參數(shù)資料
型號: MAX1228BCEP+T
廠商: Maxim Integrated Products
文件頁數(shù): 22/23頁
文件大?。?/td> 0K
描述: IC ADC 12BIT 300KSPS 20-QSOP
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
位數(shù): 12
采樣率(每秒): 300k
數(shù)據(jù)接口: MICROWIRE?,QSPI?,串行,SPI?
轉換器數(shù)目: 1
功率耗散(最大): 727mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.154",3.90mm 寬)
供應商設備封裝: 20-QSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 12 個單端,單極;12 個單端,雙極;6 個差分,單極;6 個差分,雙極
MAX1226/MAX1228/MAX1230
12-Bit 300ksps ADCs with FIFO,
Temp Sensor, Internal Reference
8
_______________________________________________________________________________________
Pin Description
MAX1230
TQFN
MAX1230
QSOP
MAX1228
MAX1226
NAME
FUNCTION
1, 17,
19, 25
N.C.
No Connection. Not internally connected.
2–12, 26,
27, 28
1–14
AIN0–13
Analog Inputs
1–10
AIN0–9
Analog Inputs
1–6
AIN0–5
Analog Inputs
13
15
REF-/AIN14
Negative Input for External Differential Reference/Analog Input 14.
See Table 3 for details on programming the setup register.
11
REF-/AIN10
Negative Input for External Differential Reference/Analog Input 10.
See Table 3 for details on programming the setup register.
7
REF-/AIN6
Negative Input for External Differential Reference/Analog Input 6.
See Table 3 for details on programming the setup register.
14
16
CNVST/
AIN15
Active-Low Conversion Start Input/Analog Input 15. See Table 3
for details on programming the setup register.
12
CNVST/
AIN11
Active-Low Conversion Start Input/Analog Input 11. See Table 3
for details on programming the setup register.
——
8
CNVST/
AIN7
Active-Low Conversion Start Input/Analog Input 7. See Table 3 for
details on programming the setup register.
15
17
13
9
REF+
Positive Reference Input. Bypass to GND with a 0.1F capacitor.
16
18
14
10
GND
Ground
18
19
15
11
VDD
Power Input. Bypass to GND with a 0.1F capacitor.
20
16
12
SCLK
Serial Clock Input. Clocks data in and out of the serial interface.
(Duty cycle must be 40% to 60%.) See Table 3 for details on
programming the clock mode.
21
17
13
CS
Active-Low Chip-Select Input. When CS is low, the serial interface
is enabled. When CS is high, DOUT is high impedance.
22
18
14
DIN
Serial Data Input. DIN data is latched into the serial interface on
the rising edge of SCLK.
23
19
15
DOUT
Serial Data Output. Data is clocked out on the falling edge of
SCLK. High impedance when CS is connected to VDD.
24
20
16
EOC
End of Conversion Output. Data is valid after EOC pulls low.
——
EP
Exposed Pad. Internally connected to GND. Connect to a large
ground plane to maximize thermal performance. Not intended as
an electrical connection point.
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