參數(shù)資料
型號： MAX1346BETX+T
廠商： Maxim Integrated Products
文件頁數(shù)： 35/39頁
文件大?。?/td> 0K
描述： IC ADC/DAC 12BIT W/FIFO 36WQFN
產(chǎn)品培訓模塊： Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝： 2,500
類型： ADC，DAC
分辨率（位）： 12 b
采樣率（每秒）： 225k
數(shù)據(jù)接口： MICROWIRE?，QSPI?，串行，SPI?
電壓電源： 模擬和數(shù)字
電源電壓： 4.75 V ~ 5.25 V
工作溫度： -40°C ~ 85°C
安裝類型： 表面貼裝
封裝/外殼： 36-WFQFN 裸露焊盤
供應商設(shè)備封裝： 36-TQFN 裸露焊盤（6x6）
包裝： 帶卷 (TR)
MAX1340/MAX1342/MAX1346/MAX1348
12-Bit, Multichannel ADCs/DACs with FIFO,
Temperature Sensing, and GPIO Ports
_______________________________________________________________________________________
5
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
INTERNAL REFERENCE
REF1 Output Voltage
4.066
4.096
4.126
V
REF1 Temperature Coefficient
TCREF
±30
ppm/°C
REF1 Short-Circuit Current
VREF = 4.096V
0.63
mA
EXTERNAL-REFERENCE INPUT
REF1 Input-Voltage Range
VREF1
REF modes 01, 10, and 11 (Note 4)
0.7
AVDD
V
REF1 Input Impedance
RREF1
70
100
130
k
DIGITAL INTERFACE
DIGITAL INPUTS (SCLK, DIN,
CS, CNVST, LDAC)
Input-Voltage High
VIH
DVDD = 2.7V to 5.25V
2.4
V
DVDD = 3.6V to 5.25V
0.8
Input-Voltage Low
VIL
DVDD = 2.7V to 3.6V
0.6
V
Input Leakage Current
IL
±0.01
±10
A
Input Capacitance
CIN
15
pF
DIGITAL OUTPUT (DOUT) (Note 14)
Output-Voltage Low
VOL
ISINK = 2mA
0.4
V
Output-Voltage High
VOH
ISOURCE = 2mA
DVDD -
0.5
V
Tri-State Leakage Current
±10
A
Tri-State Output Capacitance
COUT
15
pF
DIGITAL OUTPUT (
EOC) (Note 14)
Output-Voltage Low
VOL
ISINK = 2mA
0.4
V
Output-Voltage High
VOH
ISOURCE = 2mA
DVDD -
0.5
V
Tri-State Leakage Current
±10
A
Tri-State Output Capacitance
COUT
15
pF
DIGITAL OUTPUTS (GPIO_) (Note 14)
ISINK = 2mA
0.4
GPIOC_ Output-Voltage Low
ISINK = 4mA
0.8
V
GPIOC_ Output-Voltage High
ISOURCE = 2mA
DVDD -
0.5
V
GPIOA_ Output-Voltage Low
ISINK = 15mA
0.8
V
GPIOA_ Output-Voltage High
ISOURCE = 15mA
DVDD -
0.8
V
Tri-State Leakage Current
±10
A
Tri-State Output Capacitance
COUT
15
pF
ELECTRICAL CHARACTERISTICS (continued)
(AVDD = DVDD = 4.75V to 5.25V, external reference VREF = 4.096V, fCLK = 3.6MHz (50% duty cycle), TA = -40°C to +85°C, unless
otherwise noted. Typical values are at AVDD = DVDD = 5V, TA = +25°C. Outputs are unloaded, unless otherwise noted.)
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