . . . 鈥�0.3 V to VDD + 0.3 V
Operating Temperature Range . . . . . . . . . . . . 鈥�40
掳C to +85掳C
Storage Temperature Range . . . . . . . . . . . . . 鈥�65
掳C to +150掳C
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . 150
掳C
TSSOP Package
JA Thermal Impedance
. . . . . . . . . . . . . . . . . . . . . 97.9
掳C/W
JC Thermal Impedance . . . . . . . . . . . . . . . . . . . . . . 14掳C/W
Lead Temperature, Soldering
Vapor Phase (60 sec) . . . . . . . . . . . . . . . . . . . . . . . . . 215
掳C
Infrared (15 sec) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220
掳C
*Stresses above those listed under Absolute Maximum Ratings may cause per-
manent damage to the device. This is a stress rating only; functional operation of
the device at these or any other conditions above those listed in the operational
sections of this specification is not implied. Exposure to absolute maximum rating
conditions for extended periods may affect device reliability.
CH1/CH2 (I)
CS (I)
DOUT/
RDY
SLAVE MODE
SCLK (I)
MASTER MODE
SCLK (O)
I = INPUT TO AD7782, O = OUTPUT FROM AD7782
t2
t3
t4
t5
t6
t7
t5
t11
t6
t7
t9
t8
MSB
LSB
MSB
t10
Figure 2. Slave/Master Mode Timing Diagram
CAUTION
ESD (electrostatic discharge) sensitive device. Electrostatic charges as high as 4000 V readily
accumulate on the human body and test equipment and can discharge without detection. Although
the AD7782 features proprietary ESD protection circuitry, permanent damage may occur on
devices subjected to high-energy electrostatic discharges. Therefore, proper ESD precautions are
recommended to avoid performance degradation or loss of functionality.
WARNING!
ESD SENSITIVE DEVICE
REV. A
MASTER MODE IS SELECTED BY TYING THE MODE PIN LOW, WHEREAS SLAVE MODE IS SELECTED BY TYING THE MODE PIN HIGH.
鐩搁棞(gu膩n)PDF璩囨枡
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