參數資料
型號: MAX5774UTK+T
廠商: Maxim Integrated Products
文件頁數: 22/28頁
文件大?。?/td> 0K
描述: IC DAC 14BIT 32CH V-OUT 68-TQFN
產品培訓模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 2,500
設置時間: 20µs
位數: 14
數據接口: 串行
轉換器數目: 32
電壓電源: 模擬和數字
工作溫度: 0°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 68-TQFN 裸露焊盤
供應商設備封裝: 68-TQFN-EP(10x10)
包裝: 帶卷 (TR)
輸出數目和類型: 32 電壓,單極
采樣率(每秒): *
MAX5773/MAX5774/MAX5775
32-Channel, 14-Bit, Voltage-Output
DACs with Serial Interface
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS—MAX5773 (0 to +10V Output Voltage Range)(continued)
(AVCC = +10.5V to +11V (Note 1), AVDD = +5V ±5%, DVDD = +2.7V to AVDD, VSS = AGND = DGND = REFGND = GS1 = GS2 = 0,
VREF = +3.0V, RL = ∞, CL = 50pF referenced to VSS, TA = TMIN to TMAX, SCLK = 0, all offset and gain registers = 0000h, unless oth-
erwise noted. Typical values are at TA = +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
ANALOG OUTPUTS (OUT0 to OUT31)
Output-Voltage Range
VSS = -0.5V, AVCC = +10.5V (Note 1)
0
10
V
Resistive Load to Ground
10
50
k
Capacitive Load to Ground
100
pF
DC-Output Impedance
0.1
Sourcing, full scale, output connected to
AGND
+5
Short-Circuit Current
Sinking, zero scale, output connected to
AVCC
-5
mA
GROUND-SENSE ANALOG INPUTS (GS1 and GS2)
Input-Voltage Range
VGS
Relative to AGND
-0.5
+0.5
V
Ground-Sense Gain
AGS
0.995
1.000
1.005
V/V
Input Resistance
-0.5V
≤ VGS ≤ +0.5V, VSS = -0.5V
70
k
REFERENCE INPUT (REF)
Input Resistance
1M
Reference Input Voltage Range
VREF
Referred to REFGND
2.900
3.000
3.100
V
DIGITAL INPUTS (
CS, SCLK, DIN, LDAC, RESET, DSP)
+2.7V
≤ DVDD ≤ + 3.6V
0.7 x
DVDD
Input-Voltage High
VIH
+3.6V < DVDD
≤ +5.25V
2.4
V
Input-Voltage Low
VIL
0.8
V
Input Capacitance
CIN
10
pF
Input Current
IIN
Digital inputs = 0 or DVDD
±1
A
DIGITAL OUTPUT (DOUT)
Output-Voltage Low
VOL
ISINK = 1mA
0.4
V
Output-Voltage High
VOH
ISOURCE = 0.2mA
0.8 x
DVDD
V
Tri-State Leakage Current
IL
±10
A
Tri-State Output Capacitance
COUT
10
pF
POWER REQUIREMENTS (AVCC, VSS, AGND, AVDD, DVDD, DGND)
Output-Amplifier Positive Supply
Voltage
AVCC
10
11
V
Output-Amplifier Negative Supply
Voltage
VSS
-0.5
0
V
Output-Amplifier Supply Voltage
Difference
AVCC - VSS
11
V
Analog Supply Voltage
AVDD
4.75
5.25
V
Digital Supply Voltage
DVDD
2.7
AVDD
V
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